ACDMIrregularity-type
type: ObjectProperty
sub property of: ACDMIrregularity OP
type: FunctionalProperty
domain: ACDMIrregularity
range: CodeACDMIrregularityType
comment: Element from the configuration that describes the kind of irregularity that can be raised for A-CDM.

ADSBGroundStationService-status
type: ObjectProperty
sub property of: ADSBGroundStationService OP
type: FunctionalProperty
domain: ADSBGroundStationService
range: CodeADSBGSServiceStatusType
comment: Information concerning the status of a Ground Station

ADSBGroundStationServiceConfiguration-serviceClass
type: ObjectProperty
sub property of: ADSBGroundStationServiceConfiguration OP
type: FunctionalProperty
domain: ADSBGroundStationServiceConfiguration
range: CodeServiceClassType
comment: The class of the service.

ATCClearance-clearedRateOfClimb
type: ObjectProperty
sub property of: ATCClearance OP
type: FunctionalProperty
domain: ATCClearance
range: ValSpeedType
comment: The flight's cleared rate of climb.

ATCClearance-clearedRateOfDescent
type: ObjectProperty
sub property of: ATCClearance OP
type: FunctionalProperty
domain: ATCClearance
range: ValSpeedType
comment: The flight's cleared rate of descent.

ATCClearance-clearedSpeed
type: ObjectProperty
sub property of: ATCClearance OP
type: FunctionalProperty
domain: ATCClearance
range: ValSpeedType
comment: The speed cleared from the controller to the pilot.

ATCClearance-clearedSpeedRange
type: ObjectProperty
sub property of: ATCClearance OP
type: FunctionalProperty
domain: ATCClearance
range: SpeedRangeType
comment: The range of speed cleared from the controller to the pilot.

ATFMBehaviour-tacticalReroutingReason
type: ObjectProperty
sub property of: ATFMBehaviour OP
type: FunctionalProperty
domain: ATFMBehaviour
range: CodeTacticalReroutingReasonType
comment: The reason of tactical rerouting of the flight.

ATFMBehaviour-tacticalReroutingStatus
type: ObjectProperty
sub property of: ATFMBehaviour OP
type: FunctionalProperty
domain: ATFMBehaviour
range: CodeTacticalReroutingStatusType
comment: Indication of the rerouted state of the flight.

ATFMDepartureSlot-allocationStatus
type: ObjectProperty
sub property of: ATFMDepartureSlot OP
type: FunctionalProperty
domain: ATFMDepartureSlot
range: CodeSlotAllocationStatusType
comment: Indication on the allocation status.

ATFMDepartureSlotImprovementProposal-proposalStatus
type: ObjectProperty
sub property of: ATFMDepartureSlotImprovementProposal OP
type: FunctionalProperty
domain: ATFMDepartureSlotImprovementProposal
range: CodeSlotImprovementProposalStatusType
comment: Indication on the status of the slot improvement proposal.

ATFMHotspot-severity
type: ObjectProperty
sub property of: ATFMHotspot OP
type: FunctionalProperty
domain: ATFMHotspot
range: CodeATFMHotspotSeverityType
comment: The severity qualification of the ATFM hotspot.

ATFMHotspot-status
type: ObjectProperty
sub property of: ATFMHotspot OP
type: FunctionalProperty
domain: ATFMHotspot
range: CodeATFMHotspotStatusType
comment: Status of the ATFM hotspot.

ATFMMeasure-runwayVisualRange
type: ObjectProperty
sub property of: ATFMMeasure OP
type: FunctionalProperty
domain: ATFMMeasure
range: ValDistanceType
comment: Minimum visible range in meters for a flight to use slots in the corresponding constraint period.

ATFMMeasure-status
type: ObjectProperty
sub property of: ATFMMeasure OP
type: FunctionalProperty
domain: ATFMMeasure
range: CodeATFMMeasureStatusType
comment: The status of the ATFM measure.

ATFMMeasure-type
type: ObjectProperty
sub property of: ATFMMeasure OP
type: FunctionalProperty
domain: ATFMMeasure
range: CodeATFMMeasureType
comment: Type of ATFM Measure.

ATFMRegulation-regulationCause
type: ObjectProperty
sub property of: ATFMRegulation OP
type: FunctionalProperty
domain: ATFMRegulation
range: CodeRegulationCauseType
comment: A structured code indicating the reason for implementing an ATFM Regulation.

ActiveRunwayConfiguration-currentILSCategory
type: ObjectProperty
sub property of: ActiveRunwayConfiguration OP
type: FunctionalProperty
domain: ActiveRunwayConfiguration
range: CodeInstrumentRunwayType
comment: The category of ILS approach operations currently enabled for the runway direction.

AerialRefuelling-designatorDirection
type: ObjectProperty
sub property of: AerialRefuelling OP
type: FunctionalProperty
domain: AerialRefuelling
range: CodeCompassPointType
comment: An indicator of the general cardinal direction of the aerial refuelling procedure.

AerialRefuelling-designatorPrefix
type: ObjectProperty
sub property of: AerialRefuelling OP
type: FunctionalProperty
domain: AerialRefuelling
range: CodeAerialRefuellingPrefixType
comment: An affix placed before a route designator used to identify an aerial refuelling route.

AerialRefuelling-receiverChannel
type: ObjectProperty
sub property of: AerialRefuelling OP
type: FunctionalProperty
domain: AerialRefuelling
range: CodeTACANChannelType
comment: The Tactical Air Navigation System (TACAN) UHF channel assigned to an aircraft receiving fuel to provide omnidirectional course and distance navigational information during air refuelling operations.

AerialRefuelling-reverseDirectionTurn
type: ObjectProperty
sub property of: AerialRefuelling OP
type: FunctionalProperty
domain: AerialRefuelling
range: CodeDirectionTurnType
comment: An indicator of the turn direction in an aerial manoeuvre (referred to as the Direction of Course Reversal Turn) performed by aircraft during aerial refuelling, where it can reverse its direction of course by turning around either right or left.

AerialRefuelling-tankerChannel
type: ObjectProperty
sub property of: AerialRefuelling OP
type: FunctionalProperty
domain: AerialRefuelling
range: CodeTACANChannelType
comment: The Tactical Air Navigation System (TACAN) UHF channel assigned to the tanker aircraft to provide omnidirectional course and distance navigational information during air refuelling operations.

AerialRefuelling-type
type: ObjectProperty
sub property of: AerialRefuelling OP
type: FunctionalProperty
domain: AerialRefuelling
range: CodeAerialRefuellingType
comment: The type of aerial refuelling procedure based on its configuration.

AerialRefuellingAnchor-legLength
type: ObjectProperty
sub property of: AerialRefuellingAnchor OP
type: FunctionalProperty
domain: AerialRefuellingAnchor
range: ValDistanceType
comment: The length of the aerial refuelling racetrack.

AerialRefuellingAnchor-legSeparation
type: ObjectProperty
sub property of: AerialRefuellingAnchor OP
type: FunctionalProperty
domain: AerialRefuellingAnchor
range: ValDistanceType
comment: Distance between two parallel legs of the aerial refuelling racetrack.

AerialRefuellingAnchor-outboundCourseType
type: ObjectProperty
sub property of: AerialRefuellingAnchor OP
type: FunctionalProperty
domain: AerialRefuellingAnchor
range: CodeCourseType
comment: The type of outbound course from the facility or waypoint on which anchor is based.

AerialRefuellingAnchor-refuellingBaseLevel
type: ObjectProperty
sub property of: AerialRefuellingAnchor OP
type: FunctionalProperty
domain: AerialRefuellingAnchor
range: ValVerticalDistanceType
comment: The lowest altitude or flight level at which refuelling operations can be performed.

AerialRefuellingAnchor-speedLimit
type: ObjectProperty
sub property of: AerialRefuellingAnchor OP
type: FunctionalProperty
domain: AerialRefuellingAnchor
range: ValSpeedType
comment: Restricted speed for containment in a smaller pattern.

AerialRefuellingAnchor-turnDirection
type: ObjectProperty
sub property of: AerialRefuellingAnchor OP
type: FunctionalProperty
domain: AerialRefuellingAnchor
range: CodeDirectionTurnType
comment: Direction of the turn.

Aerodrome-certificationICAO
type: ObjectProperty
sub property of: Aerodrome OP
type: FunctionalProperty
domain: Aerodrome
range: CodeICAOCertificationType
comment: The aerodrome conformity to applicable safety regulatory requirements.

Aerodrome-controlType
type: ObjectProperty
sub property of: Aerodrome OP
type: FunctionalProperty
domain: Aerodrome
range: CodeMilitaryOperationsType
comment: The type of the primary organisation which controls the aerodrome.

Aerodrome-fieldElevation
type: ObjectProperty
sub property of: Aerodrome OP
type: FunctionalProperty
domain: Aerodrome
range: ValVerticalDistanceType
comment: The vertical distance above Mean Sea Level (MSL) of the highest point of the landing area.

Aerodrome-fieldElevationAccuracy
type: ObjectProperty
sub property of: Aerodrome OP
type: FunctionalProperty
domain: Aerodrome
range: ValVerticalDistanceType
comment: The vertical distance from the stated elevation within which there is a defined confidence of the true position falling.

Aerodrome-iataCoordinationLevel
type: ObjectProperty
sub property of: Aerodrome OP
type: FunctionalProperty
domain: Aerodrome
range: CodeIATACoordinationLevelType
comment: IATA classification of Airports according to level of activity and the need for coordination, such as the approval of planned operations by facilitators (at Level 2 airports) or the allocation of airport slots by coordinators (at Level 3 airports).

Aerodrome-lowestTemperature
type: ObjectProperty
sub property of: Aerodrome OP
type: FunctionalProperty
domain: Aerodrome
range: ValTemperatureType
comment: The mean lowest temperature of the coldest month of the year at an aerodrome.

Aerodrome-referenceTemperature
type: ObjectProperty
sub property of: Aerodrome OP
type: FunctionalProperty
domain: Aerodrome
range: ValTemperatureType
comment: The monthly mean of the daily maximum temperatures for the hottest month of the year at an aerodrome.

Aerodrome-transitionAltitude
type: ObjectProperty
sub property of: Aerodrome OP
type: FunctionalProperty
domain: Aerodrome
range: ValVerticalDistanceType
comment: The altitude at or below which the vertical position of an aircraft is controlled by reference to altitudes.

Aerodrome-type
type: ObjectProperty
sub property of: Aerodrome OP
type: FunctionalProperty
domain: Aerodrome
range: CodeAerodromeType
comment: The type of aerodrome.

Aerodrome-verticalDatum
type: ObjectProperty
sub property of: Aerodrome OP
type: FunctionalProperty
domain: Aerodrome
range: CodeVerticalDatumType
comment: A reference surface with respect to which elevations and/or depths are specified at the aerodrome.

AerodromeAvailability-operationalStatus
type: ObjectProperty
sub property of: AerodromeAvailability OP
type: FunctionalProperty
domain: AerodromeAvailability
range: CodeStatusAirportType
comment: An indicator of the availability of the aerodrome for specific flight operations.

AerodromeAvailability-warning
type: ObjectProperty
sub property of: AerodromeAvailability OP
type: FunctionalProperty
domain: AerodromeAvailability
range: CodeAirportWarningType
comment: A reason for caution when operating at the aerodrome.

AerodromeCollocation-type
type: ObjectProperty
sub property of: AerodromeCollocation OP
type: FunctionalProperty
domain: AerodromeCollocation
range: CodeAerodromeCollocationType
comment: An indication of the extent of the collocation situation of the two aerodromes.

AerodromeCondition-qfe
type: ObjectProperty
sub property of: AerodromeCondition OP
type: FunctionalProperty
domain: AerodromeCondition
range: ValPressureType
comment: Atmospheric pressure at aerodrome elevation. A pressure type altimeter calibrated in accordance with the Standard Atmosphere, when set to a QFE altimeter setting using this particular pressure value, will indicate the height above the aerodrome environment.

AerodromeCondition-qnh
type: ObjectProperty
sub property of: AerodromeCondition OP
type: FunctionalProperty
domain: AerodromeCondition
range: ValPressureType
comment: Q Code corresponding to the derived atmospheric pressure at Mean Sea Level, based on the atmospheric pressure at the reference point converted using the characteristics of the ICAO Standard Atmosphere.

AerodromeProtectionArea-length
type: ObjectProperty
sub property of: AerodromeProtectionArea OP
type: FunctionalProperty
domain: AerodromeProtectionArea
range: ValDistanceType
comment: The physical length of the protection area.

AerodromeProtectionArea-width
type: ObjectProperty
sub property of: AerodromeProtectionArea OP
type: FunctionalProperty
domain: AerodromeProtectionArea
range: ValDistanceType
comment: The physical width of the protection area.

AerodromeProtectionAreaMarking-markingLocation
type: ObjectProperty
sub property of: AerodromeProtectionAreaMarking OP
type: FunctionalProperty
domain: AerodromeProtectionAreaMarking
range: CodeProtectAreaSectionType
comment: The location of the marking on the aerodrome protection area.

AerodromeResponsibilityOrganisation-role
type: ObjectProperty
sub property of: AerodromeResponsibilityOrganisation OP
type: FunctionalProperty
domain: AerodromeResponsibilityOrganisation
range: CodeAuthorityRoleType
comment: An indication of the responsibility that the organization has over the facility.

AerodromeSign-signApplicabilityType
type: ObjectProperty
sub property of: AerodromeSign OP
type: FunctionalProperty
domain: AerodromeSign
range: CodeAerodromeSignApplicabilityType
comment: The applicability of the sign.

AerodromeSurfaceRoutingNetworkEdge-derivationMethod
type: ObjectProperty
sub property of: AerodromeSurfaceRoutingNetworkEdge OP
type: FunctionalProperty
domain: AerodromeSurfaceRoutingNetworkEdge
range: CodeAerodromeSurfaceRoutingNetworkEdgeGeometryDerivationMethodType
comment: The derivation method of the edge geometry.

AerodromeSurfaceRoutingNetworkEdge-direction
type: ObjectProperty
sub property of: AerodromeSurfaceRoutingNetworkEdge OP
type: FunctionalProperty
domain: AerodromeSurfaceRoutingNetworkEdge
range: CodeAerodromeSurfaceRoutingNetworkEdgeDirectionType
comment: The directionality of the edge.

AerodromeSurfaceRoutingNetworkEdge-type
type: ObjectProperty
sub property of: AerodromeSurfaceRoutingNetworkEdge OP
type: FunctionalProperty
domain: AerodromeSurfaceRoutingNetworkEdge
range: CodeAerodromeSurfaceRoutingNetworkEdgeType
comment: The type of edge.

AerodromeSurfaceRoutingNetworkNode-type
type: ObjectProperty
sub property of: AerodromeSurfaceRoutingNetworkNode OP
type: FunctionalProperty
domain: AerodromeSurfaceRoutingNetworkNode
range: CodeAerodromeSurfaceRoutingNetworkNodeType
comment: The type of node.

AerodromeSystem-operationalStatus
type: ObjectProperty
sub property of: AerodromeSystem OP
type: FunctionalProperty
domain: AerodromeSystem
range: CodeEquipmentOperationalType
comment: The operational status of the system/equipment.

AerodromeSystem-system
type: ObjectProperty
sub property of: AerodromeSystem OP
type: FunctionalProperty
domain: AerodromeSystem
range: CodeAerodromeSystemType
comment: Indicates which systems are published in AIP for the aerodrome.

AerodromeUsage-operation
type: ObjectProperty
sub property of: AerodromeUsage OP
type: FunctionalProperty
domain: AerodromeUsage
range: CodeOperationAerodromeType
comment: A type of activity for which a aerodrome usage rule is specified.

AeronauticalGroundLight-colour
type: ObjectProperty
sub property of: AeronauticalGroundLight OP
type: FunctionalProperty
domain: AeronauticalGroundLight
range: CodeColourType
comment: The primary colour of the light source.

AeronauticalGroundLight-type
type: ObjectProperty
sub property of: AeronauticalGroundLight OP
type: FunctionalProperty
domain: AeronauticalGroundLight
range: CodeGroundLightingType
comment: A classification of the light based on the kind of item that it visually identifies.

AirTrafficManagementService-type
type: ObjectProperty
sub property of: AirTrafficManagementService OP
type: FunctionalProperty
domain: AirTrafficManagementService
range: CodeServiceATFMType
comment: The type of air traffic flow management service provided.

Aircraft-icaoAircraftCategory
type: ObjectProperty
sub property of: Aircraft OP
type: FunctionalProperty
domain: Aircraft
range: CodeAircraftType
comment: Classification of aircraft according to specified basic characteristics, e.g. aeroplane, helicopter, glider, free balloon.

Aircraft-passengersInterpretation
type: ObjectProperty
sub property of: Aircraft OP
type: FunctionalProperty
domain: Aircraft
range: CodeValueInterpretationType
comment: Indicates whether the Aircraft Characteristic concerns aircraft with larger or smaller number of passengers.

AircraftAcceleration-calculatedAcceleration
type: ObjectProperty
sub property of: AircraftAcceleration OP
type: FunctionalProperty
domain: AircraftAcceleration
range: ValAccelerationType
comment: Calculated Acceleration of the target expressed in Cartesian co-ordinates

AircraftAltitude-calculatedTrackBarometricAltitude
type: ObjectProperty
sub property of: AircraftAltitude OP
type: FunctionalProperty
domain: AircraftAltitude
range: ValAltitudeType
comment: Calculated barometric altitude of the track.

AircraftAltitude-flightLevel
type: ObjectProperty
sub property of: AircraftAltitude OP
type: FunctionalProperty
domain: AircraftAltitude
range: ValAltitudeType
comment: The current flight level.

AircraftAvionics-type
type: ObjectProperty
sub property of: AircraftAvionics OP
type: FunctionalProperty
domain: AircraftAvionics
range: CodeAircraftAvionicsEquipmentType
comment: The type of avionic equipment.

AircraftCapability-altitudeReportingCapability
type: ObjectProperty
sub property of: AircraftCapability OP
type: FunctionalProperty
domain: AircraftCapability
range: CodeAltitudeReportingCapabilityType
comment: The capability of the aircraft to report altitudes with a given resolution.

AircraftCapability-datalinkCommunicationCapability
type: ObjectProperty
sub property of: AircraftCapability OP
type: FunctionalProperty
domain: AircraftCapability
range: CodeDatalinkCommunicationCapabilityType
comment: The capability of the aircraft to communicate or receive data.

AircraftCapability-dryLandingDistance
type: ObjectProperty
sub property of: AircraftCapability OP
type: FunctionalProperty
domain: AircraftCapability
range: ValDistanceType
comment: Landing distance on dry surface.

AircraftCapability-surveillanceCapability
type: ObjectProperty
sub property of: AircraftCapability OP
type: FunctionalProperty
domain: AircraftCapability
range: CodeSurveillanceCapabilityType
comment: The SSR and ADS capability of the aircraft.

AircraftCapability-targetTrajectoryChangeReportCapability
type: ObjectProperty
sub property of: AircraftCapability OP
type: FunctionalProperty
domain: AircraftCapability
range: CodeTargetTrajectoryChangeReportCapabilityType
comment: The capability of the aircraft to report target trajectory change.

AircraftCapability-wetLandingDistance
type: ObjectProperty
sub property of: AircraftCapability OP
type: FunctionalProperty
domain: AircraftCapability
range: ValDistanceType
comment: Landing distance on wet surface.

AircraftCategory-aircraftLandingCategory
type: ObjectProperty
sub property of: AircraftCategory OP
type: FunctionalProperty
domain: AircraftCategory
range: CodeAircraftLandingCategoryType
comment: Classification of aircraft based on 1.3 times stall speed in landing configuration at certified maximum landing mass.

AircraftCategory-helicopterClass
type: ObjectProperty
sub property of: AircraftCategory OP
type: FunctionalProperty
domain: AircraftCategory
range: CodeHelicopterPerformanceType
comment: The class of a helicopter based on its performance during a critical power unit failure after take-off.

AircraftCategory-wakeTurbulenceCategory
type: ObjectProperty
sub property of: AircraftCategory OP
type: FunctionalProperty
domain: AircraftCategory
range: CodeWakeTurbulenceCategoryType
comment: A grouping of aircraft according to the effect of the rotating air mass created behind the wing tips.

AircraftCategory-wakeVortexClassification
type: ObjectProperty
sub property of: AircraftCategory OP
type: FunctionalProperty
domain: AircraftCategory
range: CodeWakeVortexClassificationType
comment: Aircraft classification depending on wake vortex separation.

AircraftConfiguration-noiseCertification
type: ObjectProperty
sub property of: AircraftConfiguration OP
type: FunctionalProperty
domain: AircraftConfiguration
range: CodeNoiseCertificationType
comment: The noise certification qualification - defined in chapter 2 - 13 in ICAO Annex 16 v1.

AircraftDimensions-classWingSpan
type: ObjectProperty
sub property of: AircraftDimensions OP
type: FunctionalProperty
domain: AircraftDimensions
range: CodeAircraftWingspanClassType
comment: A classification of aircraft by wing span dimension. It can be used to indicate the size of aircraft that a taxiway can handle.

AircraftDimensions-clearanceMinimaWithBuilding
type: ObjectProperty
sub property of: AircraftDimensions OP
type: FunctionalProperty
domain: AircraftDimensions
range: ValDistanceType
comment: Minimum distance (safety requirement) between aircraft and side of building.

AircraftDimensions-outerMainGearWheelSpan
type: ObjectProperty
sub property of: AircraftDimensions OP
type: FunctionalProperty
domain: AircraftDimensions
range: ValDistanceType
comment: Interwheel distance.

AircraftDimensions-wingSpan
type: ObjectProperty
sub property of: AircraftDimensions OP
type: FunctionalProperty
domain: AircraftDimensions
range: ValDistanceType
comment: The distance between the wing tips of the aircraft.

AircraftDimensions-wingSpanInterpretation
type: ObjectProperty
sub property of: AircraftDimensions OP
type: FunctionalProperty
domain: AircraftDimensions
range: CodeValueInterpretationType
comment: Indicates whether the Aircraft Characteristic concerns aircraft with larger or smaller wingspan.

AircraftEquipment-isEquipped
type: ObjectProperty
sub property of: AircraftEquipment OP
type: FunctionalProperty
domain: AircraftEquipment
range: CodeEquipmentStatusType
comment: Whether the aircraft is equipped.

AircraftEquipment-isOperational
type: ObjectProperty
sub property of: AircraftEquipment OP
type: FunctionalProperty
domain: AircraftEquipment
range: CodeEquipmentOperationalType
comment: Whether the aircraft equipment is operational.

AircraftEquipment-type
type: ObjectProperty
sub property of: AircraftEquipment OP
type: FunctionalProperty
domain: AircraftEquipment
range: CodeAircraftEquipmentType
comment: The type of aircraft equipment.

AircraftGroundService-type
type: ObjectProperty
sub property of: AircraftGroundService OP
type: FunctionalProperty
domain: AircraftGroundService
range: CodeAircraftGroundServiceType
comment: The type of ground service.

AircraftOperator-aircraftOperatorType
type: ObjectProperty
sub property of: AircraftOperator OP
type: FunctionalProperty
domain: AircraftOperator
range: CodeAircraftOperatorType
comment: The type of operator.

AircraftPerformance-airSpeed
type: ObjectProperty
sub property of: AircraftPerformance OP
type: FunctionalProperty
domain: AircraftPerformance
range: ValSpeedType
comment: The air speed achieved.

AircraftPerformance-maximumCeiling
type: ObjectProperty
sub property of: AircraftPerformance OP
type: FunctionalProperty
domain: AircraftPerformance
range: ValAltitudeType
comment: The maximum ceiling achieved.

AircraftPerformance-status
type: ObjectProperty
sub property of: AircraftPerformance OP
type: FunctionalProperty
domain: AircraftPerformance
range: CodeAircraftPerformanceStatusType
comment: The status of the aircraft performance assessment.

AircraftSpeed-calculatedRateOfClimbDescent
type: ObjectProperty
sub property of: AircraftSpeed OP
type: FunctionalProperty
domain: AircraftSpeed
range: ValSpeedType
comment: Calculated rate of Climb/Descent of an aircraft.

AircraftSpeed-calculatedTrackVelocity
type: ObjectProperty
sub property of: AircraftSpeed OP
type: FunctionalProperty
domain: AircraftSpeed
range: ValVelocityType
comment: Aircraft track velocity in cartesian coordinates as calculated by the tracker.

AircraftSpeed-calibratedAirSpeed
type: ObjectProperty
sub property of: AircraftSpeed OP
type: FunctionalProperty
domain: AircraftSpeed
range: ValSpeedType
comment: Indicated airspeed corrected for instrument errors and position error (due to incorrect pressure at the static port caused by airflow disruption).

AircraftSpeed-groundSpeed
type: ObjectProperty
sub property of: AircraftSpeed OP
type: FunctionalProperty
domain: AircraftSpeed
range: ValSpeedType
comment: The speed of the aircraft relative to the ground.

AircraftSpeed-indicatedAirSpeed
type: ObjectProperty
sub property of: AircraftSpeed OP
type: FunctionalProperty
domain: AircraftSpeed
range: ValSpeedType
comment: The uncorrected reading on the airspeed indicator.

AircraftSpeed-predictedGroundSpeedRange
type: ObjectProperty
sub property of: AircraftSpeed OP
type: FunctionalProperty
domain: AircraftSpeed
range: SpeedRangeType
comment: Range of aircraft predicted ground speeds at a trajectory point.

AircraftSpeed-predictedRateOfClimbOrDescent
type: ObjectProperty
sub property of: AircraftSpeed OP
type: FunctionalProperty
domain: AircraftSpeed
range: ValSpeedType
comment: Predicted rate of climb or descent of the aircraft at this point.

AircraftSpeed-rateOfTurn
type: ObjectProperty
sub property of: AircraftSpeed OP
type: FunctionalProperty
domain: AircraftSpeed
range: ValRateOfTurnType
comment: The pace at which the aircraft turns.

AircraftSpeed-trueAirSpeed
type: ObjectProperty
sub property of: AircraftSpeed OP
type: FunctionalProperty
domain: AircraftSpeed
range: ValSpeedType
comment: The speed of the aeroplane relative to undisturbed air.

AircraftStand-type
type: ObjectProperty
sub property of: AircraftStand OP
type: FunctionalProperty
domain: AircraftStand
range: CodeAircraftStandType
comment: An indicator identifying the characteristics of an aircraft stand.

AircraftStand-visualDockingSystem
type: ObjectProperty
sub property of: AircraftStand OP
type: FunctionalProperty
domain: AircraftStand
range: CodeVisualDockingGuidanceType
comment: A device used at the aircraft stand in order to help a pilot align and position an aircraft.

AircraftState-attitude
type: ObjectProperty
sub property of: AircraftState OP
type: FunctionalProperty
domain: AircraftState
range: CodeAircraftAttitudeType
comment: The attitude of the aircraft, derived from the attitude of the aircraft at the WayPoint at the end of the FlightSegment.

AircraftType-classification
type: ObjectProperty
sub property of: AircraftType OP
type: FunctionalProperty
domain: AircraftType
range: CodeAircraftClassificationType
comment: Classification of AircraftType.

AirframeEquipment-type
type: ObjectProperty
sub property of: AirframeEquipment OP
type: FunctionalProperty
domain: AirframeEquipment
range: CodeAircraftAirframeEquipmentType
comment: The type of airframe equipment.

AirportSlot-iataSeason
type: ObjectProperty
sub property of: AirportSlot OP
type: FunctionalProperty
domain: AirportSlot
range: CodeIATASeasonType
comment: Scheduling season in which the airport slot is defined.

AirportSlot-slotKind
type: ObjectProperty
sub property of: AirportSlot OP
type: FunctionalProperty
domain: AirportSlot
range: CodeAirportSlotKindType
comment: Code indicating whether the Airport Slot is for the Departure or the Arrival of the flight.

AirportSuppliesService-type
type: ObjectProperty
sub property of: AirportSuppliesService OP
type: FunctionalProperty
domain: AirportSuppliesService
range: CodeSupplyDistributionMethodType
comment: The type of supply distribution method: truck or hydrant.

AirportTransitView-aircraftFlightStatus
type: ObjectProperty
sub property of: AirportTransitView OP
type: FunctionalProperty
domain: AirportTransitView
range: CodeAircraftFlightStatusType
comment: Status of an aircraft at an aerodrome combining information about the outbound flight, the inbound flight and the turnaround process.

AirportTransitView-turnaroundTime
type: ObjectProperty
sub property of: AirportTransitView OP
type: FunctionalProperty
domain: AirportTransitView
range: DurationWithPlanningType
comment: The time spent on the ground during a flight duty period between two flight sectors.

Airspace-controlType
type: ObjectProperty
sub property of: Airspace OP
type: FunctionalProperty
domain: Airspace
range: CodeMilitaryOperationsType
comment: The primary organization type in terms of civil or military, providing air traffic services within a designated airspace.

Airspace-type
type: ObjectProperty
sub property of: Airspace OP
type: FunctionalProperty
domain: Airspace
range: CodeAirspaceType
comment: An indicator of the general structure or characteristics of a particular airspace.

AirspaceActivation-activity
type: ObjectProperty
sub property of: AirspaceActivation OP
type: FunctionalProperty
domain: AirspaceActivation
range: CodeAirspaceActivityType
comment: The primary situation or reason on the ground or in the air, which may have an impact on airspace usage.

AirspaceActivation-reservationPhase
type: ObjectProperty
sub property of: AirspaceActivation OP
type: FunctionalProperty
domain: AirspaceActivation
range: CodeAirspaceReservationPhaseType
comment: The step of the airspace reservation phase from the military end user point of view.

AirspaceActivation-status
type: ObjectProperty
sub property of: AirspaceActivation OP
type: FunctionalProperty
domain: AirspaceActivation
range: CodeStatusAirspaceType
comment: The activation status of the airspace.

AirspaceEntry-boundaryCrossingType
type: ObjectProperty
sub property of: AirspaceEntry OP
type: FunctionalProperty
domain: AirspaceEntry
range: CodeBoundaryCrossingType
comment: Information about the way the trajectory crosses the frontier between 2 ATC volumes belonging to different areas of responsibility.

AirspaceEntry-distanceFlownAtEntry
type: ObjectProperty
sub property of: AirspaceEntry OP
type: FunctionalProperty
domain: AirspaceEntry
range: ValDistanceType
comment: Distance flown at the first entry of the flight in the airspace

AirspaceEntry-time
type: ObjectProperty
sub property of: AirspaceEntry OP
type: FunctionalProperty
domain: AirspaceEntry
range: DateTimeWithPlanningType
comment: The time at which the flight enters the airspace.

AirspaceExit-distanceFlownAtExit
type: ObjectProperty
sub property of: AirspaceExit OP
type: FunctionalProperty
domain: AirspaceExit
range: ValDistanceType
comment: Distance flown at the last exit of the flight from the airspace

AirspaceExit-time
type: ObjectProperty
sub property of: AirspaceExit OP
type: FunctionalProperty
domain: AirspaceExit
range: DateTimeWithPlanningType
comment: The time at which the flight exits the airspace.

AirspaceGeometryComponent-operation
type: ObjectProperty
sub property of: AirspaceGeometryComponent OP
type: FunctionalProperty
domain: AirspaceGeometryComponent
range: CodeAirspaceAggregationType
comment: An indicator of how the component participates in the aggregation, such as addition, subtraction or intersection.

AirspaceLayer-altitudeInterpretation
type: ObjectProperty
sub property of: AirspaceLayer OP
type: FunctionalProperty
domain: AirspaceLayer
range: CodeAltitudeUseType
comment: Indication how the upper and/or lower altitude values should be interpreted.

AirspaceLayer-lowerLimit
type: ObjectProperty
sub property of: AirspaceLayer OP
type: FunctionalProperty
domain: AirspaceLayer
range: ValVerticalDistanceType
comment: The vertical distance of the lower bound of an airspace layer or block.

AirspaceLayer-upperLimit
type: ObjectProperty
sub property of: AirspaceLayer OP
type: FunctionalProperty
domain: AirspaceLayer
range: ValVerticalDistanceType
comment: The vertical distance of the upper bound of an airspace layer or block.

AirspaceLayerClass-classification
type: ObjectProperty
sub property of: AirspaceLayerClass OP
type: FunctionalProperty
domain: AirspaceLayerClass
range: CodeAirspaceClassificationType
comment: A classification of airspace which determines the operating rules, flight requirements, and services provided.

AirspaceReservation-cancellationReason
type: ObjectProperty
sub property of: AirspaceReservation OP
type: FunctionalProperty
domain: AirspaceReservation
range: CodeReasonCancellationType
comment: The reason for the cancellation of the airspace reservation.

AirspaceVolume-centreline
type: ObjectProperty
sub property of: AirspaceVolume OP
type: FunctionalProperty
domain: AirspaceVolume
range: TwoDimensionalCurveType
comment: The line passing through the centre of an airspace volume having a corridor shape.

AirspaceVolume-lowerLimit
type: ObjectProperty
sub property of: AirspaceVolume OP
type: FunctionalProperty
domain: AirspaceVolume
range: ValVerticalDistanceType
comment: The vertical distance of the lower bound (floor) of an airspace volume.

AirspaceVolume-maximumLimit
type: ObjectProperty
sub property of: AirspaceVolume OP
type: FunctionalProperty
domain: AirspaceVolume
range: ValVerticalDistanceType
comment: The vertical distance of the maximum limit of an airspace volume.

AirspaceVolume-minimumLimit
type: ObjectProperty
sub property of: AirspaceVolume OP
type: FunctionalProperty
domain: AirspaceVolume
range: ValVerticalDistanceType
comment: The vertical distance of the minimum limit of an airspace volume.

AirspaceVolume-upperLimit
type: ObjectProperty
sub property of: AirspaceVolume OP
type: FunctionalProperty
domain: AirspaceVolume
range: ValVerticalDistanceType
comment: The vertical distance of the upper bound (ceiling) of an airspace volume.

AirspaceVolume-width
type: ObjectProperty
sub property of: AirspaceVolume OP
type: FunctionalProperty
domain: AirspaceVolume
range: ValDistanceType
comment: The width of an airspace volume having a corridor shape.

AirspaceVolumeDependency-dependency
type: ObjectProperty
sub property of: AirspaceVolumeDependency OP
type: FunctionalProperty
domain: AirspaceVolumeDependency
range: CodeAirspaceDependencyType
comment: An indicator of the type of dependency between the geometry of the airspace volume and the geometry of the contributor airspace.

Alert-activationStatus
type: ObjectProperty
sub property of: Alert OP
type: FunctionalProperty
domain: Alert
range: CodeAlertActivationStatusType
comment: The status of the activation alert.

Alert-severityLevel
type: ObjectProperty
sub property of: Alert OP
type: FunctionalProperty
domain: Alert
range: CodeAlertSeverityLevelType
comment: The severity level of the alert.

Alert-trigger
type: ObjectProperty
sub property of: Alert OP
type: FunctionalProperty
domain: Alert
range: CodeAlertTriggerType
comment: A code describing how the alert is triggered.

AltimeterSourceStatus-operationalStatus
type: ObjectProperty
sub property of: AltimeterSourceStatus OP
type: FunctionalProperty
domain: AltimeterSourceStatus
range: CodeStatusOperationsType
comment: The real-time state of an altimeter source.

AltitudeAdjustment-altitudeAdjustment
type: ObjectProperty
sub property of: AltitudeAdjustment OP
type: FunctionalProperty
domain: AltitudeAdjustment
range: ValVerticalDistanceType
comment: The adjustment value.

AltitudeAdjustment-altitudeAdjustmentType
type: ObjectProperty
sub property of: AltitudeAdjustment OP
type: FunctionalProperty
domain: AltitudeAdjustment
range: CodeAltitudeAdjustmentType
comment: The ability to adjust the segment altitude.

AltitudeAdjustment-primaryAlternateMinimum
type: ObjectProperty
sub property of: AltitudeAdjustment OP
type: FunctionalProperty
domain: AltitudeAdjustment
range: CodeAltimeterType
comment: The type of altimeter to which the adjustments are applicable.

AltitudeRangeType-lower
type: ObjectProperty
sub property of: AltitudeRangeType OP
type: FunctionalProperty
domain: AltitudeRangeType
range: ValAltitudeType
comment: The lower limit of the altitude range.

AltitudeRangeType-upper
type: ObjectProperty
sub property of: AltitudeRangeType OP
type: FunctionalProperty
domain: AltitudeRangeType
range: ValAltitudeType
comment: The upper limit of the altitude range.

AngleIndication-angleType
type: ObjectProperty
sub property of: AngleIndication OP
type: FunctionalProperty
domain: AngleIndication
range: CodeBearingType
comment: A code indicating the direction of the zero bearing.

AngleIndication-cardinalDirection
type: ObjectProperty
sub property of: AngleIndication OP
type: FunctionalProperty
domain: AngleIndication
range: CodeCompassPointType
comment: The angle expressed as compass direction.

AngleIndication-indicationDirection
type: ObjectProperty
sub property of: AngleIndication OP
type: FunctionalProperty
domain: AngleIndication
range: CodeRelativeDirectionType
comment: A code indicating if the angle is to or from the significant point that is used.

AngleIndication-minimumReceptionAltitude
type: ObjectProperty
sub property of: AngleIndication OP
type: FunctionalProperty
domain: AngleIndication
range: ValVerticalDistanceType
comment: The lowest altitude that an aircraft can receive signal.

AngleIndication-northReference
type: ObjectProperty
sub property of: AngleIndication OP
type: FunctionalProperty
domain: AngleIndication
range: CodeNorthReferenceType
comment: The type of North reference.

ApproachAltitudeTable-altitude
type: ObjectProperty
sub property of: ApproachAltitudeTable OP
type: FunctionalProperty
domain: ApproachAltitudeTable
range: ValVerticalDistanceType
comment: The calculated altitude at the indicated point.

ApproachAltitudeTable-measurementPoint
type: ObjectProperty
sub property of: ApproachAltitudeTable OP
type: FunctionalProperty
domain: ApproachAltitudeTable
range: CodeProcedureDistanceType
comment: An indication of the point of the altitude measurement as reporting on a terminal procedure chart.

ApproachCondition-finalApproachPath
type: ObjectProperty
sub property of: ApproachCondition OP
type: FunctionalProperty
domain: ApproachCondition
range: CodeMinimaFinalApproachPathType
comment: Indication of the final approach path.

ApproachDistanceTable-distance
type: ObjectProperty
sub property of: ApproachDistanceTable OP
type: FunctionalProperty
domain: ApproachDistanceTable
range: ValDistanceType
comment: Calculated distanced between the start and end point.

ApproachDistanceTable-endingMeasurementPoint
type: ObjectProperty
sub property of: ApproachDistanceTable OP
type: FunctionalProperty
domain: ApproachDistanceTable
range: CodeProcedureDistanceType
comment: Indication of the ending point of the vertical or horizontal measurement.

ApproachDistanceTable-startingMeasurementPoint
type: ObjectProperty
sub property of: ApproachDistanceTable OP
type: FunctionalProperty
domain: ApproachDistanceTable
range: CodeProcedureDistanceType
comment: An indication of the starting point of the vertical or horizontal measurement.

ApproachDistanceTable-valueHeightAboveTouchdown
type: ObjectProperty
sub property of: ApproachDistanceTable OP
type: FunctionalProperty
domain: ApproachDistanceTable
range: ValVerticalDistanceType
comment: The altitude of the start point at the distance given, indicating the distance from the threshold for a specified descent altitude.

ApproachLightingSystem-classICAO
type: ObjectProperty
sub property of: ApproachLightingSystem OP
type: FunctionalProperty
domain: ApproachLightingSystem
range: CodeApproachLightingICAOType
comment: Classification of the approach lighting system using as criteria the International Civil Aviation Organization (ICAO) Annex 14 standards and recommended practices.

ApproachLightingSystem-length
type: ObjectProperty
sub property of: ApproachLightingSystem OP
type: FunctionalProperty
domain: ApproachLightingSystem
range: ValDistanceType
comment: The overall length of the approach lighting system.

ApproachLightingSystem-type
type: ObjectProperty
sub property of: ApproachLightingSystem OP
type: FunctionalProperty
domain: ApproachLightingSystem
range: CodeApproachLightingSystemType
comment: A regional or organisation specific classification of the approach lighting system equipment.

ApproachTimingTable-endingMeasurementPoint
type: ObjectProperty
sub property of: ApproachTimingTable OP
type: FunctionalProperty
domain: ApproachTimingTable
range: CodeProcedureDistanceType
comment: Indication of the ending point of the vertical or horizontal measurement.

ApproachTimingTable-speed
type: ObjectProperty
sub property of: ApproachTimingTable OP
type: FunctionalProperty
domain: ApproachTimingTable
range: ValSpeedType
comment: The speed of the aircraft used to calculate the time.

ApproachTimingTable-startingMeasurementPoint
type: ObjectProperty
sub property of: ApproachTimingTable OP
type: FunctionalProperty
domain: ApproachTimingTable
range: CodeProcedureDistanceType
comment: Indication of the starting point of the vertical or horizontal measurement.

ApronAreaAvailability-operationalStatus
type: ObjectProperty
sub property of: ApronAreaAvailability OP
type: FunctionalProperty
domain: ApronAreaAvailability
range: CodeStatusAirportType
comment: The availability of the apron area for specific flight operations.

ApronAreaAvailability-warning
type: ObjectProperty
sub property of: ApronAreaAvailability OP
type: FunctionalProperty
domain: ApronAreaAvailability
range: CodeAirportWarningType
comment: A reason for caution when operating at the apron area.

ApronElement-length
type: ObjectProperty
sub property of: ApronElement OP
type: FunctionalProperty
domain: ApronElement
range: ValDistanceType
comment: The length of the apron element.

ApronElement-type
type: ObjectProperty
sub property of: ApronElement OP
type: FunctionalProperty
domain: ApronElement
range: CodeApronElementType
comment: The type of an apron based upon its location on an aerodrome and its general purpose.

ApronElement-width
type: ObjectProperty
sub property of: ApronElement OP
type: FunctionalProperty
domain: ApronElement
range: ValDistanceType
comment: The width of the apron element.

ApronLightSystem-position
type: ObjectProperty
sub property of: ApronLightSystem OP
type: FunctionalProperty
domain: ApronLightSystem
range: CodeApronSectionType
comment: An indication of the part of the apron served by the lighting system.

ApronMarking-markingLocation
type: ObjectProperty
sub property of: ApronMarking OP
type: FunctionalProperty
domain: ApronMarking
range: CodeApronSectionType
comment: An indication of the location of the marking relative to the surface of an apron.

ArrestingGear-absorbType
type: ObjectProperty
sub property of: ArrestingGear OP
type: FunctionalProperty
domain: ArrestingGear
range: CodeArrestingGearEnergyAbsorbType
comment: The type of energy absorber by which a runway's arresting system rapidly dissipates the kinetic energy of a moving aircraft that engages the arresting system, bringing the aircraft to a stop.

ArrestingGear-distanceFromThreshold
type: ObjectProperty
sub property of: ArrestingGear OP
type: FunctionalProperty
domain: ArrestingGear
range: ValDistanceType
comment: The distance of the arresting system from the closest threshold of the runway /landing area.

ArrestingGear-engageDevice
type: ObjectProperty
sub property of: ArrestingGear OP
type: FunctionalProperty
domain: ArrestingGear
range: CodeArrestingGearEngageDeviceType
comment: The type of device that is used to engage an aircraft upon landing on a runway in order to immediately stop the aircraft by absorbing its momentum.

ArrestingGear-length
type: ObjectProperty
sub property of: ArrestingGear OP
type: FunctionalProperty
domain: ArrestingGear
range: ValDistanceType
comment: The overall length of the runway's arresting system.

ArrestingGear-status
type: ObjectProperty
sub property of: ArrestingGear OP
type: FunctionalProperty
domain: ArrestingGear
range: CodeStatusOperationsType
comment: The operational status of the arresting gear device.

ArrestingGear-width
type: ObjectProperty
sub property of: ArrestingGear OP
type: FunctionalProperty
domain: ArrestingGear
range: ValDistanceType
comment: The overall width of the runway's arresting system.

ArrivalManagementAdvisory-speedAdvisoryReferenceType
type: ObjectProperty
sub property of: ArrivalManagementAdvisory OP
type: FunctionalProperty
domain: ArrivalManagementAdvisory
range: CodeSpeedReferenceType
comment: The reference type of the speed advised.

ArrivalManagementAdvisory-speedAdvisoryValue
type: ObjectProperty
sub property of: ArrivalManagementAdvisory OP
type: FunctionalProperty
domain: ArrivalManagementAdvisory
range: ValSpeedType
comment: The value of the speed advised.

ArrivalManagementHorizon-distanceBoundary
type: ObjectProperty
sub property of: ArrivalManagementHorizon OP
type: FunctionalProperty
domain: ArrivalManagementHorizon
range: ValDistanceType
comment: Horizon definition by radial distance

ArrivalManagementHorizon-horizonType
type: ObjectProperty
sub property of: ArrivalManagementHorizon OP
type: FunctionalProperty
domain: ArrivalManagementHorizon
range: CodeAMANHorizonType
comment: The intended operational use of a given horizon construct.

AtNode-speed
type: ObjectProperty
sub property of: AtNode OP
type: FunctionalProperty
domain: AtNode
range: ValSpeedType
comment: Speed of the aircraft when arriving at the node.

AtNode-time
type: ObjectProperty
sub property of: AtNode OP
type: FunctionalProperty
domain: AtNode
range: DateTimeWithPlanningType
comment: Time at which the aircraft arrives at the node.

AuthorityForAerialRefuelling-type
type: ObjectProperty
sub property of: AuthorityForAerialRefuelling OP
type: FunctionalProperty
domain: AuthorityForAerialRefuelling
range: CodeAuthorityType
comment: A categorisation of the role that one organisation has for an aerial refuelling route.

AuthorityForAirspace-type
type: ObjectProperty
sub property of: AuthorityForAirspace OP
type: FunctionalProperty
domain: AuthorityForAirspace
range: CodeAuthorityType
comment: A categorisation of the role that one organisation has for an airspace.

AuthorityForNavaidEquipment-type
type: ObjectProperty
sub property of: AuthorityForNavaidEquipment OP
type: FunctionalProperty
domain: AuthorityForNavaidEquipment
range: CodeAuthorityRoleType
comment: The level of responsibility of an organisation for a radio navigation aid.

AuthorityForSpecialNavigationStation-type
type: ObjectProperty
sub property of: AuthorityForSpecialNavigationStation OP
type: FunctionalProperty
domain: AuthorityForSpecialNavigationStation
range: CodeAuthorityRoleType
comment: The level of responsibility of an organisation for a special navigation station.

AuthorityForSpecialNavigationSystem-type
type: ObjectProperty
sub property of: AuthorityForSpecialNavigationSystem OP
type: FunctionalProperty
domain: AuthorityForSpecialNavigationSystem
range: CodeAuthorityRoleType
comment: The level of responsibility of an organisation for a special navigation system.

AviationCondition-airPressure
type: ObjectProperty
sub property of: AviationCondition OP
type: FunctionalProperty
domain: AviationCondition
range: ValPressureType
comment: Force per unit area exerted into a surface by the weight of air above that surface.

AviationCondition-airTemperature
type: ObjectProperty
sub property of: AviationCondition OP
type: FunctionalProperty
domain: AviationCondition
range: ValTemperatureType
comment: The temperature indicated by a thermometer exposed to the air in a place sheltered from direct solar radiation.

AviationCondition-dewpointTemperature
type: ObjectProperty
sub property of: AviationCondition OP
type: FunctionalProperty
domain: AviationCondition
range: ValTemperatureType
comment: The temperature to which a given air parcel must be cooled at constant pressure and constant water vapor content in order for saturation to occur.

AviationCondition-maximumAirTemperature
type: ObjectProperty
sub property of: AviationCondition OP
type: FunctionalProperty
domain: AviationCondition
range: ValTemperatureType
comment: The maximum air temperature.

AviationCondition-minimumAirTemperature
type: ObjectProperty
sub property of: AviationCondition OP
type: FunctionalProperty
domain: AviationCondition
range: ValTemperatureType
comment: The minimum air temperature.

AviationCondition-verticalVisibility
type: ObjectProperty
sub property of: AviationCondition OP
type: FunctionalProperty
domain: AviationCondition
range: ValDistanceType
comment: Maximum distance at which an observer can see and identify an object on the same vertical as himself, above or below.

Boarding-startTime
type: ObjectProperty
sub property of: Boarding OP
type: FunctionalProperty
domain: Boarding
range: DateTimeWithPlanningType
comment: Time at which the boarding of the aircraft starts.

BridgeSide-dropside
type: ObjectProperty
sub property of: BridgeSide OP
type: FunctionalProperty
domain: BridgeSide
range: CodeBridgeDropSideType
comment: Relative location of the drop side, from startpoint to endpoint of line.

Capability-aircraftCapabilityType
type: ObjectProperty
sub property of: Capability OP
type: FunctionalProperty
domain: Capability
range: CodeAircraftCapabilityType
comment: The type of aircraft capability.

Capacity-type
type: ObjectProperty
sub property of: Capacity OP
type: FunctionalProperty
domain: Capacity
range: CodeCapacityType
comment: The type of capacity.

CircleSector-angleDirectionReference
type: ObjectProperty
sub property of: CircleSector OP
type: FunctionalProperty
domain: CircleSector
range: CodeRelativeDirectionType
comment: A code indicating a direction with regard to a reference point.

CircleSector-angleType
type: ObjectProperty
sub property of: CircleSector OP
type: FunctionalProperty
domain: CircleSector
range: CodeBearingType
comment: A code indicating the type of angle.

CircleSector-arcDirection
type: ObjectProperty
sub property of: CircleSector OP
type: FunctionalProperty
domain: CircleSector
range: CodeArcDirectionType
comment: Indication about the direction of the arc forming the circle sector.

CircleSector-distanceVerticalRange
type: ObjectProperty
sub property of: CircleSector OP
type: FunctionalProperty
domain: CircleSector
range: DistanceVerticalRangeType
comment: Vertical distance range that is included in the sector.

CircleSector-innerDistance
type: ObjectProperty
sub property of: CircleSector OP
type: FunctionalProperty
domain: CircleSector
range: ValDistanceType
comment: The inner limit distance of the angle sector volume.

CircleSector-outerDistance
type: ObjectProperty
sub property of: CircleSector OP
type: FunctionalProperty
domain: CircleSector
range: ValDistanceType
comment: The outer limit distance of the angle sector volume.

CivilMilitaryCrossing-status
type: ObjectProperty
sub property of: CivilMilitaryCrossing OP
type: FunctionalProperty
domain: CivilMilitaryCrossing
range: CodeCivilMilitaryCrossingStatusType
comment: The current status of the crossing.

Cloud-cloudAmount
type: ObjectProperty
sub property of: Cloud OP
type: FunctionalProperty
domain: Cloud
range: CodeCloudAmountType
comment: Fraction of the sky covered by the clouds of a certain genus, species, variety, layer or combination of clouds.

Cloud-cloudType
type: ObjectProperty
sub property of: Cloud OP
type: FunctionalProperty
domain: Cloud
range: CodeCloudType
comment: Categorization of the cloud depending on its main characteristics.

ConstrainingAirspaceActivity-effect
type: ObjectProperty
sub property of: ConstrainingAirspaceActivity OP
type: FunctionalProperty
domain: ConstrainingAirspaceActivity
range: CodeAirspaceReservationImpactType
comment: The operational impact of the airspace over the route segment.

ControlledTimeOver-ctaStatus
type: ObjectProperty
sub property of: ControlledTimeOver OP
type: FunctionalProperty
domain: ControlledTimeOver
range: CodeCTAStatusType
comment: The status of the CTA negotiation process.

ConvectionCell-convectionCellOvershootPosition
type: ObjectProperty
sub property of: ConvectionCell OP
type: FunctionalProperty
domain: ConvectionCell
range: TwoDimensionalPointType
comment: Location in latitude and longitude of the convection cell overshoot.

ConvectionCell-convectionCellTopVariation
type: ObjectProperty
sub property of: ConvectionCell OP
type: FunctionalProperty
domain: ConvectionCell
range: CodeConvectionCellTopVariationType
comment: The observed variation of the altitude of the upper part convection cell.

ConvectionCell-convectionCellType
type: ObjectProperty
sub property of: ConvectionCell OP
type: FunctionalProperty
domain: ConvectionCell
range: CodeConvectionCellType
comment: Indication whether the convection cell described is the base (cell base) of a cell, or the upper part of a cell (cell top).

CoordinationAndTransfer-coordinationConditionStatus
type: ObjectProperty
sub property of: CoordinationAndTransfer OP
type: FunctionalProperty
domain: CoordinationAndTransfer
range: CodeBasicCoordinationStatusType
comment: The state of coordination of the time and level at the coordination point.

CoordinationAndTransfer-coordinationReason
type: ObjectProperty
sub property of: CoordinationAndTransfer OP
type: FunctionalProperty
domain: CoordinationAndTransfer
range: CodeCoordinationReasonType
comment: The reason for coordination.

CoordinationAndTransfer-nonStandardReason
type: ObjectProperty
sub property of: CoordinationAndTransfer OP
type: FunctionalProperty
domain: CoordinationAndTransfer
range: CodeNonStandardReasonType
comment: The reason for a non standard coordination.

CoordinationAndTransfer-processStatus
type: ObjectProperty
sub property of: CoordinationAndTransfer OP
type: FunctionalProperty
domain: CoordinationAndTransfer
range: CodeCoordinationAndTransferStatusType
comment: The state of progress of the coordination and transfer of control process (between civilian ATSUs or between a civilian and a military ATSU or with an Oceanic centre)

CoordinationAndTransferConstraint-rate
type: ObjectProperty
sub property of: CoordinationAndTransferConstraint OP
type: FunctionalProperty
domain: CoordinationAndTransferConstraint
range: ValSpeedType
comment: Rate of climb/descent proposed during coordination dialogue.

CoordinationAndTransferConstraint-speed
type: ObjectProperty
sub property of: CoordinationAndTransferConstraint OP
type: FunctionalProperty
domain: CoordinationAndTransferConstraint
range: ValSpeedType
comment: Speed proposed during coordination dialogue.

DME-channel
type: ObjectProperty
sub property of: DME OP
type: FunctionalProperty
domain: DME
range: CodeDMEChannelType
comment: The channel of the DME.

DME-displace
type: ObjectProperty
sub property of: DME OP
type: FunctionalProperty
domain: DME
range: ValDistanceType
comment: The distance from the DME antenna to the position where the zero range indication occurs in the DME receiver.

DME-ghostFrequency
type: ObjectProperty
sub property of: DME OP
type: FunctionalProperty
domain: DME
range: ValFrequencyType
comment: The frequency of a virtual VHF facility paired with the DME according to ICAO Annex 10, table A, ch.3.

DME-type
type: ObjectProperty
sub property of: DME OP
type: FunctionalProperty
domain: DME
range: CodeDMEType
comment: The particular spectrum characteristics or accuracy of the DME.

DateTimeWithPlanningType-planningStatus
type: ObjectProperty
sub property of: DateTimeWithPlanningType OP
type: FunctionalProperty
domain: DateTimeWithPlanningType
range: CodePlanningStatusType
comment: Qualification of the planning stage where the information is coming from.

DateTimeWithPlanningType-timeTolerance
type: ObjectProperty
sub property of: DateTimeWithPlanningType OP
type: FunctionalProperty
domain: DateTimeWithPlanningType
range: TimeRangeType
comment: Allowable amount of variation in time, expressed symmetrically with regards to the time value.

DateTimeWithPlanningType-valueInterpretation
type: ObjectProperty
sub property of: DateTimeWithPlanningType OP
type: FunctionalProperty
domain: DateTimeWithPlanningType
range: CodeValueInterpretationType
comment: Indication of how the time value should be interpreted.

Deicing-commencementOfDeicing
type: ObjectProperty
sub property of: Deicing OP
type: FunctionalProperty
domain: Deicing
range: DateTimeWithPlanningType
comment: The time when de-icing operations on an aircraft starts.

Deicing-deicingPlace
type: ObjectProperty
sub property of: Deicing OP
type: FunctionalProperty
domain: Deicing
range: CodeLocationToDeiceType
comment: De-icing location.

Deicing-deicingStatus
type: ObjectProperty
sub property of: Deicing OP
type: FunctionalProperty
domain: Deicing
range: CodeDeicingStatusType
comment: Status of progress of the de-icing procedure.

Deicing-endOfDeicing
type: ObjectProperty
sub property of: Deicing OP
type: FunctionalProperty
domain: Deicing
range: DateTimeWithPlanningType
comment: The time when de-icing operations on an aircraft end.

Deicing-readyForDeicing
type: ObjectProperty
sub property of: Deicing OP
type: FunctionalProperty
domain: Deicing
range: DateTimeWithPlanningType
comment: The time when the aircraft is ready to be de-iced.

DepartureClearance-departureClearanceStatus
type: ObjectProperty
sub property of: DepartureClearance OP
type: FunctionalProperty
domain: DepartureClearance
range: CodeDepartureClearanceStatusType
comment: The departure clearance status.

DepartureLeg-minimumObstacleClearanceAltitude
type: ObjectProperty
sub property of: DepartureLeg OP
type: FunctionalProperty
domain: DepartureLeg
range: ValVerticalDistanceType
comment: The minimum altitude for a defined segment of flight that provides the required obstacle clearance.

DepartureLegCondition-maximumCrossingAtEnd
type: ObjectProperty
sub property of: DepartureLegCondition OP
type: FunctionalProperty
domain: DepartureLegCondition
range: ValVerticalDistanceType
comment: The uppermost vertical position at the end point, when flying on the route portion in the direction indicated in the route portion usage.

DepartureLegCondition-minimumCrossingAtEnd
type: ObjectProperty
sub property of: DepartureLegCondition OP
type: FunctionalProperty
domain: DepartureLegCondition
range: ValVerticalDistanceType
comment: The lowermost vertical position at the end point, when flying on the route portion in the direction indicated in the route portion usage.

DepartureLegCondition-minimumEnrouteAltitude
type: ObjectProperty
sub property of: DepartureLegCondition OP
type: FunctionalProperty
domain: DepartureLegCondition
range: ValVerticalDistanceType
comment: The altitude for an en-route segment that provides adequate reception of relevant navigation facilities and ATS communications, complies with the airspace structure and provides the required obstacle clearance.

DepartureSuspension-apopInstructionToAircraft
type: ObjectProperty
sub property of: DepartureSuspension OP
type: FunctionalProperty
domain: DepartureSuspension
range: CodeInstructionToAircraftType
comment: The instruction that may be given to a flight that cannot depart for an airport related reason.

DepartureSuspension-originator
type: ObjectProperty
sub property of: DepartureSuspension OP
type: FunctionalProperty
domain: DepartureSuspension
range: CodeAirportCDMActorType
comment: The originator of the Departure suspension request (AO/APOP).

DepartureSuspension-reason
type: ObjectProperty
sub property of: DepartureSuspension OP
type: FunctionalProperty
domain: DepartureSuspension
range: CodeReasonForDepartureSuspensionType
comment: The reason associated to departure suspension.

DepartureSuspension-status
type: ObjectProperty
sub property of: DepartureSuspension OP
type: FunctionalProperty
domain: DepartureSuspension
range: CodeDepartureSuspensionStatusType
comment: The status of the suspension request: requested/canceled.

DistanceIndication-distance
type: ObjectProperty
sub property of: DistanceIndication OP
type: FunctionalProperty
domain: DistanceIndication
range: ValDistanceType
comment: The distance from the significant point.

DistanceIndication-minimumReceptionAltitude
type: ObjectProperty
sub property of: DistanceIndication OP
type: FunctionalProperty
domain: DistanceIndication
range: ValVerticalDistanceType
comment: The lowest altitude that an aircraft can receive signal.

DistanceIndication-type
type: ObjectProperty
sub property of: DistanceIndication OP
type: FunctionalProperty
domain: DistanceIndication
range: CodeDistanceIndicationType
comment: The type of distance indication.

DistanceVerticalRangeType-lower
type: ObjectProperty
sub property of: DistanceVerticalRangeType OP
type: FunctionalProperty
domain: DistanceVerticalRangeType
range: ValVerticalDistanceType
comment: The lower limit of the vertical distance range.

DistanceVerticalRangeType-upper
type: ObjectProperty
sub property of: DistanceVerticalRangeType OP
type: FunctionalProperty
domain: DistanceVerticalRangeType
range: ValVerticalDistanceType
comment: The upper limit of the vertical distance range.

DurationWithPlanningType-planningStatus
type: ObjectProperty
sub property of: DurationWithPlanningType OP
type: FunctionalProperty
domain: DurationWithPlanningType
range: CodePlanningStatusType
comment: Qualification of the planning stage where the information is coming from.

EmergencyPhase-emergencyStatus
type: ObjectProperty
sub property of: EmergencyPhase OP
type: FunctionalProperty
domain: EmergencyPhase
range: CodeEmergencyStatusType
comment: The status of the emergency.

EmergencyPhase-frequencyOfLastContact
type: ObjectProperty
sub property of: EmergencyPhase OP
type: FunctionalProperty
domain: EmergencyPhase
range: ValFrequencyType
comment: Transmitting or receiving frequency of the last two-way contact with the aircraft.

EmergencyPhase-type
type: ObjectProperty
sub property of: EmergencyPhase OP
type: FunctionalProperty
domain: EmergencyPhase
range: CodeEmergencyPhaseType
comment: The type of emergency phase.

EmissionFactor-gasType
type: ObjectProperty
sub property of: EmissionFactor OP
type: FunctionalProperty
domain: EmissionFactor
range: CodeGasType
comment: The type of gas emitted.

Engine-type
type: ObjectProperty
sub property of: Engine OP
type: FunctionalProperty
domain: Engine
range: CodeAircraftEngineType
comment: An indication of the type of aircraft engine.

EngineRegime-engineMode
type: ObjectProperty
sub property of: EngineRegime OP
type: FunctionalProperty
domain: EngineRegime
range: CodeFlightPhaseType
comment: The engine regime mode which is being operated, according to a certain flight phase.

Entity-identifier
type: ObjectProperty
sub property of: Entity OP
type: FunctionalProperty
domain: Entity
range: IdentifierType
comment: Special unique identifier permanently assigned to an entity.

EquipmentCapability-acasCapability
type: ObjectProperty
sub property of: EquipmentCapability OP
type: FunctionalProperty
domain: EquipmentCapability
range: CodeACASCapabilityType
comment: The capability of the airborne collision avoidance system.

http://project-best.eu/owl/airm-mono#EquipmentCapability-classB2TransmitPowerCapability
type: ObjectProperty
sub property of: EquipmentCapability OP
type: FunctionalProperty
domain: EquipmentCapability
range: CodeClassB2TransmitPowerCapabilityType
comment: The class B2 power transmission capability.

EquipmentUnavailableAdjustment-type
type: ObjectProperty
sub property of: EquipmentUnavailableAdjustment OP
type: FunctionalProperty
domain: EquipmentUnavailableAdjustment
range: CodeEquipmentUnavailableType
comment: Indication whether the specified altitude/height is adjusted for the case when certain equipment is unavailable.

EquipmentUnavailableAdjustmentColumn-guidanceEquipment
type: ObjectProperty
sub property of: EquipmentUnavailableAdjustmentColumn OP
type: FunctionalProperty
domain: EquipmentUnavailableAdjustmentColumn
range: CodeApproachType
comment: The guidance equipment which is inoperative

EquipmentUnavailableAdjustmentColumn-visibilityAdjustment
type: ObjectProperty
sub property of: EquipmentUnavailableAdjustmentColumn OP
type: FunctionalProperty
domain: EquipmentUnavailableAdjustmentColumn
range: ValVerticalDistanceType
comment: Adjustment for the corresponding visibility value.

FinalApproachSegmentDataBlock-lengthOffset
type: ObjectProperty
sub property of: FinalApproachSegmentDataBlock OP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: ValDistanceType
comment: Distance from the stop end of the runway to the Flight Path Alignment Point

FinalApproachSegmentDataBlock-remainderCyclicRedundancyCheck
type: ObjectProperty
sub property of: FinalApproachSegmentDataBlock OP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: ValHexType
comment: Hexadecimal representation of the 32-bit CRC used to check the integrity of the FAS data block.

FinalApproachSegmentDataBlock-thresholdCourseWidth
type: ObjectProperty
sub property of: FinalApproachSegmentDataBlock OP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: ValDistanceType
comment: The width of the lateral course at the Landing Threshold Point (LTP). This width, in conjunction with the location of the Flight Path Alignment Point (FPAP) defines the sensitivity of the lateral deviations throughout the approach.

FinalArrivalSafetyMitigationAdvice-safetyMitigationAdviceType
type: ObjectProperty
sub property of: FinalArrivalSafetyMitigationAdvice OP
type: FunctionalProperty
domain: FinalArrivalSafetyMitigationAdvice
range: CodeSafetyMitigationAdviceType
comment: The type of the safety mitigation advice.

FinalArrivalSeparationAdvice-separationAdviceReason
type: ObjectProperty
sub property of: FinalArrivalSeparationAdvice OP
type: FunctionalProperty
domain: FinalArrivalSeparationAdvice
range: CodeSeparationAdviceReasonType
comment: The reason for separation advice.

FinalArrivalSeparationAdvice-separationAdviceType
type: ObjectProperty
sub property of: FinalArrivalSeparationAdvice OP
type: FunctionalProperty
domain: FinalArrivalSeparationAdvice
range: CodeSeparationAdviceType
comment: The type of separation advice.

FinalArrivalSeparationAdvice-separationFromLeadIndicator
type: ObjectProperty
sub property of: FinalArrivalSeparationAdvice OP
type: FunctionalProperty
domain: FinalArrivalSeparationAdvice
range: CodeSeparationFromLeadIndicatorType
comment: The status of the current separation from lead indicator type.

FinalLeg-courseCentrelineDistance
type: ObjectProperty
sub property of: FinalLeg OP
type: FunctionalProperty
domain: FinalLeg
range: ValDistanceType
comment: The distance from the landing threshold point to the point where the extended runway centreline intersects the final approach course.

FinalLeg-courseCentrelineIntersect
type: ObjectProperty
sub property of: FinalLeg OP
type: FunctionalProperty
domain: FinalLeg
range: CodeRelativePositionType
comment: Indication whether the intersection of the final approach course with the extended runway centreline is located before or after the landing threshold point.

FinalLeg-courseOffsetDistance
type: ObjectProperty
sub property of: FinalLeg OP
type: FunctionalProperty
domain: FinalLeg
range: ValDistanceType
comment: The distance between the final approach course and extended runway centreline at a point located 3000 ft from the landing threshold point, measured perpendicular to the extended runway centreline.

FinalLeg-courseOffsetSide
type: ObjectProperty
sub property of: FinalLeg OP
type: FunctionalProperty
domain: FinalLeg
range: CodeRelativePositionType
comment: Indication on which side of the extended runway centreline the final approach course lies, when viewed from the Final Approach Fix.

FinalLeg-guidanceSystem
type: ObjectProperty
sub property of: FinalLeg OP
type: FunctionalProperty
domain: FinalLeg
range: CodeFinalGuidanceType
comment: Guidance system used on the final approach segment of an instrument approach procedure.

FinalLeg-landingSystemCategory
type: ObjectProperty
sub property of: FinalLeg OP
type: FunctionalProperty
domain: FinalLeg
range: CodeInstrumentRunwayType
comment: Landing system category.

FinalLeg-minimumBarometricVerticalNavigationTemperature
type: ObjectProperty
sub property of: FinalLeg OP
type: FunctionalProperty
domain: FinalLeg
range: ValTemperatureType
comment: The aerodrome temperature below which the use of Baro-VNAV is not authorized to the LNAV/VNAV DA.

FireFightingService-category
type: ObjectProperty
sub property of: FireFightingService OP
type: FunctionalProperty
domain: FireFightingService
range: CodeFireFightingType
comment: A standard categorisation of the rescue and fire-fighting capabilities of an aerodrome on the basis of the length and fuselage width of the largest aircraft to be rescued.

FireFightingService-standard
type: ObjectProperty
sub property of: FireFightingService OP
type: FunctionalProperty
domain: FireFightingService
range: CodeAviationStandardsType
comment: A code indicating the standard referred to by the fire fighting category value.

Flight-flightDataKind
type: ObjectProperty
sub property of: Flight OP
type: FunctionalProperty
domain: Flight
range: CodeFlightDataKindType
comment: Indication whether the flight information is real or a copy of a real flight (alternative or what-if flight).

Flight-origin
type: ObjectProperty
sub property of: Flight OP
type: FunctionalProperty
domain: Flight
range: CodeFlightOriginType
comment: An indication of the origin of the flight with regard to the national borders.

Flight-preferredCourseDeviationIfReRoute
type: ObjectProperty
sub property of: Flight OP
type: FunctionalProperty
domain: Flight
range: CodeCompassPointType
comment: Preferring a southerly course deviation if a re-route is necessary.

Flight-readyStatus
type: ObjectProperty
sub property of: Flight OP
type: FunctionalProperty
domain: Flight
range: CodeFlightReadyStatusType
comment: The flight readiness status.

Flight-reasonForSpecialHandling
type: ObjectProperty
sub property of: Flight OP
type: FunctionalProperty
domain: Flight
range: CodeReasonForSpecialHandlingType
comment: A property of the flight that requires ATS units to give it special consideration.

Flight-statusFFICE
type: ObjectProperty
sub property of: Flight OP
type: FunctionalProperty
domain: Flight
range: CodeFFICEStatusType
comment: Status information for information management of the flight information.

Flight-statusForCount
type: ObjectProperty
sub property of: Flight OP
type: FunctionalProperty
domain: Flight
range: CodeFlightStatusForCountType
comment: A flight status for limiting the traffic count.

Flight-type
type: ObjectProperty
sub property of: Flight OP
type: FunctionalProperty
domain: Flight
range: CodeFlightType
comment: The type of the flight.

FlightCapability-communicationCapability
type: ObjectProperty
sub property of: FlightCapability OP
type: FunctionalProperty
domain: FlightCapability
range: CodeCommunicationCapabilityType
comment: The capability of the aircraft and associated flight crew qualifications to communicate with ATS units.

FlightCapability-navigationCapability
type: ObjectProperty
sub property of: FlightCapability OP
type: FunctionalProperty
domain: FlightCapability
range: CodeNavigationCapabilityType
comment: The navigation capability of the aircraft and associated flight crew qualifications.

FlightCapability-rnavCapability
type: ObjectProperty
sub property of: FlightCapability OP
type: FunctionalProperty
domain: FlightCapability
range: CodeRNAVFlightCapabilityType
comment: Indication about which Area Navigation requirements can be met by the aircraft while operating in the context of a particular airspace when supported by the appropriate navigation infrastructure.

FlightCapability-rnpCapability
type: ObjectProperty
sub property of: FlightCapability OP
type: FunctionalProperty
domain: FlightCapability
range: CodeRNPCapabilityType
comment: Indication about which Required Navigation Performance requirements can be met by the aircraft while operating in the context of a particular airspace when supported by the appropriate navigation infrastructure.

FlightConditionCircumstance-relationWithLocation
type: ObjectProperty
sub property of: FlightConditionCircumstance OP
type: FunctionalProperty
domain: FlightConditionCircumstance
range: CodeLocationQualifierType
comment: A code qualifying a location (such as an airspace, aerodrome, point, etc.) when used as condition element.

FlightConditionCombination-logicalOperator
type: ObjectProperty
sub property of: FlightConditionCombination OP
type: FunctionalProperty
domain: FlightConditionCombination
range: CodeLogicalOperatorType
comment: The type of operation combining an elementary condition or a previously defined combination with other elementary conditions or previously defined combinations.

FlightConfiguration-aircraftMass
type: ObjectProperty
sub property of: FlightConfiguration OP
type: FunctionalProperty
domain: FlightConfiguration
range: ValMassType
comment: The mass of the aircraft at a specific time during the flight.

FlightConfiguration-barometricPressureSetting
type: ObjectProperty
sub property of: FlightConfiguration OP
type: FunctionalProperty
domain: FlightConfiguration
range: ValPressureType
comment: The barometric pressure reading used to adjust a pressure altimeter for variations in existing atmospheric pressure or to the standard altimeter setting.

FlightCrewApplicationAndApproval-runwayVisualRangeMinima
type: ObjectProperty
sub property of: FlightCrewApplicationAndApproval OP
type: FunctionalProperty
domain: FlightCrewApplicationAndApproval
range: ValDistanceType
comment: Operating minima when special meteorological conditions exist.

FlightEnvelope-minApproachSpeed
type: ObjectProperty
sub property of: FlightEnvelope OP
type: FunctionalProperty
domain: FlightEnvelope
range: ValSpeedType
comment: The aircraft operator gives operational limitations to the ATSU for minimum approach speed. It is provided prior to flight activation in the ATSU.

FlightEnvelope-minManoeuvreSpeed
type: ObjectProperty
sub property of: FlightEnvelope OP
type: FunctionalProperty
domain: FlightEnvelope
range: ValSpeedType
comment: The aircraft operator gives operational limitations to the ATSU for minimum manoeuvre speed. It is provided prior to flight activation in the ATSU.

FlightEnvelope-operationalSpeedRange
type: ObjectProperty
sub property of: FlightEnvelope OP
type: FunctionalProperty
domain: FlightEnvelope
range: SpeedRangeType
comment: The operational speed range of the aircraft.

FlightLevelChange-assignedEndPositionInterpretation
type: ObjectProperty
sub property of: FlightLevelChange OP
type: FunctionalProperty
domain: FlightLevelChange
range: CodeValueInterpretationType
comment: Indication of where the change of flight level is to occur in relation to the assigned end position.

FlightLevelChange-assignedEndTime
type: ObjectProperty
sub property of: FlightLevelChange OP
type: FunctionalProperty
domain: FlightLevelChange
range: DateTimeWithPlanningType
comment: Time at which the change of flight level is requested to end.

FlightLevelChange-assignedStartTime
type: ObjectProperty
sub property of: FlightLevelChange OP
type: FunctionalProperty
domain: FlightLevelChange
range: DateTimeWithPlanningType
comment: Time at which the change of flight level is requested to start.

FlightPhase-cruiseClimbLowerBound
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValAltitudeType
comment: The lower bound of the flight level band to be occupied during the climb.

FlightPhase-cruiseClimbSpeed
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValSpeedType
comment: The true airspeed to be maintained during cruise climb.

FlightPhase-cruiseClimbUpperBound
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValAltitudeType
comment: The upper bound of the flight level band to be occupied during the climb.

FlightPhase-cruisingAltitude
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValAltitudeType
comment: Altitude at which an aircraft flies during the cruise phase.

FlightPhase-cruisingSpeed
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValSpeedType
comment: The true airspeed at which an aircraft flies during the cruise phase.

FlightPhase-duration
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: DurationWithPlanningType
comment: The duration of the Flight Phase.

FlightPhase-endTime
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: DateTimeWithPlanningType
comment: The time at which the flight phase ends.

FlightPhase-occupancyDistance
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValDistanceType
comment: Distance flown in the airspace

FlightPhase-preferredArrivalHoldingSpeed
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValSpeedType
comment: For Air Ground cooperative air traffic services and especially for Pilot Preferences Downlink services, this data is part of the Aircrew's preferences on the way the flight is to be conducted for various operational reasons. In order to elaborate pertinent control strategies, Controllers need to be aware of these preferences.

FlightPhase-preferredClimbSpeed
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValSpeedType
comment: The aircraft operator expresses a preference to the ATSU for climb airspeed.

FlightPhase-preferredCruiseSpeed
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValSpeedType
comment: The aircraft operator expresses a preference to the ATSU for cruise speed.

FlightPhase-preferredDescentSpeed
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValSpeedType
comment: The aircraft operator expresses a preference to the ATSU for descent airspeed.

FlightPhase-preferredIntermediateApproachSpeed
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValSpeedType
comment: For Air Ground cooperative air traffic services and especially for Pilot Preferences Downlink services, this data is part of the Aircrew's preferences on the way the flight is to be conducted for various operational reasons. In order to elaborate pertinent control strategies, Controllers need to be aware of these preferences.

FlightPhase-preferredRateOfClimb
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValSpeedType
comment: The aircraft operator expresses a preference to the ATSU for rate of climb (unit : hundreds of feet per minute).

FlightPhase-preferredRateOfDescent
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: ValSpeedType
comment: The aircraft operator expresses a preference to the ATSU for rate of descent (unit : hundreds of feet per minute).

FlightPhase-reasonForCancellingFlightOrAbortingTakeOff
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: CodeReasonForAbortingTakeOffType
comment: The reason why an entity cancelled a flight at departure or aborted take-off.

FlightPhase-startTime
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: DateTimeWithPlanningType
comment: The time at which the flight phase starts.

FlightPhase-type
type: ObjectProperty
sub property of: FlightPhase OP
type: FunctionalProperty
domain: FlightPhase
range: CodeFlightPhaseType
comment: Identification of the phase.

FlightPhaseEfficiency-engineRegime
type: ObjectProperty
sub property of: FlightPhaseEfficiency OP
type: FunctionalProperty
domain: FlightPhaseEfficiency
range: CodeEngineOperationModeType
comment: The engine regime for a specific aircraft type in a specific flight phase.

FlightRestriction-type
type: ObjectProperty
sub property of: FlightRestriction OP
type: FunctionalProperty
domain: FlightRestriction
range: CodeFlightRestrictionType
comment: A code indicating if the restriction is an interdiction or a mandatory routing.

FlightRestrictionLevel-cruisingLevel
type: ObjectProperty
sub property of: FlightRestrictionLevel OP
type: FunctionalProperty
domain: FlightRestrictionLevel
range: ValVerticalDistanceType
comment: A cruising level associated with a flight restriction.

FlightRestrictionLevel-cruisingLevelRange
type: ObjectProperty
sub property of: FlightRestrictionLevel OP
type: FunctionalProperty
domain: FlightRestrictionLevel
range: DistanceVerticalRangeType
comment: A cruising level band associated with a flight restriction.

FlightRoutingElement-speed
type: ObjectProperty
sub property of: FlightRoutingElement OP
type: FunctionalProperty
domain: FlightRoutingElement
range: ValSpeedType
comment: The value of the speed limit imposed on a routing element.

FlightRoutingElement-speedCriteria
type: ObjectProperty
sub property of: FlightRoutingElement OP
type: FunctionalProperty
domain: FlightRoutingElement
range: CodeComparisonType
comment: A code indicating whether the speed is a maximum, a minimum or an imposed value.

FlightRoutingElement-speedReference
type: ObjectProperty
sub property of: FlightRoutingElement OP
type: FunctionalProperty
domain: FlightRoutingElement
range: CodeSpeedReferenceType
comment: A code indicating the reference system for the speed value.

FlightRulesChange-flightRule
type: ObjectProperty
sub property of: FlightRulesChange OP
type: FunctionalProperty
domain: FlightRulesChange
range: CodeFlightRulesType
comment: The new flight rules when the flight rules change is completed.

FlightTypeChange-flightType
type: ObjectProperty
sub property of: FlightTypeChange OP
type: FunctionalProperty
domain: FlightTypeChange
range: CodeFlightType
comment: The new flight type when the flight rules change is completed.

FourDimensionalPointType-elevation
type: ObjectProperty
sub property of: FourDimensionalPointType OP
type: FunctionalProperty
domain: FourDimensionalPointType
range: ValAltitudeType
comment: The vertical distance of a point or a level, on or affixed to the surface of the earth, measured from mean sea level.

FourDimensionalPointType-geoidUndulation
type: ObjectProperty
sub property of: FourDimensionalPointType OP
type: FunctionalProperty
domain: FourDimensionalPointType
range: ValDistanceType
comment: The distance of the geoid above (positive) or below (negative) the mathematical reference ellipsoid at the location of the point.

FourDimensionalPointType-horizontalAccuracy
type: ObjectProperty
sub property of: FourDimensionalPointType OP
type: FunctionalProperty
domain: FourDimensionalPointType
range: ValDistanceType
comment: The difference between the recorded horizontal coordinates of an entity and its true position referenced to the same geodetic datum expressed as a circular error at 95 percent probability.

FourDimensionalPointType-horizontalResolution
type: ObjectProperty
sub property of: FourDimensionalPointType OP
type: FunctionalProperty
domain: FourDimensionalPointType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

FourDimensionalPointType-verticalAccuracy
type: ObjectProperty
sub property of: FourDimensionalPointType OP
type: FunctionalProperty
domain: FourDimensionalPointType
range: ValDistanceType
comment: The difference between the recorded elevation of an entity and its true elevation referenced to the same vertical datum expressed as a linear error at 95 percent probability.

FourDimensionalPointType-verticalDatum
type: ObjectProperty
sub property of: FourDimensionalPointType OP
type: FunctionalProperty
domain: FourDimensionalPointType
range: CodeVerticalDatumType
comment: The set of reference points or a mathematical model of the Earth's surface (a datum) against which vertical position measurements are made as basis for measuring elevations.

FourDimensionalPointType-verticalResolution
type: ObjectProperty
sub property of: FourDimensionalPointType OP
type: FunctionalProperty
domain: FourDimensionalPointType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

Fuel-category
type: ObjectProperty
sub property of: Fuel OP
type: FunctionalProperty
domain: Fuel
range: CodeFuelType
comment: A code indicating a type of fuel for aircraft and helicopters.

Gate-internationalType
type: ObjectProperty
sub property of: Gate OP
type: FunctionalProperty
domain: Gate
range: CodeInternationalFlightType
comment: The gate may be reserved for domestic/national flights or for international flights (Schengen or not).

Gate-useMode
type: ObjectProperty
sub property of: Gate OP
type: FunctionalProperty
domain: Gate
range: CodeAirportMovementType
comment: The Gate may be used for arrival, for departure, or both.

GeoBorder-type
type: ObjectProperty
sub property of: GeoBorder OP
type: FunctionalProperty
domain: GeoBorder
range: CodeGeoBorderType
comment: The type of geographical border.

GroundHandling-duration
type: ObjectProperty
sub property of: GroundHandling OP
type: FunctionalProperty
domain: GroundHandling
range: DurationWithPlanningType
comment: The total duration of the ground handling of the aircraft.

GroundHandling-endTime
type: ObjectProperty
sub property of: GroundHandling OP
type: FunctionalProperty
domain: GroundHandling
range: DateTimeWithPlanningType
comment: The time at which Ground Handling services end for a flight.

GroundHandling-startTime
type: ObjectProperty
sub property of: GroundHandling OP
type: FunctionalProperty
domain: GroundHandling
range: DateTimeWithPlanningType
comment: The time at which Ground Handling services start for a flight.

GroundLightSystem-colour
type: ObjectProperty
sub property of: GroundLightSystem OP
type: FunctionalProperty
domain: GroundLightSystem
range: CodeColourType
comment: An indication of the global colour of the ground lighting system.

GroundLightSystem-intensityLevel
type: ObjectProperty
sub property of: GroundLightSystem OP
type: FunctionalProperty
domain: GroundLightSystem
range: CodeLightIntensityType
comment: An indication of the relative intensity of the ground lighting system.

GroundLightingAvailability-operationalStatus
type: ObjectProperty
sub property of: GroundLightingAvailability OP
type: FunctionalProperty
domain: GroundLightingAvailability
range: CodeStatusOperationsType
comment: An indication of the operational status of the ground lighting system.

GuidanceLine-maxSpeed
type: ObjectProperty
sub property of: GuidanceLine OP
type: FunctionalProperty
domain: GuidanceLine
range: ValSpeedType
comment: The maximum ground speed permitted on a taxiway.

GuidanceLine-type
type: ObjectProperty
sub property of: GuidanceLine OP
type: FunctionalProperty
domain: GuidanceLine
range: CodeGuidanceLineType
comment: The type of guidance line on a taxiway.

GuidanceLine-usageDirection
type: ObjectProperty
sub property of: GuidanceLine OP
type: FunctionalProperty
domain: GuidanceLine
range: CodeDirectionType
comment: The direction in which the guidance line can be used with reference to its geometry.

HeadingChange-headingType
type: ObjectProperty
sub property of: HeadingChange OP
type: FunctionalProperty
domain: HeadingChange
range: CodeHeadingType
comment: The type of heading.

HoldingAssessment-legLengthAway
type: ObjectProperty
sub property of: HoldingAssessment OP
type: FunctionalProperty
domain: HoldingAssessment
range: ValDistanceType
comment: Leg length for when holding is away the navaid.

HoldingAssessment-legLengthToward
type: ObjectProperty
sub property of: HoldingAssessment OP
type: FunctionalProperty
domain: HoldingAssessment
range: ValDistanceType
comment: Leg length for when holding is toward the navaid.

HoldingAssessment-lowerLimit
type: ObjectProperty
sub property of: HoldingAssessment OP
type: FunctionalProperty
domain: HoldingAssessment
range: ValVerticalDistanceType
comment: Minimum altitude allowed for all aircraft categories at all defined speeds.

HoldingAssessment-speedLimit
type: ObjectProperty
sub property of: HoldingAssessment OP
type: FunctionalProperty
domain: HoldingAssessment
range: ValSpeedType
comment: Restricted speed for containment in a smaller pattern.

HoldingAssessment-upperLimit
type: ObjectProperty
sub property of: HoldingAssessment OP
type: FunctionalProperty
domain: HoldingAssessment
range: ValVerticalDistanceType
comment: Max altitude allowed for all aircraft categories at all defined speeds.

HoldingProcedure-lowerLimit
type: ObjectProperty
sub property of: HoldingProcedure OP
type: FunctionalProperty
domain: HoldingProcedure
range: ValVerticalDistanceType
comment: The minimum vertical distance, measured from a specified reference, allowed for all aircraft categories, at all defined speeds, operating in a holding procedure.

HoldingProcedure-outboundCourseType
type: ObjectProperty
sub property of: HoldingProcedure OP
type: FunctionalProperty
domain: HoldingProcedure
range: CodeCourseType
comment: The type of outbound course to be observed.

HoldingProcedure-outboundLegEndDistance
type: ObjectProperty
sub property of: HoldingProcedure OP
type: FunctionalProperty
domain: HoldingProcedure
range: ValDistanceType
comment: The length of the holding pattern outbound leg.

HoldingProcedure-speedLimit
type: ObjectProperty
sub property of: HoldingProcedure OP
type: FunctionalProperty
domain: HoldingProcedure
range: ValSpeedType
comment: Restricted speed for containment in a smaller pattern during holding operations.

HoldingProcedure-turnDirection
type: ObjectProperty
sub property of: HoldingProcedure OP
type: FunctionalProperty
domain: HoldingProcedure
range: CodeDirectionTurnType
comment: An indicator of the turn direction in an aerial manoeuvre performed by aircraft during holding operations.

HoldingProcedure-type
type: ObjectProperty
sub property of: HoldingProcedure OP
type: FunctionalProperty
domain: HoldingProcedure
range: CodeHoldingUsageType
comment: An indicator of the type of holding procedure.

HoldingProcedure-upperLimit
type: ObjectProperty
sub property of: HoldingProcedure OP
type: FunctionalProperty
domain: HoldingProcedure
range: ValVerticalDistanceType
comment: The maximum vertical distance, measured from a specified reference, allowed for all aircraft categories, at all defined speeds, operating in a holding procedure.

HoldingUse-holdingUse
type: ObjectProperty
sub property of: HoldingUse OP
type: FunctionalProperty
domain: HoldingUse
range: CodeHoldingUseType
comment: Indication of how the holding is used on the approach segment.

HoldingUse-instructedAltitude
type: ObjectProperty
sub property of: HoldingUse OP
type: FunctionalProperty
domain: HoldingUse
range: ValVerticalDistanceType
comment: An altitude referenced in the holding use instructions.

HorizontalVisibility-minimumVisibility
type: ObjectProperty
sub property of: HorizontalVisibility OP
type: FunctionalProperty
domain: HorizontalVisibility
range: ValDistanceType
comment: Visibility for aeronautical purposes is the greater of:

HorizontalVisibility-minimumVisibilityDirection
type: ObjectProperty
sub property of: HorizontalVisibility OP
type: FunctionalProperty
domain: HorizontalVisibility
range: CodeCompassPointType
comment: The direction of the minimum visibility relative to the reporting station.

HorizontalVisibility-prevailingVisibility
type: ObjectProperty
sub property of: HorizontalVisibility OP
type: FunctionalProperty
domain: HorizontalVisibility
range: ValDistanceType
comment: The greatest visibility value, observed in accordance with the definition of "visibility", which is reached within at least half the horizon circle or within at least half of the surface of the aerodrome. These areas could comprise contiguous or non-contiguous sectors.

ILSGlidepath-frequency
type: ObjectProperty
sub property of: ILSGlidepath OP
type: FunctionalProperty
domain: ILSGlidepath
range: ValFrequencyType
comment: The frequency value of the glide path indicator.

ILSGlidepath-referenceDatumHeight
type: ObjectProperty
sub property of: ILSGlidepath OP
type: FunctionalProperty
domain: ILSGlidepath
range: ValVerticalDistanceType
comment: The value of the ILS reference datum height.

ILSGlidepath-referenceDatumHeightAccuracy
type: ObjectProperty
sub property of: ILSGlidepath OP
type: FunctionalProperty
domain: ILSGlidepath
range: ValVerticalDistanceType
comment: Accuracy of the value of the ILS reference datum height.

InBlock-time
type: ObjectProperty
sub property of: InBlock OP
type: FunctionalProperty
domain: InBlock
range: DateTimeWithPlanningType
comment: The time that an aircraft arrives in-blocks.

InformationService-type
type: ObjectProperty
sub property of: InformationService OP
type: FunctionalProperty
domain: InformationService
range: CodeServiceInformationType
comment: The type of information service provided.

InstrumentApproachProcedure-additionalEquipment
type: ObjectProperty
sub property of: InstrumentApproachProcedure OP
type: FunctionalProperty
domain: InstrumentApproachProcedure
range: CodeApproachEquipmentAdditionalType
comment: Additional equipment needed to fly the procedure.

InstrumentApproachProcedure-approachPrefix
type: ObjectProperty
sub property of: InstrumentApproachProcedure OP
type: FunctionalProperty
domain: InstrumentApproachProcedure
range: CodeApproachPrefixType
comment: Prefix used in support of current naming conventions.

InstrumentApproachProcedure-approachType
type: ObjectProperty
sub property of: InstrumentApproachProcedure OP
type: FunctionalProperty
domain: InstrumentApproachProcedure
range: CodeApproachType
comment: The type of instrument approach procedure.

InstrumentApproachProcedure-circlingIdentification
type: ObjectProperty
sub property of: InstrumentApproachProcedure OP
type: FunctionalProperty
domain: InstrumentApproachProcedure
range: CodeUpperAlphaType
comment: A suffix letter for circling only procedures.

InstrumentApproachProcedure-multipleIdentification
type: ObjectProperty
sub property of: InstrumentApproachProcedure OP
type: FunctionalProperty
domain: InstrumentApproachProcedure
range: CodeUpperAlphaType
comment: One character code for multiple approaches of the same approach type.

InstrumentLandingSystem-courseQuality
type: ObjectProperty
sub property of: InstrumentLandingSystem OP
type: FunctionalProperty
domain: InstrumentLandingSystem
range: CodeCourseQualityILSType
comment: An indication of the signal quality of the ILS course structure based on the location the precision signal is usable to.

InstrumentLandingSystem-frequency
type: ObjectProperty
sub property of: InstrumentLandingSystem OP
type: FunctionalProperty
domain: InstrumentLandingSystem
range: ValFrequencyType
comment: The frequency of the ILS system.

InstrumentLandingSystem-integrityLevel
type: ObjectProperty
sub property of: InstrumentLandingSystem OP
type: FunctionalProperty
domain: InstrumentLandingSystem
range: CodeIntegrityLevelILSType
comment: The quality which relates to the trust which can be placed in the correctness of the information supplied by the ILS facility.

InstrumentLandingSystem-signalPerformance
type: ObjectProperty
sub property of: InstrumentLandingSystem OP
type: FunctionalProperty
domain: InstrumentLandingSystem
range: CodeSignalPerformanceType
comment: The signal performance level indicating the precision of the ILS system.

LTOEmissionsIndex-concentration
type: ObjectProperty
sub property of: LTOEmissionsIndex OP
type: FunctionalProperty
domain: LTOEmissionsIndex
range: ValConcentrationType
comment: The concentration of the emitted substance. Is expressed in microgram per cubic metre or gram per kilogram.

LTOEmissionsIndex-emissionSubstance
type: ObjectProperty
sub property of: LTOEmissionsIndex OP
type: FunctionalProperty
domain: LTOEmissionsIndex
range: CodeGasType
comment: The kind of emitted substance (i.e. gas)

LTOEmissionsIndex-ltoPhase
type: ObjectProperty
sub property of: LTOEmissionsIndex OP
type: FunctionalProperty
domain: LTOEmissionsIndex
range: CodeEngineOperationModeType
comment: An engine mode included in the LTO cycle.

LTOFuelFlowIndex-ltoPhase
type: ObjectProperty
sub property of: LTOFuelFlowIndex OP
type: FunctionalProperty
domain: LTOFuelFlowIndex
range: CodeEngineOperationModeType
comment: An engine mode included in the LTO cycle.

LandAndHoldShortOperationsMarking-holdingSide
type: ObjectProperty
sub property of: LandAndHoldShortOperationsMarking OP
type: FunctionalProperty
domain: LandAndHoldShortOperationsMarking
range: CodeHoldingSideType
comment: Relative location of the holding side of a holding position, from startpoint to endpoint of line

LandAndHoldShortOperationsMarking-lahsoType
type: ObjectProperty
sub property of: LandAndHoldShortOperationsMarking OP
type: FunctionalProperty
domain: LandAndHoldShortOperationsMarking
range: CodeLAHSOMarkingType
comment: The type of location being protected by the feature instance

Landing-time
type: ObjectProperty
sub property of: Landing OP
type: FunctionalProperty
domain: Landing
range: DateTimeWithPlanningType
comment: Time at which an aircraft touches down.

LandingSequencing-arrivalSequencingStatus
type: ObjectProperty
sub property of: LandingSequencing OP
type: FunctionalProperty
domain: LandingSequencing
range: CodeAMANStatusType
comment: The current status of the aircraft in the arrival management process.

LightActivation-activation
type: ObjectProperty
sub property of: LightActivation OP
type: FunctionalProperty
domain: LightActivation
range: CodeLightSystemActivationType
comment: The status of an airborne controlled lighting system when activated as the result of the number of clicks.

LightActivation-intensityLevel
type: ObjectProperty
sub property of: LightActivation OP
type: FunctionalProperty
domain: LightActivation
range: CodeLightIntensityType
comment: The intensity step of the airborne controlled lighting system activated by the pilot, depending on the number of clicks.

LightElement-colour
type: ObjectProperty
sub property of: LightElement OP
type: FunctionalProperty
domain: LightElement
range: CodeColourType
comment: An indication of the colour of the lights in a light element group.

LightElement-intensity
type: ObjectProperty
sub property of: LightElement OP
type: FunctionalProperty
domain: LightElement
range: ValLightIntensityType
comment: The intensity of the lights in a light element group.

LightElement-intensityLevel
type: ObjectProperty
sub property of: LightElement OP
type: FunctionalProperty
domain: LightElement
range: CodeLightIntensityType
comment: The relative intensity of the lights in a light element group.

LightElement-lightBulbType
type: ObjectProperty
sub property of: LightElement OP
type: FunctionalProperty
domain: LightElement
range: CodeLightBulbType
comment: The source type of the light.

LightElement-position
type: ObjectProperty
sub property of: LightElement OP
type: FunctionalProperty
domain: LightElement
range: ThreeDimensionalPointType
comment: The position of the light element.

LightElement-type
type: ObjectProperty
sub property of: LightElement OP
type: FunctionalProperty
domain: LightElement
range: CodeLightSourceType
comment: The type of light source.

LightStatus-status
type: ObjectProperty
sub property of: LightStatus OP
type: FunctionalProperty
domain: LightStatus
range: CodeStatusOperationsType
comment: The operational status of the light element.

Localizer-backCourseUsable
type: ObjectProperty
sub property of: Localizer OP
type: FunctionalProperty
domain: Localizer
range: CodeILSBackCourseType
comment: A code indicating the usability of the localizer signal in the back course sector.

Localizer-frequency
type: ObjectProperty
sub property of: Localizer OP
type: FunctionalProperty
domain: Localizer
range: ValFrequencyType
comment: The frequency of the localizer.

MCDMCoordination-coordinationLevel
type: ObjectProperty
sub property of: MCDMCoordination OP
type: FunctionalProperty
domain: MCDMCoordination
range: CodeMCDMCoordinationLevelType
comment: The level at which the coordination is being done.

MCDMCoordination-coordinationStatus
type: ObjectProperty
sub property of: MCDMCoordination OP
type: FunctionalProperty
domain: MCDMCoordination
range: CodeMCDMCoordinationStatusType
comment: The status of the MCDM coordination.

MCDMCoordinationActor-actorRole
type: ObjectProperty
sub property of: MCDMCoordinationActor OP
type: FunctionalProperty
domain: MCDMCoordinationActor
range: CodeMCDMCoordinationActorRoleType
comment: Role of the actor within the MCDM coordination.

MCDMCoordinationActor-approvalStatus
type: ObjectProperty
sub property of: MCDMCoordinationActor OP
type: FunctionalProperty
domain: MCDMCoordinationActor
range: CodeMCDMCoordinationApprovalStatusType
comment: Approval status of the actor within the coordination.

MCDMCoordinationUserCategoryInvolvement-coordinationLevel
type: ObjectProperty
sub property of: MCDMCoordinationUserCategoryInvolvement OP
type: FunctionalProperty
domain: MCDMCoordinationUserCategoryInvolvement
range: CodeMCDMCoordinationLevelType
comment: The coordination level.

MCDMCoordinationUserCategoryInvolvement-role
type: ObjectProperty
sub property of: MCDMCoordinationUserCategoryInvolvement OP
type: FunctionalProperty
domain: MCDMCoordinationUserCategoryInvolvement
range: CodeMCDMCoordinationActorRoleType
comment: Role of the user category within the coordination.

MCDMCoordinationUserCategoryInvolvement-userCategory
type: ObjectProperty
sub property of: MCDMCoordinationUserCategoryInvolvement OP
type: FunctionalProperty
domain: MCDMCoordinationUserCategoryInvolvement
range: CodeUnitType
comment: The type of organisation involved in the MCDM coordination.

MLSAzimuth-channel
type: ObjectProperty
sub property of: MLSAzimuth OP
type: FunctionalProperty
domain: MLSAzimuth
range: CodeMLSChannelType
comment: A code indicating the channel on which the Microwave Landing System is operating.

MLSAzimuth-type
type: ObjectProperty
sub property of: MLSAzimuth OP
type: FunctionalProperty
domain: MLSAzimuth
range: CodeMLSAzimuthType
comment: A code indicating if it is 'normal' or 'back' azimuth equipment.

ManoeuvringAreaAvailability-operationalStatus
type: ObjectProperty
sub property of: ManoeuvringAreaAvailability OP
type: FunctionalProperty
domain: ManoeuvringAreaAvailability
range: CodeStatusAirportType
comment: An indicator of the availability of the facility for specific flight operations.

ManoeuvringAreaAvailability-warning
type: ObjectProperty
sub property of: ManoeuvringAreaAvailability OP
type: FunctionalProperty
domain: ManoeuvringAreaAvailability
range: CodeAirportWarningType
comment: A reason for caution when operating at the facility.

ManoeuvringAreaUsage-operation
type: ObjectProperty
sub property of: ManoeuvringAreaUsage OP
type: FunctionalProperty
domain: ManoeuvringAreaUsage
range: CodeOperationManoeuvringAreaType
comment: The type of activity for which an area under air traffic control is specified.

ManufacturerConfiguration-maximumTakeOffWeight
type: ObjectProperty
sub property of: ManufacturerConfiguration OP
type: FunctionalProperty
domain: ManufacturerConfiguration
range: ValMassType
comment: The maximum weight at which the aircraft is certified for take-off due to structural or other limits.

ManufacturerConfiguration-numberOfEngines
type: ObjectProperty
sub property of: ManufacturerConfiguration OP
type: FunctionalProperty
domain: ManufacturerConfiguration
range: CodeAircraftEngineNumberType
comment: An indication for the number of engines of an aircraft.

MarkerBeacon-class
type: ObjectProperty
sub property of: MarkerBeacon OP
type: FunctionalProperty
domain: MarkerBeacon
range: CodeMarkerBeaconSignalType
comment: A code indicating the class of the radio marker.

MarkerBeacon-frequency
type: ObjectProperty
sub property of: MarkerBeacon OP
type: FunctionalProperty
domain: MarkerBeacon
range: ValFrequencyType
comment: The value of the radio emission frequency.

Marking-condition
type: ObjectProperty
sub property of: Marking OP
type: FunctionalProperty
domain: Marking
range: CodeMarkingConditionType
comment: The quality of aerodrome protection area surface marking such as good, fair, poor and other.

MarkingBuoy-colour
type: ObjectProperty
sub property of: MarkingBuoy OP
type: FunctionalProperty
domain: MarkingBuoy
range: CodeColourType
comment: Colour of the marking buoy at a seaplane landing area.

MarkingBuoy-type
type: ObjectProperty
sub property of: MarkingBuoy OP
type: FunctionalProperty
domain: MarkingBuoy
range: CodeBuoyType
comment: The type of the marking buoy at a seaplane landing area.

MarkingElement-colour
type: ObjectProperty
sub property of: MarkingElement OP
type: FunctionalProperty
domain: MarkingElement
range: CodeColourType
comment: The colour of the marking element on an aerodrome surface.

MarkingElement-style
type: ObjectProperty
sub property of: MarkingElement OP
type: FunctionalProperty
domain: MarkingElement
range: CodeMarkingStyleType
comment: The style of the marking element line, such as continuous, dotted, etc. on an aerodrome surface.

MatterEmission-emittedAmount
type: ObjectProperty
sub property of: MatterEmission OP
type: FunctionalProperty
domain: MatterEmission
range: ValMassType
comment: The amount of emitted substance.

MatterEmission-emittedGasType
type: ObjectProperty
sub property of: MatterEmission OP
type: FunctionalProperty
domain: MatterEmission
range: CodeGasType
comment: The type of emitted gas.

MatterEmission-emittedParticularMatterType
type: ObjectProperty
sub property of: MatterEmission OP
type: FunctionalProperty
domain: MatterEmission
range: CodeParticularMatterType
comment: The type of emitted particle pollutant.

MicrowaveLandingSystem-frequency
type: ObjectProperty
sub property of: MicrowaveLandingSystem OP
type: FunctionalProperty
domain: MicrowaveLandingSystem
range: ValFrequencyType
comment: The frequency of the MLS system.

MicrowaveLandingSystem-signalPerformance
type: ObjectProperty
sub property of: MicrowaveLandingSystem OP
type: FunctionalProperty
domain: MicrowaveLandingSystem
range: CodeSignalPerformanceType
comment: The signal performance level indicating the precision of the MLS system.

MilitaryFlightActivity-militaryActivity
type: ObjectProperty
sub property of: MilitaryFlightActivity OP
type: FunctionalProperty
domain: MilitaryFlightActivity
range: CodeMilitaryActivityType
comment: The type of military flight activity, with a national specificity.

Minima-altitude
type: ObjectProperty
sub property of: Minima OP
type: FunctionalProperty
domain: Minima
range: ValVerticalDistanceType
comment: The lowest altitude an aircraft flies before making a decision to land or abort and take the missed approach.

Minima-altitudeCode
type: ObjectProperty
sub property of: Minima OP
type: FunctionalProperty
domain: Minima
range: CodeMinimumAltitudeType
comment: An indication of the meaning of the altitude value.

Minima-height
type: ObjectProperty
sub property of: Minima OP
type: FunctionalProperty
domain: Minima
range: ValVerticalDistanceType
comment: The height value for the minimum

Minima-heightCode
type: ObjectProperty
sub property of: Minima OP
type: FunctionalProperty
domain: Minima
range: CodeMinimumHeightType
comment: An indication of the meaning of the height value, such as obstacle clearance height or decision height.

Minima-militaryHeight
type: ObjectProperty
sub property of: Minima OP
type: FunctionalProperty
domain: Minima
range: ValVerticalDistanceType
comment: The height value for the minimum used by militaries.

Minima-militaryVisibility
type: ObjectProperty
sub property of: Minima OP
type: FunctionalProperty
domain: Minima
range: ValDistanceType
comment: The visibility value applicable to the military height.

Minima-radioHeight
type: ObjectProperty
sub property of: Minima OP
type: FunctionalProperty
domain: Minima
range: ValVerticalDistanceType
comment: The height reported by a radio altimeter.

Minima-visibility
type: ObjectProperty
sub property of: Minima OP
type: FunctionalProperty
domain: Minima
range: ValDistanceType
comment: The minimum visibility needed to land at the airport when using the specified altitude and/or height.

MissedApproachLeg-heightAfterMissedApproachPoint
type: ObjectProperty
sub property of: MissedApproachLeg OP
type: FunctionalProperty
domain: MissedApproachLeg
range: ValVerticalDistanceType
comment: Elevation of the missed approach surface at the missed approach point.

MissedApproachLeg-type
type: ObjectProperty
sub property of: MissedApproachLeg OP
type: FunctionalProperty
domain: MissedApproachLeg
range: CodeMissedApproachType
comment: The types of missed approach.

MissedApproachProcedure-alternateClimbAltitude
type: ObjectProperty
sub property of: MissedApproachProcedure OP
type: FunctionalProperty
domain: MissedApproachProcedure
range: ValVerticalDistanceType
comment: The altitude for the alternate climb instruction.

Mission-airToAirEngagementType
type: ObjectProperty
sub property of: Mission OP
type: FunctionalProperty
domain: Mission
range: CodeAirToAirEngagementType
comment: Indicates the type of air-to-air engagement between the formations participating in the activity.

MovementDescription-speed
type: ObjectProperty
sub property of: MovementDescription OP
type: FunctionalProperty
domain: MovementDescription
range: ValSpeedType
comment: Speed of the movement of the meteorological phenomenon.

NDB-class
type: ObjectProperty
sub property of: NDB OP
type: FunctionalProperty
domain: NDB
range: CodeNDBUsageType
comment: The class of the NDB.

NDB-emissionBand
type: ObjectProperty
sub property of: NDB OP
type: FunctionalProperty
domain: NDB
range: CodeEmissionBandType
comment: The emission band for the NDB.

NDB-frequency
type: ObjectProperty
sub property of: NDB OP
type: FunctionalProperty
domain: NDB
range: ValFrequencyType
comment: The frequency of the NDB emission.

NavaidComponent-markerPosition
type: ObjectProperty
sub property of: NavaidComponent OP
type: FunctionalProperty
domain: NavaidComponent
range: CodePositionInILSType
comment: A code indicating the position, in a navaid landing system, of the markers situated on the centreline of a runway.

NavaidEquipmentDistance-distance
type: ObjectProperty
sub property of: NavaidEquipmentDistance OP
type: FunctionalProperty
domain: NavaidEquipmentDistance
range: ValDistanceType
comment: The measured or calculated distance between a runway centreline point and a radio navigation aid.

NavaidEquipmentDistance-distanceAccuracy
type: ObjectProperty
sub property of: NavaidEquipmentDistance OP
type: FunctionalProperty
domain: NavaidEquipmentDistance
range: ValDistanceType
comment: The accuracy of the distance between a runway's centreline point and a specified radio navigation aid.

NavaidOperationalStatus-operationalStatus
type: ObjectProperty
sub property of: NavaidOperationalStatus OP
type: FunctionalProperty
domain: NavaidOperationalStatus
range: CodeStatusNavaidType
comment: The operational status of the radio navigation aid.

NavaidOperationalStatus-signalType
type: ObjectProperty
sub property of: NavaidOperationalStatus OP
type: FunctionalProperty
domain: NavaidOperationalStatus
range: CodeRadioSignalType
comment: The type of signal that is affected by the operational status.

NavigationArea-minimumCeiling
type: ObjectProperty
sub property of: NavigationArea OP
type: FunctionalProperty
domain: NavigationArea
range: ValVerticalDistanceType
comment: The minimum cloud base needed when using the departure navigation area.

NavigationArea-minimumVisibility
type: ObjectProperty
sub property of: NavigationArea OP
type: FunctionalProperty
domain: NavigationArea
range: ValDistanceType
comment: The minimum visibility needed when using the departure navigation area.

NavigationArea-navigationAreaType
type: ObjectProperty
sub property of: NavigationArea OP
type: FunctionalProperty
domain: NavigationArea
range: CodeNavigationAreaType
comment: The type of navigation area that is defined.

NavigationAreaRestriction-type
type: ObjectProperty
sub property of: NavigationAreaRestriction OP
type: FunctionalProperty
domain: NavigationAreaRestriction
range: CodeNavigationAreaRestrictionType
comment: The type of restriction area.

NitrogenSupply-type
type: ObjectProperty
sub property of: NitrogenSupply OP
type: FunctionalProperty
domain: NitrogenSupply
range: CodeNitrogenSupplyType
comment: The type of nitrogen supplies for aviation usage.

Obscuration-type
type: ObjectProperty
sub property of: Obscuration OP
type: FunctionalProperty
domain: Obscuration
range: CodeObscurationType
comment: Type of hydrometeor.

ObstacleArea-obstructionIdentificationSurfaceCondition
type: ObjectProperty
sub property of: ObstacleArea OP
type: FunctionalProperty
domain: ObstacleArea
range: CodeObstacleAssessmentSurfaceType
comment: An indicator of the type of obstacle assessment surface that obstructing area represents.

ObstacleArea-type
type: ObjectProperty
sub property of: ObstacleArea OP
type: FunctionalProperty
domain: ObstacleArea
range: CodeObstacleAreaType
comment: The type of obstacle coverage area.

ObstacleAssessmentArea-assessedAltitude
type: ObjectProperty
sub property of: ObstacleAssessmentArea OP
type: FunctionalProperty
domain: ObstacleAssessmentArea
range: ValVerticalDistanceType
comment: Highest of the minimum altitudes in controlling obstacles plus the altitude adjustments (operational factors).

ObstacleAssessmentArea-slopeLowerAltitude
type: ObjectProperty
sub property of: ObstacleAssessmentArea OP
type: FunctionalProperty
domain: ObstacleAssessmentArea
range: ValVerticalDistanceType
comment: The altitude at the bottom of the assessment area.

ObstacleAssessmentArea-surfaceZone
type: ObjectProperty
sub property of: ObstacleAssessmentArea OP
type: FunctionalProperty
domain: ObstacleAssessmentArea
range: CodeObstructionIdSurfaceZoneType
comment: A description of the zones within obstruction identification surfaces (OIS).

ObstacleAssessmentArea-type
type: ObjectProperty
sub property of: ObstacleAssessmentArea OP
type: FunctionalProperty
domain: ObstacleAssessmentArea
range: CodeObstacleAssessmentSurfaceType
comment: The type of area being assessed.

ObstaclePlacement-obstacleDistance
type: ObjectProperty
sub property of: ObstaclePlacement OP
type: FunctionalProperty
domain: ObstaclePlacement
range: ValDistanceType
comment: The distance from a given point to the obstruction.

ObstaclePlacement-obstaclePlacement
type: ObjectProperty
sub property of: ObstaclePlacement OP
type: FunctionalProperty
domain: ObstaclePlacement
range: CodeRelativePositionType
comment: The obstacle position relative to the centreline.

Obstruction-minimumAltitude
type: ObjectProperty
sub property of: Obstruction OP
type: FunctionalProperty
domain: Obstruction
range: ValVerticalDistanceType
comment: The value of the minimum obstacle clearance altitude.

Obstruction-requiredClearance
type: ObjectProperty
sub property of: Obstruction OP
type: FunctionalProperty
domain: Obstruction
range: ValDistanceType
comment: Required altitude adjustment above any obstacle or terrain within a defined safety buffer region.

OceanicClearance-clearanceStatus
type: ObjectProperty
sub property of: OceanicClearance OP
type: FunctionalProperty
domain: OceanicClearance
range: CodeOceanicClearanceStatusType
comment: The status of the clearance.

OceanicClearance-speed
type: ObjectProperty
sub property of: OceanicClearance OP
type: FunctionalProperty
domain: OceanicClearance
range: ValSpeedType
comment: The cleared entry cruising speed of the aircraft in the Oceanic area.

OffBlock-time
type: ObjectProperty
sub property of: OffBlock OP
type: FunctionalProperty
domain: OffBlock
range: DateTimeWithPlanningType
comment: Time at which the aircraft departs from its parking position.

OffBlockReady-time
type: ObjectProperty
sub property of: OffBlockReady OP
type: FunctionalProperty
domain: OffBlockReady
range: DateTimeWithPlanningType
comment: Time at which the aircraft is ready for Off-Block.

Offset-distance
type: ObjectProperty
sub property of: Offset OP
type: FunctionalProperty
domain: Offset
range: ValDistanceType
comment: The distance for the offset.

Offset-side
type: ObjectProperty
sub property of: Offset OP
type: FunctionalProperty
domain: Offset
range: CodeRelativePositionType
comment: The side of the original route to which the aircraft is instructed to fly offset.

Oil-category
type: ObjectProperty
sub property of: Oil OP
type: FunctionalProperty
domain: Oil
range: CodeOilType
comment: A code indicating a category of oil used in aircraft.

OnlineContact-network
type: ObjectProperty
sub property of: OnlineContact OP
type: FunctionalProperty
domain: OnlineContact
range: CodeTelecomNetworkType
comment: The official name of the telecommunication network on which a contact's online resource is located.

Organisation-military
type: ObjectProperty
sub property of: Organisation OP
type: FunctionalProperty
domain: Organisation
range: CodeMilitaryOperationsType
comment: An indicator of the type of operations under the authority of the organisation.

Organisation-type
type: ObjectProperty
sub property of: Organisation OP
type: FunctionalProperty
domain: Organisation
range: CodeOrganisationType
comment: An indicator of the nature of an authority in terms of its status or business role in air traffic management.

OrganisationAssociation-type
type: ObjectProperty
sub property of: OrganisationAssociation OP
type: FunctionalProperty
domain: OrganisationAssociation
range: CodeOrganisationHierarchyType
comment: The kind of association between two organisations.

OverPoint-assignedFlightLevel
type: ObjectProperty
sub property of: OverPoint OP
type: FunctionalProperty
domain: OverPoint
range: ValAltitudeWithBoundaryType
comment: Altitude that the flight is requested to respect when flying over the point.

OverPoint-assignedSpeed
type: ObjectProperty
sub property of: OverPoint OP
type: FunctionalProperty
domain: OverPoint
range: ValSpeedWithBoundaryType
comment: Speed that the flight is requested to respect when flying over the point.

OverPoint-delay
type: ObjectProperty
sub property of: OverPoint OP
type: FunctionalProperty
domain: OverPoint
range: DurationWithPlanningType
comment: The delay at the arrival point.

OverPoint-time
type: ObjectProperty
sub property of: OverPoint OP
type: FunctionalProperty
domain: OverPoint
range: DateTimeWithPlanningType
comment: The time at which the fly over point event occurs.

OxygenSupply-type
type: ObjectProperty
sub property of: OxygenSupply OP
type: FunctionalProperty
domain: OxygenSupply
range: CodeOxygenSupplyType
comment: The type of oxygen supplies for aviation usage.

PassengerLoadingBridge-type
type: ObjectProperty
sub property of: PassengerLoadingBridge OP
type: FunctionalProperty
domain: PassengerLoadingBridge
range: CodeLoadingBridgeType
comment: Type of bridge used by passengers and crew to board and deplane an aircraft.

PassengerService-type
type: ObjectProperty
sub property of: PassengerService OP
type: FunctionalProperty
domain: PassengerService
range: CodePassengerServiceType
comment: A code indicating the type of passenger facility/service available.

PhaseFuelEfficiency-amountOfFuelBurn
type: ObjectProperty
sub property of: PhaseFuelEfficiency OP
type: FunctionalProperty
domain: PhaseFuelEfficiency
range: ValMassType
comment: Amount of fuel burn in phase within specific timeframe.

PhaseFuelEfficiency-averageFuelBurn
type: ObjectProperty
sub property of: PhaseFuelEfficiency OP
type: FunctionalProperty
domain: PhaseFuelEfficiency
range: ValMassType
comment: The average fuel burn per flight for the phase within a specific timeframe. Is derived from the number of movements and amount of fuel burn for the phase within the specific time frame.

PhaseFuelEfficiency-baselineAverageFuelBurn
type: ObjectProperty
sub property of: PhaseFuelEfficiency OP
type: FunctionalProperty
domain: PhaseFuelEfficiency
range: ValMassType
comment: The baseline average fuel burn for the phase within the time frame.

PhaseFuelEfficiency-phase
type: ObjectProperty
sub property of: PhaseFuelEfficiency OP
type: FunctionalProperty
domain: PhaseFuelEfficiency
range: CodeFlightPhaseType
comment: The phase of flight.

PilotControlledLighting-radioFrequency
type: ObjectProperty
sub property of: PilotControlledLighting OP
type: FunctionalProperty
domain: PilotControlledLighting
range: ValFrequencyType
comment: The radio frequency to be used by the pilot for the activation of the system.

PilotControlledLighting-standByIntensity
type: ObjectProperty
sub property of: PilotControlledLighting OP
type: FunctionalProperty
domain: PilotControlledLighting
range: CodeIntensityStandByType
comment: The intensity step/level of the lighting system when not in use.

PilotControlledLighting-type
type: ObjectProperty
sub property of: PilotControlledLighting OP
type: FunctionalProperty
domain: PilotControlledLighting
range: CodePilotControlledLightingType
comment: Type of pilot controlled lighting service.

PointReference-fixToleranceArea
type: ObjectProperty
sub property of: PointReference OP
type: FunctionalProperty
domain: PointReference
range: TwoDimensionalSurfaceType
comment: The area determined by the system use accuracy of the navigation aid(s) on which the fix is based, and the distance from the facility.

PointReference-postFixTolerance
type: ObjectProperty
sub property of: PointReference OP
type: FunctionalProperty
domain: PointReference
range: ValDistanceType
comment: The error distance from the fix to the latest point where the fix may be received along the flight course.

PointReference-priorFixTolerance
type: ObjectProperty
sub property of: PointReference OP
type: FunctionalProperty
domain: PointReference
range: ValDistanceType
comment: The error distance from the fix to the earliest point where the fix may be received along the flight course.

PointReference-role
type: ObjectProperty
sub property of: PointReference OP
type: FunctionalProperty
domain: PointReference
range: CodeReferenceRoleType
comment: The role of the defined point reference.

PositionMarking-positionMarkingType
type: ObjectProperty
sub property of: PositionMarking OP
type: FunctionalProperty
domain: PositionMarking
range: CodePositionMarkingType
comment: Type of the Position Marking.

Precipitation-type
type: ObjectProperty
sub property of: Precipitation OP
type: FunctionalProperty
domain: Precipitation
range: CodePrecipitationType
comment: Description of the precipitation characteristics using a classification.

PrecisionApproachRadar-precisionApproachRadarType
type: ObjectProperty
sub property of: PrecisionApproachRadar OP
type: FunctionalProperty
domain: PrecisionApproachRadar
range: CodePARType
comment: The type of precision approach radar.

Procedure-codingStandard
type: ObjectProperty
sub property of: Procedure OP
type: FunctionalProperty
domain: Procedure
range: CodeProcedureCodingStandardType
comment: The set of rules followed when encoding the procedure legs.

Procedure-designCriteria
type: ObjectProperty
sub property of: Procedure OP
type: FunctionalProperty
domain: Procedure
range: CodeDesignStandardType
comment: Rules used in the design of the procedure.

ProcedureAvailability-status
type: ObjectProperty
sub property of: ProcedureAvailability OP
type: FunctionalProperty
domain: ProcedureAvailability
range: CodeProcedureAvailabilityType
comment: Indication of the status of the procedure for flight planning/operations.

ProcedureTransition-type
type: ObjectProperty
sub property of: ProcedureTransition OP
type: FunctionalProperty
domain: ProcedureTransition
range: CodeProcedurePhaseType
comment: The type of procedure transition.

Qualification-qualificationType
type: ObjectProperty
sub property of: Qualification OP
type: FunctionalProperty
domain: Qualification
range: CodeFlightCrewQualificationType
comment: The type of qualification.

RadarEquipment-range
type: ObjectProperty
sub property of: RadarEquipment OP
type: FunctionalProperty
domain: RadarEquipment
range: ValDistanceType
comment: The applicable range of the equipment to detect aircraft.

RadarEquipment-rangeAccuracy
type: ObjectProperty
sub property of: RadarEquipment OP
type: FunctionalProperty
domain: RadarEquipment
range: ValDistanceType
comment: Accuracy of the applicable range of the equipment to detect aircraft.

RadarEquipment-standbyPower
type: ObjectProperty
sub property of: RadarEquipment OP
type: FunctionalProperty
domain: RadarEquipment
range: CodeStandbyPowerType
comment: A description of how the component is powered if the primary power fails.

RadarSystem-type
type: ObjectProperty
sub property of: RadarSystem OP
type: FunctionalProperty
domain: RadarSystem
range: CodeRadarServiceType
comment: The type of service for the radar system.

RadioCommunicationChannel-emissionType
type: ObjectProperty
sub property of: RadioCommunicationChannel OP
type: FunctionalProperty
domain: RadioCommunicationChannel
range: CodeRadioEmissionType
comment: A code indicating the type of emission, as defined at the 1979 ITU World Administrative Radio Conference.

RadioCommunicationChannel-frequencyReception
type: ObjectProperty
sub property of: RadioCommunicationChannel OP
type: FunctionalProperty
domain: RadioCommunicationChannel
range: ValFrequencyType
comment: The value of the reception frequency.

RadioCommunicationChannel-frequencyTransmission
type: ObjectProperty
sub property of: RadioCommunicationChannel OP
type: FunctionalProperty
domain: RadioCommunicationChannel
range: ValFrequencyType
comment: The value of the transmission frequency.

RadioCommunicationChannel-mode
type: ObjectProperty
sub property of: RadioCommunicationChannel OP
type: FunctionalProperty
domain: RadioCommunicationChannel
range: CodeCommunicationModeType
comment: The type of communication channel.

RadioCommunicationChannel-rank
type: ObjectProperty
sub property of: RadioCommunicationChannel OP
type: FunctionalProperty
domain: RadioCommunicationChannel
range: CodeFacilityRankingType
comment: A code indicating the role of the communication channel.

RadioCommunicationChannel-trafficDirection
type: ObjectProperty
sub property of: RadioCommunicationChannel OP
type: FunctionalProperty
domain: RadioCommunicationChannel
range: CodeCommunicationDirectionType
comment: Indication of the eventual directionality of the communication channel.

RadioCommunicationOperationalStatus-operationalStatus
type: ObjectProperty
sub property of: RadioCommunicationOperationalStatus OP
type: FunctionalProperty
domain: RadioCommunicationOperationalStatus
range: CodeStatusServiceType
comment: The operational capability of the radio communication channel.

RadioFrequencyArea-signalType
type: ObjectProperty
sub property of: RadioFrequencyArea OP
type: FunctionalProperty
domain: RadioFrequencyArea
range: CodeRadioSignalType
comment: The type of signal that is affected by the usage limitation.

RadioFrequencyArea-type
type: ObjectProperty
sub property of: RadioFrequencyArea OP
type: FunctionalProperty
domain: RadioFrequencyArea
range: CodeRadioFrequencyAreaType
comment: A code indicating the type of radio navigation aid limitation.

RadioNavigationAid-emissionClass
type: ObjectProperty
sub property of: RadioNavigationAid OP
type: FunctionalProperty
domain: RadioNavigationAid
range: CodeRadioEmissionType
comment: A code indicating the type of emission, as defined at the 1979 ITU World Administrative Radio Conference.

RadioNavigationService-purpose
type: ObjectProperty
sub property of: RadioNavigationService OP
type: FunctionalProperty
domain: RadioNavigationService
range: CodeNavaidPurposeType
comment: Indication of the intended usage of the radio navigation service.

RadioNavigationService-type
type: ObjectProperty
sub property of: RadioNavigationService OP
type: FunctionalProperty
domain: RadioNavigationService
range: CodeNavaidServiceType
comment: The type of the radio navigation service.

RateOfClimbOrDescentChange-assignedRateOfClimb
type: ObjectProperty
sub property of: RateOfClimbOrDescentChange OP
type: FunctionalProperty
domain: RateOfClimbOrDescentChange
range: ValSpeedWithBoundaryType
comment: Climb rate that the flight is requested to respect.

RateOfClimbOrDescentChange-assignedRateOfDescend
type: ObjectProperty
sub property of: RateOfClimbOrDescentChange OP
type: FunctionalProperty
domain: RateOfClimbOrDescentChange
range: ValSpeedWithBoundaryType
comment: Descend rate that the flight is requested to respect.

ReclearanceInFlight-oceanicReclearanceReason
type: ObjectProperty
sub property of: ReclearanceInFlight OP
type: FunctionalProperty
domain: ReclearanceInFlight
range: CodeOceanicReclearanceReasonType
comment: The reason of the re-clearance.

ReferenceLocation-aerodromeTrafficType
type: ObjectProperty
sub property of: ReferenceLocation OP
type: FunctionalProperty
domain: ReferenceLocation
range: CodeAerodromeTrafficType
comment: The type of air traffic to be considered in case of aerodrome or aerodrome set.

ReferenceLocation-type
type: ObjectProperty
sub property of: ReferenceLocation OP
type: FunctionalProperty
domain: ReferenceLocation
range: CodeReferenceLocationType
comment: Type of the reference location.

Reflector-type
type: ObjectProperty
sub property of: Reflector OP
type: FunctionalProperty
domain: Reflector
range: CodeReflectorType
comment: The type of reflector.

Release-releasedForActions
type: ObjectProperty
sub property of: Release OP
type: FunctionalProperty
domain: Release
range: CodeReleaseIndicationType
comment: The action(s) for which the flight is released from agreed transfer conditions.

Ridge-depth
type: ObjectProperty
sub property of: Ridge OP
type: FunctionalProperty
domain: Ridge
range: ValDistanceType
comment: Height of the ridges of deposited material.

Ridge-distance
type: ObjectProperty
sub property of: Ridge OP
type: FunctionalProperty
domain: Ridge
range: ValDistanceType
comment: Distance of the ridge of deposited material from the edge of the movement area.

Ridge-side
type: ObjectProperty
sub property of: Ridge OP
type: FunctionalProperty
domain: Ridge
range: CodeRelativePositionType
comment: The side of the runway where the ridge of deposited material is located.

Road-status
type: ObjectProperty
sub property of: Road OP
type: FunctionalProperty
domain: Road
range: CodeStatusOperationsType
comment: An indicator of the operational status of a service road.

Road-type
type: ObjectProperty
sub property of: Road OP
type: FunctionalProperty
domain: Road
range: CodeRoadType
comment: Type of road at an aerodrome.

Route-designatorPrefix
type: ObjectProperty
sub property of: Route OP
type: FunctionalProperty
domain: Route
range: CodeRouteDesignatorPrefixType
comment: A prefix for the route designator, indicating whether the route is upper ATS, reserved for helicopters or reserved for supersonic flights.

Route-designatorSecondLetter
type: ObjectProperty
sub property of: Route OP
type: FunctionalProperty
domain: Route
range: CodeRouteDesignatorLetterType
comment: The letter of the route designator, which may have special significance with regard to the route usage limitations, depending on the region.

Route-flightRule
type: ObjectProperty
sub property of: Route OP
type: FunctionalProperty
domain: Route
range: CodeFlightRulesType
comment: Indication of the flight rules to be observed by aircraft.

Route-internationalUse
type: ObjectProperty
sub property of: Route OP
type: FunctionalProperty
domain: Route
range: CodeRouteOriginType
comment: A code indicating if the route segment is international or domestic.

Route-militaryTrainingType
type: ObjectProperty
sub property of: Route OP
type: FunctionalProperty
domain: Route
range: CodeMilitaryTrainingType
comment: The type of military training activity for which the route has been designed.

Route-militaryUse
type: ObjectProperty
sub property of: Route OP
type: FunctionalProperty
domain: Route
range: CodeMilitaryStatusType
comment: Indication whether the route is for exclusive use by military aircraft.

Route-multipleIdentifier
type: ObjectProperty
sub property of: Route OP
type: FunctionalProperty
domain: Route
range: CodeUpperAlphaType
comment: A suffix for the route designator, indicating alternates for homonymous routes.

Route-type
type: ObjectProperty
sub property of: Route OP
type: FunctionalProperty
domain: Route
range: CodeRouteType
comment: The classification of the route.

RouteAvailability-cardinalDirection
type: ObjectProperty
sub property of: RouteAvailability OP
type: FunctionalProperty
domain: RouteAvailability
range: CodeCompassPointType
comment: The direction for which the usage is specified, expressed as compass angle.

RouteAvailability-conditionalRouteType
type: ObjectProperty
sub property of: RouteAvailability OP
type: FunctionalProperty
domain: RouteAvailability
range: CodeConditionalRouteType
comment: The category of the conditional route according to the Flexible Use of Airspace rules.

RouteAvailability-direction
type: ObjectProperty
sub property of: RouteAvailability OP
type: FunctionalProperty
domain: RouteAvailability
range: CodeDirectionType
comment: The direction in which the route segment is considered when a specific usage is described.

RouteAvailability-status
type: ObjectProperty
sub property of: RouteAvailability OP
type: FunctionalProperty
domain: RouteAvailability
range: CodeRouteAvailabilityType
comment: The availability status of the route, in the direction indicated by the direction and/or cardinalDirection.

RoutePortion-distance
type: ObjectProperty
sub property of: RoutePortion OP
type: FunctionalProperty
domain: RoutePortion
range: ValDistanceType
comment: The distance from the start of the route portion to the position where change over occurs.

RouteSegment-designatorSuffix
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: CodeRouteDesignatorSuffixType
comment: A suffix for the route designator defined in accordance with ICAO Annex 11.

RouteSegment-length
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: ValDistanceType
comment: The length of the path.

RouteSegment-level
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: CodeLevelType
comment: A code indicating if the route segment is in the upper airspace, the lower airspace or both.

RouteSegment-lowerLimit
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: ValVerticalDistanceType
comment: The vertical position of the route segment floor.

RouteSegment-maximumCrossingAtEnd
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: ValVerticalDistanceType
comment: The uppermost vertical position at the end point, when flying on the route portion in the direction indicated in the route portion usage.

RouteSegment-minimumCrossingAtEnd
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: ValVerticalDistanceType
comment: The lowermost vertical position at the end point, when flying on the route portion in the direction indicated in the route portion usage.

RouteSegment-minimumEnrouteAltitude
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: ValVerticalDistanceType
comment: The altitude for an en-route segment that provides adequate reception of relevant navigation facilities and ATS communications, complies with the airspace structure and provides the required obstacle clearance.

RouteSegment-minimumObstacleClearanceAltitude
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: ValVerticalDistanceType
comment: The minimum altitude for a defined segment of flight that provides the required obstacle clearance.

RouteSegment-navigationType
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: CodeRouteNavigationType
comment: Classification of the route portion for navigational purposes.

RouteSegment-pathType
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: CodeRouteSegmentPathType
comment: The type of segment path.

RouteSegment-turnDirection
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: CodeDirectionTurnType
comment: The turn direction, if any, at the end of the segment in order to continue on to the next segment of the same route.

RouteSegment-upperLimit
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: ValVerticalDistanceType
comment: The vertical position of the route segment ceiling.

RouteSegment-widthLeft
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: ValDistanceType
comment: The distance from the centreline of the route segment to the left edge, when considering the direction from the start point to the end point.

RouteSegment-widthRight
type: ObjectProperty
sub property of: RouteSegment OP
type: FunctionalProperty
domain: RouteSegment
range: ValDistanceType
comment: The distance from the centreline of the route segment to the right edge, when considering the direction from the start point to the end point.

RulesProcedures-category
type: ObjectProperty
sub property of: RulesProcedures OP
type: FunctionalProperty
domain: RulesProcedures
range: CodeRuleProcedureType
comment: An indication of the purpose of the rule or procedure.

RulesProcedures-title
type: ObjectProperty
sub property of: RulesProcedures OP
type: FunctionalProperty
domain: RulesProcedures
range: CodeRuleProcedureTitleType
comment: A general heading by which the rule or procedure is usually identified in the Aeronautical Information Publications (AIP) or similar/related documents.

Runway-lengthAccuracy
type: ObjectProperty
sub property of: Runway OP
type: FunctionalProperty
domain: Runway
range: ValDistanceType
comment: Accuracy of the value of the physical length of the runway.

Runway-lengthOffset
type: ObjectProperty
sub property of: Runway OP
type: FunctionalProperty
domain: Runway
range: ValDistanceType
comment: A value specifying the longitudinal offset of the strip, when it is not symmetrically extended beyond the two runway ends.

Runway-lengthStrip
type: ObjectProperty
sub property of: Runway OP
type: FunctionalProperty
domain: Runway
range: ValDistanceType
comment: The physical length of the strip.

Runway-nominalLength
type: ObjectProperty
sub property of: Runway OP
type: FunctionalProperty
domain: Runway
range: ValDistanceType
comment: The declared longitudinal extent of the runway for operational (performance) calculations.

Runway-nominalWidth
type: ObjectProperty
sub property of: Runway OP
type: FunctionalProperty
domain: Runway
range: ValDistanceType
comment: The declared transversal extent of the runway for operational (performance) calculations.

Runway-type
type: ObjectProperty
sub property of: Runway OP
type: FunctionalProperty
domain: Runway
range: CodeRunwayType
comment: The type of runway.

Runway-widthAccuracy
type: ObjectProperty
sub property of: Runway OP
type: FunctionalProperty
domain: Runway
range: ValDistanceType
comment: Accuracy of the value of the physical width of the runway.

Runway-widthOffset
type: ObjectProperty
sub property of: Runway OP
type: FunctionalProperty
domain: Runway
range: ValDistanceType
comment: A value specifying the lateral offset of the strip, when it is not symmetrically extended beyond the two runway edges.

Runway-widthShoulder
type: ObjectProperty
sub property of: Runway OP
type: FunctionalProperty
domain: Runway
range: ValDistanceType
comment: The runway shoulder width.

Runway-widthStrip
type: ObjectProperty
sub property of: Runway OP
type: FunctionalProperty
domain: Runway
range: ValDistanceType
comment: The physical width of the strip.

RunwayBlastPad-length
type: ObjectProperty
sub property of: RunwayBlastPad OP
type: FunctionalProperty
domain: RunwayBlastPad
range: ValDistanceType
comment: The overall length of a barrier used to divert and/or dissipate jet and/or propeller blast.

RunwayBlastPad-status
type: ObjectProperty
sub property of: RunwayBlastPad OP
type: FunctionalProperty
domain: RunwayBlastPad
range: CodeStatusOperationsType
comment: The operational status of an aerodrome movement area related directly to the runway blast pad.

RunwayCondition-qfe
type: ObjectProperty
sub property of: RunwayCondition OP
type: FunctionalProperty
domain: RunwayCondition
range: ValPressureType
comment: Atmospheric pressure at runway threshold elevation. A pressure type altimeter calibrated in accordance with the Standard Atmosphere, when set to a QFE altimeter setting using this particular pressure value, will indicate the height above the touch-down zone of the runway.

RunwayCondition-temperature
type: ObjectProperty
sub property of: RunwayCondition OP
type: FunctionalProperty
domain: RunwayCondition
range: ValTemperatureType
comment: The temperature measured by a probe under the runway surface at the touchdown (TDZ) zone.

RunwayContamination-clearedLength
type: ObjectProperty
sub property of: RunwayContamination OP
type: FunctionalProperty
domain: RunwayContamination
range: ValDistanceType
comment: Length of runway cleared of contamination, if less than the total length of the runway.

RunwayContamination-clearedLengthBegin
type: ObjectProperty
sub property of: RunwayContamination OP
type: FunctionalProperty
domain: RunwayContamination
range: ValDistanceType
comment: The distance from the threshold of the runway direction having the lowest designator number to the point where the cleared portion starts, in case of partial clearance.

RunwayContamination-clearedSide
type: ObjectProperty
sub property of: RunwayContamination OP
type: FunctionalProperty
domain: RunwayContamination
range: CodeRelativePositionType
comment: Indicates that the cleared width is offset left or right of a runway centre line.

RunwayContamination-clearedWidth
type: ObjectProperty
sub property of: RunwayContamination OP
type: FunctionalProperty
domain: RunwayContamination
range: ValDistanceType
comment: Width of runway cleared of contamination, if less than the total width.

RunwayContamination-furtherClearanceLength
type: ObjectProperty
sub property of: RunwayContamination OP
type: FunctionalProperty
domain: RunwayContamination
range: ValDistanceType
comment: Length of runway that is expected to be cleared of contamination, if less than the total length.

RunwayContamination-furtherClearanceWidth
type: ObjectProperty
sub property of: RunwayContamination OP
type: FunctionalProperty
domain: RunwayContamination
range: ValDistanceType
comment: Width of runway that is expected to be cleared of contamination, if less than the total width.

RunwayContamination-obscuredLightsSide
type: ObjectProperty
sub property of: RunwayContamination OP
type: FunctionalProperty
domain: RunwayContamination
range: CodeRelativePositionType
comment: Indicates the side of the runway on which the lights are obscured by contamination.

RunwayDeclaredDistance-distance
type: ObjectProperty
sub property of: RunwayDeclaredDistance OP
type: FunctionalProperty
domain: RunwayDeclaredDistance
range: ValDistanceType
comment: The conventional operational distance declared for a runway direction.

RunwayDeclaredDistance-distanceAccuracy
type: ObjectProperty
sub property of: RunwayDeclaredDistance OP
type: FunctionalProperty
domain: RunwayDeclaredDistance
range: ValDistanceType
comment: The accuracy of the value of a conventional operational distance declared for a runway direction.

RunwayDeclaredDistance-type
type: ObjectProperty
sub property of: RunwayDeclaredDistance OP
type: FunctionalProperty
domain: RunwayDeclaredDistance
range: CodeDeclaredDistanceType
comment: The type of a conventional operational distance declared for a runway direction.

RunwayDirection-approachMarkingCondition
type: ObjectProperty
sub property of: RunwayDirection OP
type: FunctionalProperty
domain: RunwayDirection
range: CodeMarkingConditionType
comment: The quality of the runway marking.

RunwayDirection-approachMarkingType
type: ObjectProperty
sub property of: RunwayDirection OP
type: FunctionalProperty
domain: RunwayDirection
range: CodeRunwayMarkingType
comment: The type of runway direction marking related to landing categories.

RunwayDirection-classLightingJAR
type: ObjectProperty
sub property of: RunwayDirection OP
type: FunctionalProperty
domain: RunwayDirection
range: CodeLightingJARType
comment: A classification of the approach lighting system for a runway direction using as criteria Joint Aviation Requirements JAR-OPS 1. - Subpart E, Appendix 1 to 1.430.

RunwayDirection-patternVFR
type: ObjectProperty
sub property of: RunwayDirection OP
type: FunctionalProperty
domain: RunwayDirection
range: CodeDirectionTurnType
comment: The direction of the VFR flight pattern at an aerodrome for a runway direction.

RunwayDirection-precisionApproachGuidance
type: ObjectProperty
sub property of: RunwayDirection OP
type: FunctionalProperty
domain: RunwayDirection
range: CodeInstrumentRunwayType
comment: Degree to which navigation aids provide accurate approach guidance for a runway direction.

RunwayDirection-touchDownZoneElevation
type: ObjectProperty
sub property of: RunwayDirection OP
type: FunctionalProperty
domain: RunwayDirection
range: ValVerticalDistanceType
comment: The highest elevation of the runway touch down zone for a runway direction.

RunwayDirection-touchDownZoneElevationAccuracy
type: ObjectProperty
sub property of: RunwayDirection OP
type: FunctionalProperty
domain: RunwayDirection
range: ValDistanceType
comment: The accuracy of the reported touch down zone elevation of runway direction.

RunwayDirectionLightSystem-position
type: ObjectProperty
sub property of: RunwayDirectionLightSystem OP
type: FunctionalProperty
domain: RunwayDirectionLightSystem
range: CodeRunwaySectionType
comment: A indication of the part of the runway served by the runway direction lighting system.

RunwayElement-gradeSeparation
type: ObjectProperty
sub property of: RunwayElement OP
type: FunctionalProperty
domain: RunwayElement
range: CodeGradeSeparationType
comment: An indicator of the placement of the element at a different height from another element.

RunwayElement-length
type: ObjectProperty
sub property of: RunwayElement OP
type: FunctionalProperty
domain: RunwayElement
range: ValDistanceType
comment: The length of the runway element.

RunwayElement-type
type: ObjectProperty
sub property of: RunwayElement OP
type: FunctionalProperty
domain: RunwayElement
range: CodeRunwayElementType
comment: The type of runway element.

RunwayElement-width
type: ObjectProperty
sub property of: RunwayElement OP
type: FunctionalProperty
domain: RunwayElement
range: ValDistanceType
comment: The width of the runway element.

RunwayExitLine-exitType
type: ObjectProperty
sub property of: RunwayExitLine OP
type: FunctionalProperty
domain: RunwayExitLine
range: CodeRunwayExitType
comment: Type of runway exit.

RunwayMarking-markingLocation
type: ObjectProperty
sub property of: RunwayMarking OP
type: FunctionalProperty
domain: RunwayMarking
range: CodeRunwaySectionType
comment: An indication of the location of the marking relative to the surface of a runway.

RunwayMode-configuredMode
type: ObjectProperty
sub property of: RunwayMode OP
type: FunctionalProperty
domain: RunwayMode
range: CodeRunwayDirectionOperationModeType
comment: The runway mode defined for use of a runway direction in a given configuration.

RunwayOperationalConstraints-currentILSCategory
type: ObjectProperty
sub property of: RunwayOperationalConstraints OP
type: FunctionalProperty
domain: RunwayOperationalConstraints
range: CodeInstrumentApproachCategoryType
comment: The ILS category currently applicable for the runway direction.

RunwayOperationalConstraints-currentRunwayMode
type: ObjectProperty
sub property of: RunwayOperationalConstraints OP
type: FunctionalProperty
domain: RunwayOperationalConstraints
range: CodeRunwayDirectionOperationModeType
comment: The current use of the runway direction for flight operations in the context of a certain runway configuration.

RunwayProtectArea-status
type: ObjectProperty
sub property of: RunwayProtectArea OP
type: FunctionalProperty
domain: RunwayProtectArea
range: CodeStatusOperationsType
comment: The operational status of an aerodrome movement area, as a category.

RunwayProtectArea-type
type: ObjectProperty
sub property of: RunwayProtectArea OP
type: FunctionalProperty
domain: RunwayProtectArea
range: CodeRunwayProtectionAreaType
comment: A type of runway protect area.

RunwayProtectAreaLightSystem-position
type: ObjectProperty
sub property of: RunwayProtectAreaLightSystem OP
type: FunctionalProperty
domain: RunwayProtectAreaLightSystem
range: CodeProtectAreaSectionType
comment: An indication of the part of the runway served by the runway protect area lighting system.

RunwaySectionContamination-section
type: ObjectProperty
sub property of: RunwaySectionContamination OP
type: FunctionalProperty
domain: RunwaySectionContamination
range: CodeRunwaySectionType
comment: Indicates the part of the runway that is affected. This supports indicating the contamination information on each third of the runway length, starting from the threshold of the runway direction having the lower designation number.

RunwayVisualRange-readingPosition
type: ObjectProperty
sub property of: RunwayVisualRange OP
type: FunctionalProperty
domain: RunwayVisualRange
range: CodeRVRReadingType
comment: The position along the runway direction for which the Runway Visual Range (RVR) reading is provided.

RunwayVisualRange-rvrTendency
type: ObjectProperty
sub property of: RunwayVisualRange OP
type: FunctionalProperty
domain: RunwayVisualRange
range: CodeRVRTendencyType
comment: When instrumented systems are used for the assessment of runway visual range, the variations in runway visual range during the 10-minute period immediately preceding the observation.

RunwayVisualRange-rvrValue
type: ObjectProperty
sub property of: RunwayVisualRange OP
type: FunctionalProperty
domain: RunwayVisualRange
range: ValDistanceType
comment: Value of the Runway Visual Range.

RunwayVisualRange-rvrValueInterpretation
type: ObjectProperty
sub property of: RunwayVisualRange OP
type: FunctionalProperty
domain: RunwayVisualRange
range: CodeValueInterpretationType
comment: The relational operator that can be used for interpreting the RVR value, for instance in order to express a mean RVR of at least 2000 meters (ABOVE 2000 meters).

SSRCode-codeCategory
type: ObjectProperty
sub property of: SSRCode OP
type: FunctionalProperty
domain: SSRCode
range: CodeSSRCategoryType
comment: The category of code according to the type of flight.

SSRCode-mode
type: ObjectProperty
sub property of: SSRCode OP
type: FunctionalProperty
domain: SSRCode
range: CodeSSRModeType
comment: The surveillance system used for the SSR code.

SSRCode-modeSType
type: ObjectProperty
sub property of: SSRCode OP
type: FunctionalProperty
domain: SSRCode
range: CodeModeSType
comment: Type of mode S

SSRCode-status
type: ObjectProperty
sub property of: SSRCode OP
type: FunctionalProperty
domain: SSRCode
range: CodeSSRCodeStatusType
comment: The status of the SSR code.

SafeAltitudeArea-safeAreaType
type: ObjectProperty
sub property of: SafeAltitudeArea OP
type: FunctionalProperty
domain: SafeAltitudeArea
range: CodeSafeAltitudeType
comment: The type of area.

SafeAltitudeAreaSector-bufferWidth
type: ObjectProperty
sub property of: SafeAltitudeAreaSector OP
type: FunctionalProperty
domain: SafeAltitudeAreaSector
range: ValDistanceType
comment: Width of the secondary area used to evaluate the lowest usable altitude for obstacle assessment.

SeaCondition-seaState
type: ObjectProperty
sub property of: SeaCondition OP
type: FunctionalProperty
domain: SeaCondition
range: CodeSeaStateType
comment: The state of agitation of the sea resulting from various factors such as wind, swell, currents, angle between swell and wind, etc.

SeaCondition-significantWaveHeight
type: ObjectProperty
sub property of: SeaCondition OP
type: FunctionalProperty
domain: SeaCondition
range: ValVerticalDistanceType
comment: The vertical distance between the trough and crest of a wave of operational significance.

SeaCondition-surfaceTemperature
type: ObjectProperty
sub property of: SeaCondition OP
type: FunctionalProperty
domain: SeaCondition
range: ValTemperatureType
comment: The temperature of the ocean surface. The term sea surface temperature is generally meant to be representative of the upper few meters of the ocean as opposed to the skin temperature, which is the temperature of the upper few centimeters.

SearchAndRescueService-type
type: ObjectProperty
sub property of: SearchAndRescueService OP
type: FunctionalProperty
domain: SearchAndRescueService
range: CodeServiceSARType
comment: The type of search ad rescue service provided.

SecondarySurveillanceRadar-transponder
type: ObjectProperty
sub property of: SecondarySurveillanceRadar OP
type: FunctionalProperty
domain: SecondarySurveillanceRadar
range: CodeTransponderType
comment: The transponder mode.

SectorDesign-terminationAltitude
type: ObjectProperty
sub property of: SectorDesign OP
type: FunctionalProperty
domain: SectorDesign
range: ValVerticalDistanceType
comment: The termination altitude.

SectorDesign-turnDirection
type: ObjectProperty
sub property of: SectorDesign OP
type: FunctionalProperty
domain: SectorDesign
range: CodeDirectionTurnType
comment: A code indicating the direction of the turn.

SegmentLeg-altitudeInterpretation
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: CodeAltitudeUseType
comment: A code indicating how the altitude attributes of a procedure leg should be interpreted.

SegmentLeg-altitudeOverrideATC
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: ValVerticalDistanceType
comment: Alternate altitude when directed by Air Traffic Control.

SegmentLeg-courseDirection
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: CodeRelativeDirectionType
comment: The flight direction to/from the navaid providing the course guidance.

SegmentLeg-courseType
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: CodeCourseType
comment: A code indicating the type of course to be observed.

SegmentLeg-endConditionDesignator
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: CodeSegmentTerminationType
comment: An indication of the event that allows identifying the end of the leg and the start of the next leg on the procedure.

SegmentLeg-legPath
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: CodeLegPathType
comment: The type of flight path.

SegmentLeg-legType
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: CodeSegmentPathType
comment: The type of 'path and terminator' as given in ARINC Specification 424, Attachment 5, Path and Terminator.

SegmentLeg-length
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: ValDistanceType
comment: The length of the segment.

SegmentLeg-lowerLimitAltitude
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: ValVerticalDistanceType
comment: The lower limit altitude.

SegmentLeg-speedInterpretation
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: CodeAltitudeUseType
comment: Indication how the speed attribute of a procedure leg should be interpreted.

SegmentLeg-speedLimit
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: ValSpeedType
comment: The value of the speed limit on the procedure leg.

SegmentLeg-speedReference
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: CodeSpeedReferenceType
comment: A code indicating the reference system for a speed value.

SegmentLeg-turnDirection
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: CodeDirectionTurnType
comment: The direction of the turn.

SegmentLeg-upperLimitAltitude
type: ObjectProperty
sub property of: SegmentLeg OP
type: FunctionalProperty
domain: SegmentLeg
range: ValVerticalDistanceType
comment: The upper limit altitude.

SeparationMode-arrivalSeparationMode
type: ObjectProperty
sub property of: SeparationMode OP
type: FunctionalProperty
domain: SeparationMode
range: CodeArrivalSeparationModeType
comment: Arrival separation mode (distance based or time based separation) used for arrival sequence.

Service-flightOperations
type: ObjectProperty
sub property of: Service OP
type: FunctionalProperty
domain: Service
range: CodeFlightServiceAvailabilityType
comment: The destination (arriving, departing, etc.) of the flights for which the information is provided.

Service-rank
type: ObjectProperty
sub property of: Service OP
type: FunctionalProperty
domain: Service
range: CodeFacilityRankingType
comment: The order of priority of the service, such as "primary" or "alternate".

ServiceAtApron-type
type: ObjectProperty
sub property of: ServiceAtApron OP
type: FunctionalProperty
domain: ServiceAtApron
range: CodeApronServiceType
comment: Type of service available at an apron area, such as Marshal management service.

ServiceAtStand-type
type: ObjectProperty
sub property of: ServiceAtStand OP
type: FunctionalProperty
domain: ServiceAtStand
range: CodeStandServiceType
comment: Type of service available at a stand, such as visual docking guidance system.

ServiceOperationalStatus-operationalStatus
type: ObjectProperty
sub property of: ServiceOperationalStatus OP
type: FunctionalProperty
domain: ServiceOperationalStatus
range: CodeStatusServiceType
comment: Indication of the operational capability of the service.

SignificantPoint-checkpointCategory
type: ObjectProperty
sub property of: SignificantPoint OP
type: FunctionalProperty
domain: SignificantPoint
range: CodeCheckpointCategoryType
comment: Indicates the position of the checkpoint; airborne or ground

SignificantPoint-checkpointDistance
type: ObjectProperty
sub property of: SignificantPoint OP
type: FunctionalProperty
domain: SignificantPoint
range: ValDistanceType
comment: The value of the distance from the checkpoint to the navaid.

SignificantPoint-designatorType
type: ObjectProperty
sub property of: SignificantPoint OP
type: FunctionalProperty
domain: SignificantPoint
range: CodeSignificantPointDesignatorType
comment: The rules by which the significant point designator has been created.

SignificantPoint-infrastructurePointUsage
type: ObjectProperty
sub property of: SignificantPoint OP
type: FunctionalProperty
domain: SignificantPoint
range: CodePointUsageType
comment: The usage of a point when describing the Airspace or Base Infrastructure.

SignificantPoint-leadDME
type: ObjectProperty
sub property of: SignificantPoint OP
type: FunctionalProperty
domain: SignificantPoint
range: ValDistanceType
comment: The lead DME , like the lead Radial, provides information for aircraft with single receiving equipment to change the receiver to the localizer or other facility providing the course guidance and to ensure the aircraft is within the clearance coverage area of LOC facilities before changing frequency or accepting on-course indication.

SignificantPoint-relativeLocation
type: ObjectProperty
sub property of: SignificantPoint OP
type: FunctionalProperty
domain: SignificantPoint
range: CodeAirspacePointPositionType
comment: A code indicating the location of a significant point in relation to airspace.

SignificantPoint-reportingATC
type: ObjectProperty
sub property of: SignificantPoint OP
type: FunctionalProperty
domain: SignificantPoint
range: CodeATCReportingType
comment: An indicator of the type of position report required by an ATC Unit.

SignificantPoint-turnRadius
type: ObjectProperty
sub property of: SignificantPoint OP
type: FunctionalProperty
domain: SignificantPoint
range: ValDistanceType
comment: The recommended turn radius when continuing on the previous segment of the route (start point) or when continuing on the next segment of the route (end point).

SimplifiedDirectionalFacility-frequency
type: ObjectProperty
sub property of: SimplifiedDirectionalFacility OP
type: FunctionalProperty
domain: SimplifiedDirectionalFacility
range: ValFrequencyType
comment: The frequency of the localizer.

SpecialDate-type
type: ObjectProperty
sub property of: SpecialDate OP
type: FunctionalProperty
domain: SpecialDate
range: CodeParticularDayType
comment: The kind of special date.

SpecialNavigationStation-emission
type: ObjectProperty
sub property of: SpecialNavigationStation OP
type: FunctionalProperty
domain: SpecialNavigationStation
range: CodeRadioEmissionType
comment: A code indicating the type of emission, as defined at the 1979 ITU World Administrative Radio Conference.

SpecialNavigationStation-frequency
type: ObjectProperty
sub property of: SpecialNavigationStation OP
type: FunctionalProperty
domain: SpecialNavigationStation
range: ValFrequencyType
comment: The value of the emission frequency.

SpecialNavigationStation-type
type: ObjectProperty
sub property of: SpecialNavigationStation OP
type: FunctionalProperty
domain: SpecialNavigationStation
range: CodeSpecialNavigationStationType
comment: A code indicating the type of service within the chain.

SpecialNavigationStationStatus-operationalStatus
type: ObjectProperty
sub property of: SpecialNavigationStationStatus OP
type: FunctionalProperty
domain: SpecialNavigationStationStatus
range: CodeStatusNavaidType
comment: The operational status of the special navigation station.

SpecialNavigationSystem-type
type: ObjectProperty
sub property of: SpecialNavigationSystem OP
type: FunctionalProperty
domain: SpecialNavigationSystem
range: CodeSpecialNavigationSystemType
comment: A code indicating the type of special navigation system.

SpecialSSRCode-type
type: ObjectProperty
sub property of: SpecialSSRCode OP
type: FunctionalProperty
domain: SpecialSSRCode
range: CodeSpecialSSRCodeType
comment: The type of special SSR code.

SpeedChange-speed
type: ObjectProperty
sub property of: SpeedChange OP
type: FunctionalProperty
domain: SpeedChange
range: ValSpeedType
comment: The new speed when the speed change is completed.

SpeedRangeType-lower
type: ObjectProperty
sub property of: SpeedRangeType OP
type: FunctionalProperty
domain: SpeedRangeType
range: ValSpeedType
comment: The lower limit of the speed range.

SpeedRangeType-upper
type: ObjectProperty
sub property of: SpeedRangeType OP
type: FunctionalProperty
domain: SpeedRangeType
range: ValSpeedType
comment: The upper limit of the speed range.

StandardLevelColumn-series
type: ObjectProperty
sub property of: StandardLevelColumn OP
type: FunctionalProperty
domain: StandardLevelColumn
range: CodeLevelSeriesType
comment: A code identifying the column.

StandardLevelColumn-standardCruisingLevel
type: ObjectProperty
sub property of: StandardLevelColumn OP
type: FunctionalProperty
domain: StandardLevelColumn
range: ValVerticalDistanceType
comment: A specified cruising level, part of a column within a table of discrete cruising levels used by General Air Traffic.

StandardLevelColumn-uom
type: ObjectProperty
sub property of: StandardLevelColumn OP
type: FunctionalProperty
domain: StandardLevelColumn
range: CodeUomLengthType
comment: The unit of measure used by the column.

StandardLevelSector-angleType
type: ObjectProperty
sub property of: StandardLevelSector OP
type: FunctionalProperty
domain: StandardLevelSector
range: CodeNorthReferenceType
comment: A code indicating the direction of the zero bearing.

StandardLevelSector-flightRule
type: ObjectProperty
sub property of: StandardLevelSector OP
type: FunctionalProperty
domain: StandardLevelSector
range: CodeFlightRulesType
comment: A code indicating the flight rules observed by the aircraft.

StandardLevelTable-name
type: ObjectProperty
sub property of: StandardLevelTable OP
type: FunctionalProperty
domain: StandardLevelTable
range: CodeLevelTableDesignatorType
comment: A code identifying the table of discrete cruising levels.

StartUp-time
type: ObjectProperty
sub property of: StartUp OP
type: FunctionalProperty
domain: StartUp
range: DateTimeWithPlanningType
comment: Time at which the aircraft starts up.

StartUpClearance-startUpApprovalRequestTime
type: ObjectProperty
sub property of: StartUpClearance OP
type: FunctionalProperty
domain: StartUpClearance
range: DateTimeWithPlanningType
comment: Time the pilot requests start up clearance.

StartUpClearance-time
type: ObjectProperty
sub property of: StartUpClearance OP
type: FunctionalProperty
domain: StartUpClearance
range: DateTimeWithPlanningType
comment: Time at which the Start-Up of the aircraft engines is approved.

State-iataCountryCode
type: ObjectProperty
sub property of: State OP
type: FunctionalProperty
domain: State
range: CodeIATACountryCodeType
comment: Country codes as defined by IATA and ISO.

State-icaoNationalityLetters
type: ObjectProperty
sub property of: State OP
type: FunctionalProperty
domain: State
range: CodeICAONationalityLettersType
comment: Nationality letters as defined by ICAO.

State-role
type: ObjectProperty
sub property of: State OP
type: FunctionalProperty
domain: State
range: CodeNasRoleType
comment: Role of a Country with respect to Nas.

SurfaceCharacteristics-composition
type: ObjectProperty
sub property of: SurfaceCharacteristics OP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: CodeSurfaceCompositionType
comment: The type of the predominant material of which a surface of the movement area is composed.

SurfaceCharacteristics-evaluationMethodPCN
type: ObjectProperty
sub property of: SurfaceCharacteristics OP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: CodePCNMethodType
comment: The method used to rate a runway pavement.

SurfaceCharacteristics-maxTyrePressurePCN
type: ObjectProperty
sub property of: SurfaceCharacteristics OP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: CodePCNTyrePressureType
comment: The maximum allowable tire pressure category related to the Pavement Classification Number (PCN).

SurfaceCharacteristics-pavementSubgradePCN
type: ObjectProperty
sub property of: SurfaceCharacteristics OP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: CodePCNSubgradeType
comment: An indication of the pavement subgrade strength related to the Pavement Classification Number (PCN).

SurfaceCharacteristics-pavementTypePCN
type: ObjectProperty
sub property of: SurfaceCharacteristics OP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: CodePCNPavementType
comment: The pavement behaviour (rigid or flexible) used for determining the Pavement Classification Number (PCN).

SurfaceCharacteristics-preparation
type: ObjectProperty
sub property of: SurfaceCharacteristics OP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: CodeSurfacePreparationType
comment: The preparation technique applied to a surface composition.

SurfaceCharacteristics-surfaceCondition
type: ObjectProperty
sub property of: SurfaceCharacteristics OP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: CodeSurfaceConditionType
comment: The quality of the surface of an aerodrome surface.

SurfaceCharacteristics-tyrePressureSIWL
type: ObjectProperty
sub property of: SurfaceCharacteristics OP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: ValPressureType
comment: The maximum aircraft tire pressure that a movement area surface can support.

SurfaceCharacteristics-weightAUW
type: ObjectProperty
sub property of: SurfaceCharacteristics OP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: ValMassType
comment: The maximum total value of the weight of an aircraft that a movement area surface may support, regardless of the landing gear configuration of the aircraft.

SurfaceCharacteristics-weightSIWL
type: ObjectProperty
sub property of: SurfaceCharacteristics OP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: ValMassType
comment: The maximum calculated load on each tire of a landing gear assembly that a movement area surface can support.

SurfaceContamination-depth
type: ObjectProperty
sub property of: SurfaceContamination OP
type: FunctionalProperty
domain: SurfaceContamination
range: ValDistanceType
comment: The depth of the contamination on the surface.

SurfaceContamination-frictionDevice
type: ObjectProperty
sub property of: SurfaceContamination OP
type: FunctionalProperty
domain: SurfaceContamination
range: CodeFrictionDeviceType
comment: The type of equipment used to determine the friction coefficient of an aerodrome surface with contamination.

SurfaceContamination-frictionEstimation
type: ObjectProperty
sub property of: SurfaceContamination OP
type: FunctionalProperty
domain: SurfaceContamination
range: CodeFrictionEstimateType
comment: A qualitative estimate of the friction on an aerodrome surface with contamination.

SurfaceContaminationLayer-contaminationExtent
type: ObjectProperty
sub property of: SurfaceContaminationLayer OP
type: FunctionalProperty
domain: SurfaceContaminationLayer
range: CodeValueContaminationExtentType
comment: The proportion of a runway surface that is contaminated by a contaminant, as a percentage of the total runway area.

SurfaceContaminationLayer-surfaceExtent
type: ObjectProperty
sub property of: SurfaceContaminationLayer OP
type: FunctionalProperty
domain: SurfaceContaminationLayer
range: ThreeDimensionalSurfaceType
comment: Contamination extent.

SurfaceContaminationLayer-type
type: ObjectProperty
sub property of: SurfaceContaminationLayer OP
type: FunctionalProperty
domain: SurfaceContaminationLayer
range: CodeContaminationType
comment: The type of contaminating substance on the movement area surface.

SurveillanceRadar-verticalCoverageAltitude
type: ObjectProperty
sub property of: SurveillanceRadar OP
type: FunctionalProperty
domain: SurveillanceRadar
range: ValVerticalDistanceType
comment: Altitude for which the radar provides vertical coverage.

SurveillanceRadar-verticalCoverageDistance
type: ObjectProperty
sub property of: SurveillanceRadar OP
type: FunctionalProperty
domain: SurveillanceRadar
range: ValDistanceType
comment: Distance for which the radar provides vertical coverage.

SurvivalEquipment-lifeJacketType
type: ObjectProperty
sub property of: SurvivalEquipment OP
type: FunctionalProperty
domain: SurvivalEquipment
range: CodeLifeJacketEquipmentType
comment: The type of life jackets available onboard the aircraft.

SurvivalEquipment-survivalEquipmentType
type: ObjectProperty
sub property of: SurvivalEquipment OP
type: FunctionalProperty
domain: SurvivalEquipment
range: CodeSurvivalEquipmentType
comment: The type of survival equipment carried onboard the aircraft that can be used by the crew and passengers to assist survival in harsh environments in case of emergency.

SurvivalEquipment-type
type: ObjectProperty
sub property of: SurvivalEquipment OP
type: FunctionalProperty
domain: SurvivalEquipment
range: CodeAircraftSurvivalEquipmentType
comment: The type of equipment carried onboard the aircraft that can be used by the crew and passengers to assist survival in harsh environments in case of emergency.

TACAN-channel
type: ObjectProperty
sub property of: TACAN OP
type: FunctionalProperty
domain: TACAN
range: CodeTACANChannelType
comment: A code indicating the channel of the TACAN system.

TacticalRerouting-tacticalReroutingApplicationType
type: ObjectProperty
sub property of: TacticalRerouting OP
type: FunctionalProperty
domain: TacticalRerouting
range: CodeTacticalReroutingApplicationType
comment: The way the rerouting measure is to be applied.

TacticalReroutingConstraint-type
type: ObjectProperty
sub property of: TacticalReroutingConstraint OP
type: FunctionalProperty
domain: TacticalReroutingConstraint
range: CodeTacticalReroutingConstraintType
comment: The type of tactical rerouting constraint.

TacticalReroutingProposal-status
type: ObjectProperty
sub property of: TacticalReroutingProposal OP
type: FunctionalProperty
domain: TacticalReroutingProposal
range: CodeTacticalIReroutingProposalStatusType
comment: The status of the tactical rerouting proposal.

TakeOff-targetTimeStatus
type: ObjectProperty
sub property of: TakeOff OP
type: FunctionalProperty
domain: TakeOff
range: CodeTargetTimeStatusType
comment: The status of the target take-off time.

TakeOff-time
type: ObjectProperty
sub property of: TakeOff OP
type: FunctionalProperty
domain: TakeOff
range: DateTimeWithPlanningType
comment: Time at which the aircraft leaves the ground and becomes airborne.

TakeOffConfiguration-cargoWeight
type: ObjectProperty
sub property of: TakeOffConfiguration OP
type: FunctionalProperty
domain: TakeOffConfiguration
range: ValMassType
comment: The weight of the cargo of the flight.

TakeOffConfiguration-takeOffWeight
type: ObjectProperty
sub property of: TakeOffConfiguration OP
type: FunctionalProperty
domain: TakeOffConfiguration
range: ValMassType
comment: The weight of the aircraft at the beginning of the take-off phase.

TaxiRoute-mode
type: ObjectProperty
sub property of: TaxiRoute OP
type: FunctionalProperty
domain: TaxiRoute
range: CodeTaxiRouteModeType
comment: The taxi route mode.

TaxiRoute-status
type: ObjectProperty
sub property of: TaxiRoute OP
type: FunctionalProperty
domain: TaxiRoute
range: CodeTaxiRouteStatusType
comment: Indication whether the taxi route is the planned one or the cleared one, which may be a deviation of it.

TaxiRoute-type
type: ObjectProperty
sub property of: TaxiRoute OP
type: FunctionalProperty
domain: TaxiRoute
range: CodeTypeOfTaxiRouteType
comment: The type of movement (Taxi-in or Taxi-out) allowed along the TaxiRoute. A TaxiRoute connects a Stand and a Runway either to go IN the Runway or to go OUT from the Runway.

Taxiway-length
type: ObjectProperty
sub property of: Taxiway OP
type: FunctionalProperty
domain: Taxiway
range: ValDistanceType
comment: The length of the taxiway.

Taxiway-type
type: ObjectProperty
sub property of: Taxiway OP
type: FunctionalProperty
domain: Taxiway
range: CodeTaxiwayType
comment: An indication of a type of taxiway.

Taxiway-width
type: ObjectProperty
sub property of: Taxiway OP
type: FunctionalProperty
domain: Taxiway
range: ValDistanceType
comment: The physical width of the taxiway.

Taxiway-widthShoulder
type: ObjectProperty
sub property of: Taxiway OP
type: FunctionalProperty
domain: Taxiway
range: ValDistanceType
comment: The taxiway shoulder width.

TaxiwayContamination-clearedWidth
type: ObjectProperty
sub property of: TaxiwayContamination OP
type: FunctionalProperty
domain: TaxiwayContamination
range: ValDistanceType
comment: The width of taxiway cleared of contamination.

TaxiwayElement-gradeSeparation
type: ObjectProperty
sub property of: TaxiwayElement OP
type: FunctionalProperty
domain: TaxiwayElement
range: CodeGradeSeparationType
comment: An indication of the placement of the taxiway element at a different height from another element.

TaxiwayElement-length
type: ObjectProperty
sub property of: TaxiwayElement OP
type: FunctionalProperty
domain: TaxiwayElement
range: ValDistanceType
comment: The length of the taxiway element.

TaxiwayElement-type
type: ObjectProperty
sub property of: TaxiwayElement OP
type: FunctionalProperty
domain: TaxiwayElement
range: CodeTaxiwayElementType
comment: The type of taxiway element.

TaxiwayElement-width
type: ObjectProperty
sub property of: TaxiwayElement OP
type: FunctionalProperty
domain: TaxiwayElement
range: ValDistanceType
comment: The width of the taxiway element.

TaxiwayHoldingPosition-landingCategory
type: ObjectProperty
sub property of: TaxiwayHoldingPosition OP
type: FunctionalProperty
domain: TaxiwayHoldingPosition
range: CodeInstrumentApproachCategoryType
comment: Type of landing operations for which that holding position is relevant.

TaxiwayHoldingPosition-status
type: ObjectProperty
sub property of: TaxiwayHoldingPosition OP
type: FunctionalProperty
domain: TaxiwayHoldingPosition
range: CodeStatusOperationsType
comment: An indication of the operational status of the taxi holding position.

TaxiwayHoldingPositionLightSystem-type
type: ObjectProperty
sub property of: TaxiwayHoldingPositionLightSystem OP
type: FunctionalProperty
domain: TaxiwayHoldingPositionLightSystem
range: CodeLightHoldingPositionType
comment: The kind of lighting aid provided for the taxiway holding position.

TaxiwayHoldingPositionMarking-holdingSide
type: ObjectProperty
sub property of: TaxiwayHoldingPositionMarking OP
type: FunctionalProperty
domain: TaxiwayHoldingPositionMarking
range: CodeHoldingSideType
comment: Relative location of the holding side of a holding position, from startpoint to endpoint of line

TaxiwayHoldingPositionMarking-markingPattern
type: ObjectProperty
sub property of: TaxiwayHoldingPositionMarking OP
type: FunctionalProperty
domain: TaxiwayHoldingPositionMarking
range: CodeMarkingPatternType
comment: The type of marking pattern used at this location

TaxiwayIntersectionMarking-holdingSide
type: ObjectProperty
sub property of: TaxiwayIntersectionMarking OP
type: FunctionalProperty
domain: TaxiwayIntersectionMarking
range: CodeHoldingSideType
comment: Relative location of the holding side of a holding position, from startpoint to endpoint of line

TaxiwayIntersectionMarking-markingPattern
type: ObjectProperty
sub property of: TaxiwayIntersectionMarking OP
type: FunctionalProperty
domain: TaxiwayIntersectionMarking
range: CodeMarkingPatternType
comment: The type of marking pattern used at this location

TaxiwayLightSystem-position
type: ObjectProperty
sub property of: TaxiwayLightSystem OP
type: FunctionalProperty
domain: TaxiwayLightSystem
range: CodeTaxiwaySectionType
comment: A code indicating the part of the taxiway surface the lighting system is serving.

TaxiwayMarking-markingLocation
type: ObjectProperty
sub property of: TaxiwayMarking OP
type: FunctionalProperty
domain: TaxiwayMarking
range: CodeTaxiwaySectionType
comment: An indication of the location of the marking relative to the surface of a taxiway.

TemporalEnabledEntity-interpretation
type: ObjectProperty
sub property of: TemporalEnabledEntity OP
type: FunctionalProperty
domain: TemporalEnabledEntity
range: CodeValidityPeriodInterpretationType
comment: How the entity state is to be interpreted.

Terminal-internationalType
type: ObjectProperty
sub property of: Terminal OP
type: FunctionalProperty
domain: Terminal
range: CodeInternationalFlightType
comment: The Terminal may be reserved for domestic/national flights or for international flights (Schengen or not).

TerminalArrivalAltitude-arrivalAreaType
type: ObjectProperty
sub property of: TerminalArrivalAltitude OP
type: FunctionalProperty
domain: TerminalArrivalAltitude
range: CodeTAAType
comment: The base type of the terminal arrival area.

TerminalArrivalAltitude-lateralBufferWidth
type: ObjectProperty
sub property of: TerminalArrivalAltitude OP
type: FunctionalProperty
domain: TerminalArrivalAltitude
range: ValDistanceType
comment: The buffer size of the lateral or inner boundary.

TerminalArrivalAltitude-outerBufferWidth
type: ObjectProperty
sub property of: TerminalArrivalAltitude OP
type: FunctionalProperty
domain: TerminalArrivalAltitude
range: ValDistanceType
comment: The buffer size of the outer arc boundary.

TerminalArrivalAreaSector-altitudeDescription
type: ObjectProperty
sub property of: TerminalArrivalAreaSector OP
type: FunctionalProperty
domain: TerminalArrivalAreaSector
range: CodeAltitudeUseType
comment: Indication how the altitude attributes should be interpreted.

TerminalArrivalAreaSector-waypointType
type: ObjectProperty
sub property of: TerminalArrivalAreaSector OP
type: FunctionalProperty
domain: TerminalArrivalAreaSector
range: CodePointUsageType
comment: The type of waypoint over or by which the aircraft is required to fly.

ThreeDimensionalCurveType-elevation
type: ObjectProperty
sub property of: ThreeDimensionalCurveType OP
type: FunctionalProperty
domain: ThreeDimensionalCurveType
range: ValAltitudeType
comment: The vertical distance of a point or a level, on or affixed to the surface of the earth, measured from mean sea level.

ThreeDimensionalCurveType-geoidUndulation
type: ObjectProperty
sub property of: ThreeDimensionalCurveType OP
type: FunctionalProperty
domain: ThreeDimensionalCurveType
range: ValDistanceType
comment: The distance of the geoid above (positive) or below (negative) the mathematical reference ellipsoid at the location of the curve.

ThreeDimensionalCurveType-horizontalAccuracy
type: ObjectProperty
sub property of: ThreeDimensionalCurveType OP
type: FunctionalProperty
domain: ThreeDimensionalCurveType
range: ValDistanceType
comment: The difference between the recorded horizontal coordinates of an entity and its true position referenced to the same geodetic datum expressed as a circular error at 95 percent probability.

ThreeDimensionalCurveType-horizontalResolution
type: ObjectProperty
sub property of: ThreeDimensionalCurveType OP
type: FunctionalProperty
domain: ThreeDimensionalCurveType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

ThreeDimensionalCurveType-verticalAccuracy
type: ObjectProperty
sub property of: ThreeDimensionalCurveType OP
type: FunctionalProperty
domain: ThreeDimensionalCurveType
range: ValDistanceType
comment: The difference between the recorded elevation of an entity and its true elevation referenced to the same vertical datum expressed as a linear error at 95 percent probability.

ThreeDimensionalCurveType-verticalDatum
type: ObjectProperty
sub property of: ThreeDimensionalCurveType OP
type: FunctionalProperty
domain: ThreeDimensionalCurveType
range: CodeVerticalDatumType
comment: The set of reference points or a mathematical model of the Earth's surface (a datum) against which vertical position measurements are made as basis for measuring elevations.

ThreeDimensionalCurveType-verticalResolution
type: ObjectProperty
sub property of: ThreeDimensionalCurveType OP
type: FunctionalProperty
domain: ThreeDimensionalCurveType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

ThreeDimensionalPointType-elevation
type: ObjectProperty
sub property of: ThreeDimensionalPointType OP
type: FunctionalProperty
domain: ThreeDimensionalPointType
range: ValAltitudeType
comment: The vertical distance of a point or a level, on or affixed to the surface of the earth, measured from mean sea level.

ThreeDimensionalPointType-geoidUndulation
type: ObjectProperty
sub property of: ThreeDimensionalPointType OP
type: FunctionalProperty
domain: ThreeDimensionalPointType
range: ValDistanceType
comment: The distance of the geoid above (positive) or below (negative) the mathematical reference ellipsoid at the location of the point.

ThreeDimensionalPointType-horizontalAccuracy
type: ObjectProperty
sub property of: ThreeDimensionalPointType OP
type: FunctionalProperty
domain: ThreeDimensionalPointType
range: ValDistanceType
comment: The difference between the recorded horizontal coordinates of an entity and its true position referenced to the same geodetic datum expressed as a circular error at 95 percent probability.

ThreeDimensionalPointType-horizontalResolution
type: ObjectProperty
sub property of: ThreeDimensionalPointType OP
type: FunctionalProperty
domain: ThreeDimensionalPointType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

ThreeDimensionalPointType-verticalAccuracy
type: ObjectProperty
sub property of: ThreeDimensionalPointType OP
type: FunctionalProperty
domain: ThreeDimensionalPointType
range: ValDistanceType
comment: The difference between the recorded elevation of an entity and its true elevation referenced to the same vertical datum expressed as a linear error at 95 percent probability.

ThreeDimensionalPointType-verticalDatum
type: ObjectProperty
sub property of: ThreeDimensionalPointType OP
type: FunctionalProperty
domain: ThreeDimensionalPointType
range: CodeVerticalDatumType
comment: The set of reference points or a mathematical model of the Earth's surface (a datum) against which vertical position measurements are made as basis for measuring elevations.

ThreeDimensionalPointType-verticalResolution
type: ObjectProperty
sub property of: ThreeDimensionalPointType OP
type: FunctionalProperty
domain: ThreeDimensionalPointType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

ThreeDimensionalSurfaceType-elevation
type: ObjectProperty
sub property of: ThreeDimensionalSurfaceType OP
type: FunctionalProperty
domain: ThreeDimensionalSurfaceType
range: ValAltitudeType
comment: The vertical distance of a point or a level, on or affixed to the surface of the earth, measured from mean sea level.

ThreeDimensionalSurfaceType-geoidUndulation
type: ObjectProperty
sub property of: ThreeDimensionalSurfaceType OP
type: FunctionalProperty
domain: ThreeDimensionalSurfaceType
range: ValDistanceType
comment: The distance of the geoid above (positive) or below (negative) the mathematical reference ellipsoid at the location of the surface.

ThreeDimensionalSurfaceType-horizontalAccuracy
type: ObjectProperty
sub property of: ThreeDimensionalSurfaceType OP
type: FunctionalProperty
domain: ThreeDimensionalSurfaceType
range: ValDistanceType
comment: The difference between the recorded horizontal coordinates of an entity and its true position referenced to the same geodetic datum expressed as a circular error at 95 percent probability.

ThreeDimensionalSurfaceType-horizontalResolution
type: ObjectProperty
sub property of: ThreeDimensionalSurfaceType OP
type: FunctionalProperty
domain: ThreeDimensionalSurfaceType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

ThreeDimensionalSurfaceType-verticalAccuracy
type: ObjectProperty
sub property of: ThreeDimensionalSurfaceType OP
type: FunctionalProperty
domain: ThreeDimensionalSurfaceType
range: ValDistanceType
comment: The difference between the recorded elevation of an entity and its true elevation referenced to the same vertical datum expressed as a linear error at 95 percent probability.

ThreeDimensionalSurfaceType-verticalDatum
type: ObjectProperty
sub property of: ThreeDimensionalSurfaceType OP
type: FunctionalProperty
domain: ThreeDimensionalSurfaceType
range: CodeVerticalDatumType
comment: The set of reference points or a mathematical model of the Earth's surface (a datum) against which vertical position measurements are made as basis for measuring elevations.

ThreeDimensionalSurfaceType-verticalResolution
type: ObjectProperty
sub property of: ThreeDimensionalSurfaceType OP
type: FunctionalProperty
domain: ThreeDimensionalSurfaceType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

TimeToEntryBoundary-distanceFromEntry
type: ObjectProperty
sub property of: TimeToEntryBoundary OP
type: FunctionalProperty
domain: TimeToEntryBoundary
range: ValDistanceType
comment: The distance to the airspace entry boundary.

TimeToPointBoundary-distanceFromPoint
type: ObjectProperty
sub property of: TimeToPointBoundary OP
type: FunctionalProperty
domain: TimeToPointBoundary
range: ValDistanceType
comment: The distance to the flyover boundary.

Timesheet-day
type: ObjectProperty
sub property of: Timesheet OP
type: FunctionalProperty
domain: Timesheet
range: CodeParticularDayType
comment: An indicator of the day the timesheet is referring to.

Timesheet-dayTil
type: ObjectProperty
sub property of: Timesheet OP
type: FunctionalProperty
domain: Timesheet
range: CodeParticularDayType
comment: An indicator of the days affected by the timesheet.

Timesheet-endEvent
type: ObjectProperty
sub property of: Timesheet OP
type: FunctionalProperty
domain: Timesheet
range: CodeTimeEventType
comment: A reference to an event (like sunset or sunrise), the occurrence of which indicates when the period described in the timesheet ends.

Timesheet-endEventInterpretation
type: ObjectProperty
sub property of: Timesheet OP
type: FunctionalProperty
domain: Timesheet
range: CodeTimeEventCombinationType
comment: When both the 'EndTime' and 'EndEvent' values of the timesheet are not blank, this attribute explains how the combination of the two attributes should be interpreted, i.e. which of the two moments in time is the end of the period described by the timesheet.

Timesheet-startEvent
type: ObjectProperty
sub property of: Timesheet OP
type: FunctionalProperty
domain: Timesheet
range: CodeTimeEventType
comment: A reference to an event (like sunset or sunrise), the occurrence of which indicates when the period described in the timesheet starts.

Timesheet-startEventInterpretation
type: ObjectProperty
sub property of: Timesheet OP
type: FunctionalProperty
domain: Timesheet
range: CodeTimeEventCombinationType
comment: When both the 'StartTime' and 'StartEvent' values of a timesheet are not blank, this explains how the combination of the two values should be interpreted, i.e. which of the two moments in time is the beginning of the period described by the timesheet.

Timesheet-timeReference
type: ObjectProperty
sub property of: Timesheet OP
type: FunctionalProperty
domain: Timesheet
range: CodeTimeReferenceType
comment: An indicator of the time reference system or reference system offset for time values specified in the timesheet.

TouchDownLiftOff-length
type: ObjectProperty
sub property of: TouchDownLiftOff OP
type: FunctionalProperty
domain: TouchDownLiftOff
range: ValDistanceType
comment: The physical length of the touchdown and lift-off area.

TouchDownLiftOff-width
type: ObjectProperty
sub property of: TouchDownLiftOff OP
type: FunctionalProperty
domain: TouchDownLiftOff
range: ValDistanceType
comment: The physical width of the touchdown and lift-off area.

TouchDownLiftOffLightSystem-position
type: ObjectProperty
sub property of: TouchDownLiftOffLightSystem OP
type: FunctionalProperty
domain: TouchDownLiftOffLightSystem
range: CodeTLOFSectionType
comment: A indication of the part of the touch down and lift-off surface the lighting system is serving.

TouchDownLiftOffMarking-markingLocation
type: ObjectProperty
sub property of: TouchDownLiftOffMarking OP
type: FunctionalProperty
domain: TouchDownLiftOffMarking
range: CodeTLOFSectionType
comment: An indication of the location of the marking relative to the surface of a touch down and lift-off area.

TrackDirectionChange-time
type: ObjectProperty
sub property of: TrackDirectionChange OP
type: FunctionalProperty
domain: TrackDirectionChange
range: DateTimeWithPlanningType
comment: The time at which the change of track direction occurs.

TrafficCount-airTrafficType
type: ObjectProperty
sub property of: TrafficCount OP
type: FunctionalProperty
domain: TrafficCount
range: CodeAirTrafficType
comment: The traffic type considered by the traffic count.

TrafficCount-calculationType
type: ObjectProperty
sub property of: TrafficCount OP
type: FunctionalProperty
domain: TrafficCount
range: CodeCountCalculationType
comment: The calculation type of the count.

TrafficCount-flightStatusType
type: ObjectProperty
sub property of: TrafficCount OP
type: FunctionalProperty
domain: TrafficCount
range: CodeFlightStatusForCountType
comment: Limitation of the traffic count to a particular flight status.

TrafficSeparationService-airTrafficServiceType
type: ObjectProperty
sub property of: TrafficSeparationService OP
type: FunctionalProperty
domain: TrafficSeparationService
range: CodeAirTrafficServiceType
comment: The type of air traffic service provided.

TrafficVolumeLinkedFlow-role
type: ObjectProperty
sub property of: TrafficVolumeLinkedFlow OP
type: FunctionalProperty
domain: TrafficVolumeLinkedFlow
range: CodeFlowCombinationRoleType
comment: The role that a flow fulfils within a traffic volume.

Trajectory-dialogueStatus
type: ObjectProperty
sub property of: Trajectory OP
type: FunctionalProperty
domain: Trajectory
range: CodeTrajectoryDialogueStatusType
comment: Status information for monitoring the progression of the dialogue.

Trajectory-flightRules
type: ObjectProperty
sub property of: Trajectory OP
type: FunctionalProperty
domain: Trajectory
range: CodeFiledFlightRulesType
comment: The category of flight rules with which the pilot intends to comply.

Trajectory-type
type: ObjectProperty
sub property of: Trajectory OP
type: FunctionalProperty
domain: Trajectory
range: CodeTrajectoryType
comment: The type of trajectory.

TrajectoryConstraint-category
type: ObjectProperty
sub property of: TrajectoryConstraint OP
type: FunctionalProperty
domain: TrajectoryConstraint
range: CodeConstraintCategoryType
comment: The category of the trajectory constraint.

TrajectoryConstraint-constraintHandling
type: ObjectProperty
sub property of: TrajectoryConstraint OP
type: FunctionalProperty
domain: TrajectoryConstraint
range: CodeConstraintHandlingType
comment: The open/closed status of the trajectory constraint.

TrajectoryConstraint-constraintOriginator
type: ObjectProperty
sub property of: TrajectoryConstraint OP
type: FunctionalProperty
domain: TrajectoryConstraint
range: CodeConstraintOriginatorType
comment: The entity responsible for the trajectory constraint creation.

TrajectoryConstraint-rocd
type: ObjectProperty
sub property of: TrajectoryConstraint OP
type: FunctionalProperty
domain: TrajectoryConstraint
range: ValSpeedType
comment: Rate of climb/descent to respect.

TrajectoryConstraint-status
type: ObjectProperty
sub property of: TrajectoryConstraint OP
type: FunctionalProperty
domain: TrajectoryConstraint
range: CodeConstraintStatusType
comment: The state of acceptance of the trajectory constraint by the FDMP.

TrajectoryElement-assignedSpeed
type: ObjectProperty
sub property of: TrajectoryElement OP
type: FunctionalProperty
domain: TrajectoryElement
range: ValSpeedType
comment: The True Airspeed for the first or the whole cruising portion of the flight.

TrajectoryElement-flightRules
type: ObjectProperty
sub property of: TrajectoryElement OP
type: FunctionalProperty
domain: TrajectoryElement
range: CodeFlightRulesType
comment: The regulation, or combination of regulations, that governs all aspects of operations under which the pilot plans to fly that trajectory element.

TrajectoryElement-type
type: ObjectProperty
sub property of: TrajectoryElement OP
type: FunctionalProperty
domain: TrajectoryElement
range: CodeTrajectoryElementType
comment: The type of trajectory element.

TrajectoryPoint-acceptanceStatus
type: ObjectProperty
sub property of: TrajectoryPoint OP
type: FunctionalProperty
domain: TrajectoryPoint
range: CodeTrajectoryPointAcceptanceStatusType
comment: The status of acceptance of the trajectory point by the FDMP.

TrajectoryPoint-cumulativeDistance
type: ObjectProperty
sub property of: TrajectoryPoint OP
type: FunctionalProperty
domain: TrajectoryPoint
range: ValDistanceType
comment: Distance flown from a point of reference.

TrajectoryPoint-distanceFromTakeOff
type: ObjectProperty
sub property of: TrajectoryPoint OP
type: FunctionalProperty
domain: TrajectoryPoint
range: ValDistanceType
comment: Cumulative track distance from take-off to that trajectory point.

TrajectoryPoint-type
type: ObjectProperty
sub property of: TrajectoryPoint OP
type: FunctionalProperty
domain: TrajectoryPoint
range: CodeTrajectoryPointType
comment: Characterizes a point of the trajectory

TrajectorySegment-exceedLength
type: ObjectProperty
sub property of: TrajectorySegment OP
type: FunctionalProperty
domain: TrajectorySegment
range: ValDistanceType
comment: A value used to indicate that only Direct Flight Segments (DCT) that exceed this value are concerned by a Flight Restriction.

TrajectorySegment-type
type: ObjectProperty
sub property of: TrajectorySegment OP
type: FunctionalProperty
domain: TrajectorySegment
range: CodeTrajectorySegmentType
comment: The type of TrajectorySegment.

TransferData-heading
type: ObjectProperty
sub property of: TransferData OP
type: FunctionalProperty
domain: TransferData
range: CodeHeadingType
comment: Heading assigned during transfer phase.

TransferData-rate
type: ObjectProperty
sub property of: TransferData OP
type: FunctionalProperty
domain: TransferData
range: ValSpeedType
comment: Rate of climb/descent assigned during transfer phase.

TransferData-speed
type: ObjectProperty
sub property of: TransferData OP
type: FunctionalProperty
domain: TransferData
range: ValSpeedType
comment: Speed assigned during transfer phase.

TropicalCyclone-centralPressure
type: ObjectProperty
sub property of: TropicalCyclone OP
type: FunctionalProperty
domain: TropicalCyclone
range: ValPressureType
comment: Pressure at the centre of the cyclone.

TropicalCyclone-maxSurfaceWindSpeed
type: ObjectProperty
sub property of: TropicalCyclone OP
type: FunctionalProperty
domain: TropicalCyclone
range: ValSpeedType
comment: Maximum surface wind speed of a tropical cyclone.

Tropopause-temperature
type: ObjectProperty
sub property of: Tropopause OP
type: FunctionalProperty
domain: Tropopause
range: ValTemperatureType
comment: The temperature of the tropopause.

Turbulence-turbulenceType
type: ObjectProperty
sub property of: Turbulence OP
type: FunctionalProperty
domain: Turbulence
range: CodeTurbulenceType
comment: The type of turbulence.

TwoDimensionalCurveType-horizontalAccuracy
type: ObjectProperty
sub property of: TwoDimensionalCurveType OP
type: FunctionalProperty
domain: TwoDimensionalCurveType
range: ValDistanceType
comment: The difference between the recorded horizontal coordinates of an entity and its true position referenced to the same geodetic datum expressed as a circular error at 95 percent probability.

TwoDimensionalCurveType-horizontalResolution
type: ObjectProperty
sub property of: TwoDimensionalCurveType OP
type: FunctionalProperty
domain: TwoDimensionalCurveType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

TwoDimensionalPointType-horizontalAccuracy
type: ObjectProperty
sub property of: TwoDimensionalPointType OP
type: FunctionalProperty
domain: TwoDimensionalPointType
range: ValDistanceType
comment: The difference between the recorded horizontal coordinates of an entity and its true position referenced to the same geodetic datum expressed as a circular error at 95 percent probability.

TwoDimensionalPointType-horizontalResolution
type: ObjectProperty
sub property of: TwoDimensionalPointType OP
type: FunctionalProperty
domain: TwoDimensionalPointType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

TwoDimensionalSurfaceType-horizontalAccuracy
type: ObjectProperty
sub property of: TwoDimensionalSurfaceType OP
type: FunctionalProperty
domain: TwoDimensionalSurfaceType
range: ValDistanceType
comment: The difference between the recorded horizontal coordinates of an entity and its true position referenced to the same geodetic datum expressed as a circular error at 95 percent probability.

TwoDimensionalSurfaceType-horizontalResolution
type: ObjectProperty
sub property of: TwoDimensionalSurfaceType OP
type: FunctionalProperty
domain: TwoDimensionalSurfaceType
range: ValDistanceType
comment: A distance corresponding to the number of units or digits to which a measured or calculated value is expressed and used.

Unit-military
type: ObjectProperty
sub property of: Unit OP
type: FunctionalProperty
domain: Unit
range: CodeMilitaryOperationsType
comment: An indicator of the operational nature of the unit.

Unit-type
type: ObjectProperty
sub property of: Unit OP
type: FunctionalProperty
domain: Unit
range: CodeUnitType
comment: An indicator of the type of unit, usually related to the standard type of services provided by it.

Unit-unitResponsibility
type: ObjectProperty
sub property of: Unit OP
type: FunctionalProperty
domain: Unit
range: CodeResponsibilityKindType
comment: The responsibility of the unit.

Unit-unitRole
type: ObjectProperty
sub property of: Unit OP
type: FunctionalProperty
domain: Unit
range: CodeRoleKindType
comment: The role played by the unit.

UnitAvailability-operationalStatus
type: ObjectProperty
sub property of: UnitAvailability OP
type: FunctionalProperty
domain: UnitAvailability
range: CodeStatusOperationsType
comment: An indicator of the operational status of a Unit in regards to its availability.

UnitDependency-type
type: ObjectProperty
sub property of: UnitDependency OP
type: FunctionalProperty
domain: UnitDependency
range: CodeUnitDependencyType
comment: An indicator of the kind of dependency that a related unit has in relation to the unit.

UnplannedHolding-authorizedAltitude
type: ObjectProperty
sub property of: UnplannedHolding OP
type: FunctionalProperty
domain: UnplannedHolding
range: ValVerticalDistanceType
comment: Approved altitude based on unplanned holding assessment.

UnplannedHolding-unplannedHolding
type: ObjectProperty
sub property of: UnplannedHolding OP
type: FunctionalProperty
domain: UnplannedHolding
range: CodeApprovalType
comment: Indication whether the holding pattern is used as an unplanned holding.

UsageCondition-type
type: ObjectProperty
sub property of: UsageCondition OP
type: FunctionalProperty
domain: UsageCondition
range: CodeUsageLimitationType
comment: The nature of the limitation which determines rules for usage of an aerodrome or one of its surfaces.

VOR-frequency
type: ObjectProperty
sub property of: VOR OP
type: FunctionalProperty
domain: VOR
range: ValFrequencyType
comment: The value of the frequency.

VOR-type
type: ObjectProperty
sub property of: VOR OP
type: FunctionalProperty
domain: VOR
range: CodeVORType
comment: A code indicating a type of VOR.

VOR-zeroBearingDirection
type: ObjectProperty
sub property of: VOR OP
type: FunctionalProperty
domain: VOR
range: CodeNorthReferenceType
comment: A code indicating the direction of the 'zero bearing' provided by the station.

ValAccelerationType-uom
type: ObjectProperty
sub property of: ValAccelerationType OP
type: FunctionalProperty
domain: ValAccelerationType
range: CodeUomAccelerationType
comment: Unit of measure

ValAltitudeWithBoundaryType-altitudeTolerance
type: ObjectProperty
sub property of: ValAltitudeWithBoundaryType OP
type: FunctionalProperty
domain: ValAltitudeWithBoundaryType
range: AltitudeRangeType
comment: Allowable amount of variation in altitude.

ValAltitudeWithBoundaryType-valueInterpretation
type: ObjectProperty
sub property of: ValAltitudeWithBoundaryType OP
type: FunctionalProperty
domain: ValAltitudeWithBoundaryType
range: CodeValueInterpretationType
comment: Indication of how the altitude value should be interpreted.

ValConcentrationType-uom
type: ObjectProperty
sub property of: ValConcentrationType OP
type: FunctionalProperty
domain: ValConcentrationType
range: CodeUomMassConcentrationType
comment: Unit of measure

ValDistanceType-uom
type: ObjectProperty
sub property of: ValDistanceType OP
type: FunctionalProperty
domain: ValDistanceType
range: CodeUomLengthType
comment: Unit of measure

ValFrequencyType-uom
type: ObjectProperty
sub property of: ValFrequencyType OP
type: FunctionalProperty
domain: ValFrequencyType
range: CodeUomFrequencyType
comment: Unit of measure

ValLightIntensityType-uom
type: ObjectProperty
sub property of: ValLightIntensityType OP
type: FunctionalProperty
domain: ValLightIntensityType
range: CodeUomLuminousIntensityType
comment: Unit of measure

ValMassType-uom
type: ObjectProperty
sub property of: ValMassType OP
type: FunctionalProperty
domain: ValMassType
range: CodeUomMassType
comment: Unit of measure

ValPressureType-uom
type: ObjectProperty
sub property of: ValPressureType OP
type: FunctionalProperty
domain: ValPressureType
range: CodeUomPressureType
comment: Unit of measure

ValRateOfTurnType-turnIndicator
type: ObjectProperty
sub property of: ValRateOfTurnType OP
type: FunctionalProperty
domain: ValRateOfTurnType
range: CodeDirectionTurnType
comment: The turn indicator.

ValSpeedType-uom
type: ObjectProperty
sub property of: ValSpeedType OP
type: FunctionalProperty
domain: ValSpeedType
range: CodeUomVelocityType
comment: Unit of measure

ValSpeedWithBoundaryType-speedTolerance
type: ObjectProperty
sub property of: ValSpeedWithBoundaryType OP
type: FunctionalProperty
domain: ValSpeedWithBoundaryType
range: SpeedRangeType
comment: Allowable amount of variation in speed.

ValSpeedWithBoundaryType-valueInterpretation
type: ObjectProperty
sub property of: ValSpeedWithBoundaryType OP
type: FunctionalProperty
domain: ValSpeedWithBoundaryType
range: CodeValueInterpretationType
comment: Indication of how the speed value should be interpreted.

ValTemperatureType-uom
type: ObjectProperty
sub property of: ValTemperatureType OP
type: FunctionalProperty
domain: ValTemperatureType
range: CodeUomTemperatureType
comment: Unit of measure

ValVerticalDistanceType-heightReference
type: ObjectProperty
sub property of: ValVerticalDistanceType OP
type: FunctionalProperty
domain: ValVerticalDistanceType
range: CodeHeightReferenceType
comment: The reference surface for a height value.

ValVerticalDistanceType-specialHeightValue
type: ObjectProperty
sub property of: ValVerticalDistanceType OP
type: FunctionalProperty
domain: ValVerticalDistanceType
range: CodeSpecialHeightValueType
comment: ATM specific height type

ValVerticalDistanceType-verticalReference
type: ObjectProperty
sub property of: ValVerticalDistanceType OP
type: FunctionalProperty
domain: ValVerticalDistanceType
range: CodeVerticalReferenceType
comment: The reference surface used for determining the value of the vertical distance.

ValWeightType-uom
type: ObjectProperty
sub property of: ValWeightType OP
type: FunctionalProperty
domain: ValWeightType
range: CodeUomWeightType
comment: Unit of measure

Vehicle-surfaceVehicleType
type: ObjectProperty
sub property of: Vehicle OP
type: FunctionalProperty
domain: Vehicle
range: CodeSurfaceVehicleIdentificationType
comment: Type of surface vehicle.

VerticalStructure-length
type: ObjectProperty
sub property of: VerticalStructure OP
type: FunctionalProperty
domain: VerticalStructure
range: ValDistanceType
comment: The overall length of the vertical structure.

VerticalStructure-radius
type: ObjectProperty
sub property of: VerticalStructure OP
type: FunctionalProperty
domain: VerticalStructure
range: ValDistanceType
comment: The overall length of the radius of a vertical structure that has a relatively circular shape.

VerticalStructure-type
type: ObjectProperty
sub property of: VerticalStructure OP
type: FunctionalProperty
domain: VerticalStructure
range: CodeVerticalStructureType
comment: The type of vertical structure.

VerticalStructure-width
type: ObjectProperty
sub property of: VerticalStructure OP
type: FunctionalProperty
domain: VerticalStructure
range: ValDistanceType
comment: Overall width of the vertical structure.

VerticalStructurePart-constructionStatus
type: ObjectProperty
sub property of: VerticalStructurePart OP
type: FunctionalProperty
domain: VerticalStructurePart
range: CodeStatusConstructionType
comment: The status of construction of the man-made object that constitutes the vertical structure part.

VerticalStructurePart-markingFirstColour
type: ObjectProperty
sub property of: VerticalStructurePart OP
type: FunctionalProperty
domain: VerticalStructurePart
range: CodeColourType
comment: The principal colour of the marking of the vertical structure part.

VerticalStructurePart-markingPattern
type: ObjectProperty
sub property of: VerticalStructurePart OP
type: FunctionalProperty
domain: VerticalStructurePart
range: CodeVerticalStructureMarkingType
comment: The general layout of the external paint or another marking element, intended to increase the visibility of the vertical structure part.

VerticalStructurePart-markingSecondColour
type: ObjectProperty
sub property of: VerticalStructurePart OP
type: FunctionalProperty
domain: VerticalStructurePart
range: CodeColourType
comment: The secondary colour for the marking of the vertical structure part.

VerticalStructurePart-topElevation
type: ObjectProperty
sub property of: VerticalStructurePart OP
type: FunctionalProperty
domain: VerticalStructurePart
range: ValAltitudeType
comment: The vertical distance of the highest point of the vertical structure measured from mean sea level.

VerticalStructurePart-type
type: ObjectProperty
sub property of: VerticalStructurePart OP
type: FunctionalProperty
domain: VerticalStructurePart
range: CodeVerticalStructureType
comment: An indicator of the type of vertical structure part.

VerticalStructurePart-verticalExtent
type: ObjectProperty
sub property of: VerticalStructurePart OP
type: FunctionalProperty
domain: VerticalStructurePart
range: ValDistanceType
comment: The vertical extent of the vertical structure part.

VerticalStructurePart-verticalExtentAccuracy
type: ObjectProperty
sub property of: VerticalStructurePart OP
type: FunctionalProperty
domain: VerticalStructurePart
range: ValDistanceType
comment: Accuracy of the value of the declared vertical extent of the vertical structure part.

VerticalStructurePart-visibleMaterial
type: ObjectProperty
sub property of: VerticalStructurePart OP
type: FunctionalProperty
domain: VerticalStructurePart
range: CodeVerticalStructureMaterialType
comment: An indicator of the type(s) of material that compose the load-bearing structure and/or exterior facing of a vertical construction.

VisualGlideSlopeIndicator-minimumEyeHeightOverThreshold
type: ObjectProperty
sub property of: VisualGlideSlopeIndicator OP
type: FunctionalProperty
domain: VisualGlideSlopeIndicator
range: ValVerticalDistanceType
comment: The minimum height of the aircraft cockpit over the threshold when the aircraft glide slope indicator is showing an on-slope indication.

VisualGlideSlopeIndicator-position
type: ObjectProperty
sub property of: VisualGlideSlopeIndicator OP
type: FunctionalProperty
domain: VisualGlideSlopeIndicator
range: CodeRelativePositionType
comment: A location, relative to a runway centreline, of the visual approach slope indicator for a final approach and take off area (FATO)/runway direction.

VisualGlideSlopeIndicator-type
type: ObjectProperty
sub property of: VisualGlideSlopeIndicator OP
type: FunctionalProperty
domain: VisualGlideSlopeIndicator
range: CodeVASISType
comment: The type of visual glide slope indicator system installed, based upon the number, colour, and/or position of various components.

VolcanicAshCloud-ashConcentration
type: ObjectProperty
sub property of: VolcanicAshCloud OP
type: FunctionalProperty
domain: VolcanicAshCloud
range: ValConcentrationType
comment: Mass concentration of ash in an ash cloud expressed in mass unit per volume unit.

WeatherCondition-changeIndicator
type: ObjectProperty
sub property of: WeatherCondition OP
type: FunctionalProperty
domain: WeatherCondition
range: CodeChangeIndicatorType
comment: Indication about the type of meteorological conditions changes.

WeatherPhenomenon-base
type: ObjectProperty
sub property of: WeatherPhenomenon OP
type: FunctionalProperty
domain: WeatherPhenomenon
range: ValDistanceType
comment: Altitude of the lowest level of the description of a weather phenomenon.

WeatherPhenomenon-intensity
type: ObjectProperty
sub property of: WeatherPhenomenon OP
type: FunctionalProperty
domain: WeatherPhenomenon
range: CodeWeatherIntensityType
comment: Severity of a weather phenomenon.

WeatherPhenomenon-phenomenonType
type: ObjectProperty
sub property of: WeatherPhenomenon OP
type: FunctionalProperty
domain: WeatherPhenomenon
range: CodeWeatherPhenomenonType
comment: Description of the type of a weather phenomenon.

WeatherPhenomenon-significantWeatherQualifier
type: ObjectProperty
sub property of: WeatherPhenomenon OP
type: FunctionalProperty
domain: WeatherPhenomenon
range: CodeSignificantWeatherQualifierType
comment: A qualifier used in association with a reported significant weather phenomenon.

WeatherPhenomenon-top
type: ObjectProperty
sub property of: WeatherPhenomenon OP
type: FunctionalProperty
domain: WeatherPhenomenon
range: ValDistanceType
comment: Altitude of the highest level of the description of a weather phenomenon.

WhatIfFlight-alternativeFlightStatus
type: ObjectProperty
sub property of: WhatIfFlight OP
type: FunctionalProperty
domain: WhatIfFlight
range: CodeAlternativeFlightStateType
comment: The status of the alternative flight

WhatIfFlight-response
type: ObjectProperty
sub property of: WhatIfFlight OP
type: FunctionalProperty
domain: WhatIfFlight
range: CodeAlternativeFlightResponseKindType
comment: The response to an alternative flight issued by an ATSU.

Wind-crosswind
type: ObjectProperty
sub property of: Wind OP
type: FunctionalProperty
domain: Wind
range: ValSpeedType
comment: A wind blowing perpendicularly to one's direction of travel or orientation.

Wind-headwind
type: ObjectProperty
sub property of: Wind OP
type: FunctionalProperty
domain: Wind
range: ValSpeedType
comment: A wind blowing from directly in front, opposing forward motion or orientation.

Wind-maxWindSpeed
type: ObjectProperty
sub property of: Wind OP
type: FunctionalProperty
domain: Wind
range: ValSpeedType
comment: The maximum speed of the wind.

Wind-minWindSpeed
type: ObjectProperty
sub property of: Wind OP
type: FunctionalProperty
domain: Wind
range: ValSpeedType
comment: The minimum speed of the wind.

Wind-verticalWindGust
type: ObjectProperty
sub property of: Wind OP
type: FunctionalProperty
domain: Wind
range: ValSpeedType
comment: Component wind gust in the upward or downward direction.

Wind-windGust
type: ObjectProperty
sub property of: Wind OP
type: FunctionalProperty
domain: Wind
range: ValSpeedType
comment: Variation from the mean surface wind speed as defined by ICAO Annex 3.

Wind-windSpeed
type: ObjectProperty
sub property of: Wind OP
type: FunctionalProperty
domain: Wind
range: ValSpeedType
comment: The speed of the wind.

WindLayer-height
type: ObjectProperty
sub property of: WindLayer OP
type: FunctionalProperty
domain: WindLayer
range: ValDistanceType
comment: Altitude of the wind.

WindLayer-windCharacteristics
type: ObjectProperty
sub property of: WindLayer OP
type: FunctionalProperty
domain: WindLayer
range: CodeWindCharacteristicType
comment: Description of the wind characteristics.

WindShear-level
type: ObjectProperty
sub property of: WindShear OP
type: FunctionalProperty
domain: WindShear
range: ValDistanceType
comment: Altitude expressed as a vertical distance where the wind shear occurs.

WorkArea-type
type: ObjectProperty
sub property of: WorkArea OP
type: FunctionalProperty
domain: WorkArea
range: CodeWorkAreaType
comment: The type of work performed in the work area.

category21ReportPeriod
type: DatatypeProperty
sub property of: ADSBGroundStationServiceConfiguration DP
type: FunctionalProperty
domain: ADSBGroundStationServiceConfiguration
range: duration
comment: The report period for Category 021 reports.

reportingPeriod
type: DatatypeProperty
sub property of: ADSBGroundStationServiceConfiguration DP
type: FunctionalProperty
domain: ADSBGroundStationServiceConfiguration
range: duration
comment: The Service Status Reporting Period.

reportingPeriod
type: DatatypeProperty
sub property of: ADSBGroundStationStatus DP
type: FunctionalProperty
domain: ADSBGroundStationStatus
range: duration
comment: The Ground Station Status Reporting Period.

designator
type: DatatypeProperty
sub property of: ATCBlindSpot DP
type: FunctionalProperty
domain: ATCBlindSpot
range: string
comment: An identifier by which the ATC blind spot is labelled on airport maps.

clearedFlightLevel
type: DatatypeProperty
sub property of: ATCClearance DP
type: FunctionalProperty
domain: ATCClearance
range: integer
comment: The flight level an aircraft is cleared to maintain as specified by ATC.

regulationExclusionsCount
type: DatatypeProperty
sub property of: ATFMBehaviour DP
type: FunctionalProperty
domain: ATFMBehaviour
range: integer
comment: The total count of regulations from which the flight is excluded.

toleranceWindow
type: DatatypeProperty
sub property of: ATFMDepartureSlot DP
type: FunctionalProperty
domain: ATFMDepartureSlot
range: duration
comment: Tolerance window (-5min/+10min) around the Calculated Take-Off Time (CTOT) at which the allocated flight has to adherence.

respondBy
type: DatatypeProperty
sub property of: ATFMDepartureSlotImprovementProposal DP
type: FunctionalProperty
domain: ATFMDepartureSlotImprovementProposal
comment: The time until it is allowed for providing an answer to the slot proposed.

designator
type: DatatypeProperty
sub property of: ATFMRegulation DP
type: FunctionalProperty
domain: ATFMRegulation
range: string
comment: Unique and immutable designator of the ATFM regulation within an AIRAC cycle.

iataDelayCode
type: DatatypeProperty
sub property of: ATFMRegulation DP
type: FunctionalProperty
domain: ATFMRegulation
range: integer
comment: The IATA delay code of the regulations due to this regulation cause.

noDelayWindow
type: DatatypeProperty
sub property of: ATFMRegulation DP
type: FunctionalProperty
domain: ATFMRegulation
range: duration
comment: Time window duration around the Estimated Time Over (ETO) within which the regulation does not delay a flight. In certain cases, the window is applied around the minimum Controlled Time Over (CTO).

slotDelimiter
type: DatatypeProperty
sub property of: ATFMRegulationSlot DP
type: FunctionalProperty
domain: ATFMRegulationSlot
range: duration
comment: The duration of the slot.

currentLandingRate
type: DatatypeProperty
sub property of: ActiveRunwayConfiguration DP
type: FunctionalProperty
domain: ActiveRunwayConfiguration
range: integer
comment: The number of aircraft allowed to approach the Active Runway Configuration per hour, taking all operational constraints into account.

designatorNumber
type: DatatypeProperty
sub property of: AerialRefuelling DP
type: FunctionalProperty
domain: AerialRefuelling
range: integer
comment: A designator that identifies the aerial refuelling route.

designatorSuffix
type: DatatypeProperty
sub property of: AerialRefuelling DP
type: FunctionalProperty
domain: AerialRefuelling
range: string
comment: An affix placed after a route designator used to qualify an aerial refuelling route.

name
type: DatatypeProperty
sub property of: AerialRefuelling DP
type: FunctionalProperty
domain: AerialRefuelling
range: string
comment: An identifier by which the aerial refuelling route is known.

radarBeaconSetting
type: DatatypeProperty
sub property of: AerialRefuelling DP
type: FunctionalProperty
domain: AerialRefuelling
range: integer
comment: The setting to be used by the airborne navigation radar beacon during aerial refuel operations.

xbandRadarSetting
type: DatatypeProperty
sub property of: AerialRefuelling DP
type: FunctionalProperty
domain: AerialRefuelling
range: integer
comment: The setting to be used by the airborne identification radar beacon during aerial refuelling operations.

inboundCourse
type: DatatypeProperty
sub property of: AerialRefuellingAnchor DP
type: FunctionalProperty
domain: AerialRefuellingAnchor
range: decimal
comment: The course of the inbound leg.

outboundCourse
type: DatatypeProperty
sub property of: AerialRefuellingAnchor DP
type: FunctionalProperty
domain: AerialRefuellingAnchor
range: decimal
comment: The radial, course, bearing or magnetic directional course (if navaid is a localizer) from the facility or waypoint on which anchor is based.

certificationDate
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: date
comment: The date when the aerodrome certification has been issued by the supervising authority.

certificationExpirationDate
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: date
comment: The date when the aerodrome certification will become invalid.

country
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: string
comment: The country where the airport is located.

dateMagneticVariation
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: date
comment: The date on which an associated magnetic variation was measured at the aerodrome.

designator
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: string
comment: A designator for an aerodrome.

designatorIATA
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: string
comment: The identifier that is assigned to a location in accordance with rules (resolution 767) governed by the International Air Transport Association (IATA).

locationIndicatorICAO
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: string
comment: A four-letter code group formulated in accordance with rules prescribed by ICAO and assigned to the aerodrome.

magneticVariation
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: decimal
comment: The angular difference between True North and Magnetic North measured at a given position and date.

magneticVariationAccuracy
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: decimal
comment: The accuracy of the magnetic variation.

magneticVariationChange
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: decimal
comment: The annual rate of change of the magnetic variation at a specified aerodrome.

name
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: string
comment: The primary official name of an aerodrome as designated by an appropriate authority.

transitionLevel
type: DatatypeProperty
sub property of: Aerodrome DP
type: FunctionalProperty
domain: Aerodrome
range: integer
comment: The lowest flight level available for use above the transition altitude.

designator
type: DatatypeProperty
sub property of: AerodromeHotSpot DP
type: FunctionalProperty
domain: AerodromeHotSpot
range: string
comment: An identifier by which the hot spot is labelled on airport maps.

instruction
type: DatatypeProperty
sub property of: AerodromeHotSpot DP
type: FunctionalProperty
domain: AerodromeHotSpot
range: string
comment: Action to be taken by the crew and/or vehicle drivers when approaching a hot spot at the aerodrome.

designator
type: DatatypeProperty
sub property of: AerodromeSet DP
type: FunctionalProperty
domain: AerodromeSet
range: string
comment: Designator of the aerodrome set as defined by the Network Manager.

name
type: DatatypeProperty
sub property of: AerodromeSet DP
type: FunctionalProperty
domain: AerodromeSet
range: string
comment: Textual description of the aerodromes which compose the aerodrome set.

messageOnBack
type: DatatypeProperty
sub property of: AerodromeSign DP
type: FunctionalProperty
domain: AerodromeSign
range: string
comment: The text and graphics appearing in the back message inscription of the sign.

messageOnFront
type: DatatypeProperty
sub property of: AerodromeSign DP
type: FunctionalProperty
domain: AerodromeSign
range: string
comment: The text and graphics appearing in the front message inscription of the sign.

signDirection
type: DatatypeProperty
sub property of: AerodromeSign DP
type: FunctionalProperty
domain: AerodromeSign
range: decimal
comment: The bearing from true north which the front message side of the sign faces.

maximumGradient
type: DatatypeProperty
sub property of: AerodromeTerrain DP
type: FunctionalProperty
domain: AerodromeTerrain
range: integer
comment: Maximum surface normal angle (gradient) magnitude of terrain near the movement area

maximumTerrainElevation
type: DatatypeProperty
sub property of: AerodromeTerrain DP
type: FunctionalProperty
domain: AerodromeTerrain
range: integer
comment: Maximum terrain elevation near the movement area

meanTerrainElevation
type: DatatypeProperty
sub property of: AerodromeTerrain DP
type: FunctionalProperty
domain: AerodromeTerrain
range: integer
comment: Mean terrain elevation near the movement area.

minimumTerrainElevation
type: DatatypeProperty
sub property of: AerodromeTerrain DP
type: FunctionalProperty
domain: AerodromeTerrain
range: integer
comment: Minimum terrain elevation near the movement area

standardElevationDeviation
type: DatatypeProperty
sub property of: AerodromeTerrain DP
type: FunctionalProperty
domain: AerodromeTerrain
range: integer
comment: Standard deviation for terrain elevations near the movement area

standardGradientDeviation
type: DatatypeProperty
sub property of: AerodromeTerrain DP
type: FunctionalProperty
domain: AerodromeTerrain
range: integer
comment: Standard deviation for surface normal angles (gradient) of terrain near the movement area.

name
type: DatatypeProperty
sub property of: AeronauticalGroundLight DP
type: FunctionalProperty
domain: AeronauticalGroundLight
range: string
comment: The name by which the ground light is known.

flaps
type: DatatypeProperty
sub property of: AeroplaneConfiguration DP
type: FunctionalProperty
domain: AeroplaneConfiguration
range: string
comment: The specific setting of the flaps of an aircraft.

slats
type: DatatypeProperty
sub property of: AeroplaneConfiguration DP
type: FunctionalProperty
domain: AeroplaneConfiguration
range: string
comment: The specific setting of the slats of an aircraft.

aircraftRegistration
type: DatatypeProperty
sub property of: Aircraft DP
type: FunctionalProperty
domain: Aircraft
range: string
comment: A unique, alphanumeric string that identifies a civil aircraft and consists of the Aircraft Nationality or Common Mark and an additional alphanumeric string assigned by the state of registry or common mark registering authority.

militaryAircraftCallsign
type: DatatypeProperty
sub property of: Aircraft DP
type: FunctionalProperty
domain: Aircraft
range: string
comment: The aircraft callsign for a military aircraft.

selectiveCallingCode
type: DatatypeProperty
sub property of: Aircraft DP
type: FunctionalProperty
domain: Aircraft
range: string
comment: SELCAL code, for aircraft so equipped.

aircraftColour
type: DatatypeProperty
sub property of: AircraftColourAndMarking DP
type: FunctionalProperty
domain: AircraftColourAndMarking
range: string
comment: The colour of the aircraft.

significantMarkings
type: DatatypeProperty
sub property of: AircraftColourAndMarking DP
type: FunctionalProperty
domain: AircraftColourAndMarking
range: string
comment: Significant markings for the aircraft.

heading
type: DatatypeProperty
sub property of: AircraftDirection DP
type: FunctionalProperty
domain: AircraftDirection
range: decimal
comment: The direction in which the longitudinal axis of an aircraft is pointed, usually expressed in degrees from North (true, magnetic, compass or grid).

trackDirection
type: DatatypeProperty
sub property of: AircraftDirection DP
type: FunctionalProperty
domain: AircraftDirection
range: decimal
comment: The direction of the track at the current aircraft position, usually expressed in degrees from North (true, magnetic or grid).

capacity
type: DatatypeProperty
sub property of: AircraftGroundService DP
type: FunctionalProperty
domain: AircraftGroundService
range: integer
comment: The number of aircraft which can be handled by the service.

flightNumber
type: DatatypeProperty
sub property of: AircraftIdentification DP
type: FunctionalProperty
domain: AircraftIdentification
comment: The flight identification number.

make
type: DatatypeProperty
sub property of: AircraftMakeModelSeries DP
type: FunctionalProperty
domain: AircraftMakeModelSeries
range: string
comment: The aircraft make.

model
type: DatatypeProperty
sub property of: AircraftMakeModelSeries DP
type: FunctionalProperty
domain: AircraftMakeModelSeries
range: string
comment: The aircraft model name.

series
type: DatatypeProperty
sub property of: AircraftMakeModelSeries DP
type: FunctionalProperty
domain: AircraftMakeModelSeries
range: string
comment: The aircraft series.

designatorIATA
type: DatatypeProperty
sub property of: AircraftOperator DP
type: FunctionalProperty
domain: AircraftOperator
range: string
comment: The identifier of the AircraftOperator as assigned by IATA.

designatorICAO
type: DatatypeProperty
sub property of: AircraftOperator DP
type: FunctionalProperty
domain: AircraftOperator
range: string
comment: The identifier of the AircraftOperator as assigned by ICAO.

operatingAlliance
type: DatatypeProperty
sub property of: AircraftOperator DP
type: FunctionalProperty
domain: AircraftOperator
range: string
comment: Alliance partner.

designator
type: DatatypeProperty
sub property of: AircraftStand DP
type: FunctionalProperty
domain: AircraftStand
range: string
comment: The designator of an aircraft stand used to uniquely identify it at an aerodrome.

standConfigurationUsabilityFactor
type: DatatypeProperty
sub property of: AircraftStandConfiguration DP
type: FunctionalProperty
domain: AircraftStandConfiguration
range: decimal
comment: Percentage of the time where this stand configuration is used rather than another one for the same airport.

iataIdentifier
type: DatatypeProperty
sub property of: AircraftType DP
type: FunctionalProperty
domain: AircraftType
range: string
comment: The IATA identification of an aircraft type.

icaoIdentifier
type: DatatypeProperty
sub property of: AircraftType DP
type: FunctionalProperty
domain: AircraftType
range: string
comment: The ICAO designator of an aircraft type as published in ICAO doc 8643.

operationalName
type: DatatypeProperty
sub property of: AircraftType DP
type: FunctionalProperty
domain: AircraftType
range: string
comment: Operational name or short description.
comment: Operational name or short description. It is the name of an AircraftType as it might be encountered in field 18 TYP/ or as it is referred to in plain language. The first name in the list will be considered as the generic or primary name.

snowPlan
type: DatatypeProperty
sub property of: AirportClearanceService DP
type: FunctionalProperty
domain: AirportClearanceService
range: string
comment: A description of the snow removal priorities.

allocatedSlotTime
type: DatatypeProperty
sub property of: AirportSlot DP
type: FunctionalProperty
domain: AirportSlot
comment: Time allocated by the Slot Coordinator to the airport slot at which the movement can take place

requestedSlotTime
type: DatatypeProperty
sub property of: AirportSlot DP
type: FunctionalProperty
domain: AirportSlot
comment: Time requested by the Airspace User

yearIATASeason
type: DatatypeProperty
sub property of: AirportSlot DP
type: FunctionalProperty
domain: AirportSlot
range: date
comment: Year in which the scheduling season starts.

designator
type: DatatypeProperty
sub property of: Airspace DP
type: FunctionalProperty
domain: Airspace
range: string
comment: A published sequence of characters allowing the identification of the airspace.

localType
type: DatatypeProperty
sub property of: Airspace DP
type: FunctionalProperty
domain: Airspace
range: string
comment: A type designator used locally inside a State or a Region for a particular airspace sub-category.

locationIndicatorICAO
type: DatatypeProperty
sub property of: Airspace DP
type: FunctionalProperty
domain: Airspace
range: string
comment: A four-letter code group formulated in accordance with rules prescribed by ICAO and assigned to the airspace.

name
type: DatatypeProperty
sub property of: Airspace DP
type: FunctionalProperty
domain: Airspace
range: string
comment: The name given to an airspace by a responsible authority.

skipIn
type: DatatypeProperty
sub property of: Airspace DP
type: FunctionalProperty
domain: Airspace
range: duration
comment: The minimum duration of an entry event in an Airspace before to leave the same Airspace, to be considered as a real entry event.

skipOut
type: DatatypeProperty
sub property of: Airspace DP
type: FunctionalProperty
domain: Airspace
range: duration
comment: The minimum duration of an exit event out an Airspace before to re-enter in the same Airspace, to be considered as a real exit event.

upperLowerSeparation
type: DatatypeProperty
sub property of: Airspace DP
type: FunctionalProperty
domain: Airspace
range: integer
comment: A flight level that indicates the division of airspace between lower and upper airspace.

operationSequence
type: DatatypeProperty
sub property of: AirspaceGeometryComponent DP
type: FunctionalProperty
domain: AirspaceGeometryComponent
range: integer
comment: An indicator of the order of the component in an aggregation.

angle
type: DatatypeProperty
sub property of: AngleIndication DP
type: FunctionalProperty
domain: AngleIndication
range: decimal
comment: The angle between the bearing and the North reference.

lower
type: DatatypeProperty
sub property of: AngleRangeType DP
type: FunctionalProperty
domain: AngleRangeType
range: decimal
comment: The lower limit of the angle range.

upper
type: DatatypeProperty
sub property of: AngleRangeType DP
type: FunctionalProperty
domain: AngleRangeType
range: decimal
comment: The upper limit of the angle range.

climbGradient
type: DatatypeProperty
sub property of: ApproachCondition DP
type: FunctionalProperty
domain: ApproachCondition
range: decimal
comment: The capability of an aircraft to climb with a certain gradient in take-off configuration.

requiredNavigationPerformance
type: DatatypeProperty
sub property of: ApproachCondition DP
type: FunctionalProperty
domain: ApproachCondition
range: decimal
comment: The minimum navigation performance accuracy required in an airspace. It is the navigation performance accuracy of all the user and navigation system combinations within an airspace.

time
type: DatatypeProperty
sub property of: ApproachTimingTable DP
type: FunctionalProperty
domain: ApproachTimingTable
range: duration
comment: The duration of the flight between the start point and the end point.

name
type: DatatypeProperty
sub property of: Apron DP
type: FunctionalProperty
domain: Apron
range: string
comment: The name or designator used to identify an apron at an aerodrome which has more than one apron.

requiredNavigationPerformance
type: DatatypeProperty
sub property of: ArrivalFeederLeg DP
type: FunctionalProperty
domain: ArrivalFeederLeg
range: decimal
comment: The minimum navigation performance accuracy required in an airspace. It is the navigation performance accuracy of all the user and navigation system combinations within an airspace.

requiredNavigationPerformance
type: DatatypeProperty
sub property of: ArrivalLeg DP
type: FunctionalProperty
domain: ArrivalLeg
range: decimal
comment: The minimum navigation performance accuracy required in an airspace. It is the navigation performance accuracy of all the user and navigation system combinations within an airspace.

timeToGainOrLose
type: DatatypeProperty
sub property of: ArrivalManagementAdvisory DP
type: FunctionalProperty
domain: ArrivalManagementAdvisory
range: duration
comment: An arrival management advisory in the form of the amount of time that a flight is supposed to lose or gain to arrive at the metering fix to land at the AMAN Planned Threshold Time (APTT).

timeToLoseOrGainOnTheGround
type: DatatypeProperty
sub property of: ArrivalManagementAdvisory DP
type: FunctionalProperty
domain: ArrivalManagementAdvisory
range: duration
comment: Ground Delay proposed to be applied at the departure aerodrome in order to land at the AMAN Planned Threshold Time (APTT).

remainingFlightTimeBoundary
type: DatatypeProperty
sub property of: ArrivalManagementHorizon DP
type: FunctionalProperty
domain: ArrivalManagementHorizon
range: duration
comment: Horizon definition by remaining (estimated) time of flight

fuelBurnCharacteristics
type: DatatypeProperty
sub property of: AuxiliaryPowerUnit DP
type: FunctionalProperty
domain: AuxiliaryPowerUnit
range: decimal
comment: Amount of fuel burned per time unit during normal operations.

maximumAirTemperatureTime
type: DatatypeProperty
sub property of: AviationCondition DP
type: FunctionalProperty
domain: AviationCondition
comment: The time of the occurrence of the maximum air temperature.

minimumAirTemperatureTime
type: DatatypeProperty
sub property of: AviationCondition DP
type: FunctionalProperty
domain: AviationCondition
comment: The time of the occurrence of the minimum air temperature.

relativeHumidity
type: DatatypeProperty
sub property of: AviationCondition DP
type: FunctionalProperty
domain: AviationCondition
range: decimal
comment: At a given pressure and temperature, the percentage ratio of the gram-molecular weight of the water vapour to the gram-molecular weight that the air would have if it were saturated with respect to water at the same pressure and temperature.

monitoringValue
type: DatatypeProperty
sub property of: Capacity DP
type: FunctionalProperty
domain: Capacity
range: integer
comment: The agreed number of flights accepted to enter into a reference location per rolling hour beyond which coordinated actions may be considered between the concerned parties in order to better balance the traffic load.

value
type: DatatypeProperty
sub property of: Capacity DP
type: FunctionalProperty
domain: Capacity
range: integer
comment: The capacity value.

fromAngle
type: DatatypeProperty
sub property of: CircleSector DP
type: FunctionalProperty
domain: CircleSector
range: decimal
comment: The angle from which the interpolation of the arc starts.

toAngle
type: DatatypeProperty
sub property of: CircleSector DP
type: FunctionalProperty
domain: CircleSector
range: decimal
comment: The angle at which the interpolation of the arc ends.

name
type: DatatypeProperty
sub property of: City DP
type: FunctionalProperty
domain: City
range: string
comment: The name of the city.

supplementaryFlightLevel
type: DatatypeProperty
sub property of: CivilMilitaryCrossing DP
type: FunctionalProperty
domain: CivilMilitaryCrossing
range: integer
comment: Supplementary flight level.

G
type: DatatypeProperty
sub property of: CodeUomAccelerationType DP
type: FunctionalProperty
domain: CodeUomAccelerationType
comment: Acceleration in g-value

M/S2
type: DatatypeProperty
sub property of: CodeUomAccelerationType DP
type: FunctionalProperty
domain: CodeUomAccelerationType
comment: Acceleration in metre per second squared.

A
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: An are is 100 square metres.

ACRE
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: Acre

CA
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: A centiare is 1 square metre.

CM2
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: Square centimetre

FT2
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: Square foot

HA
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: An hectare is 100 ares (10,000 square metres).

HECTARE
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: Hectare

IN2
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: Square inch

KM2
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: Square kilometre

M2
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: Square metre

MI2
type: DatatypeProperty
sub property of: CodeUomAreaType DP
type: FunctionalProperty
domain: CodeUomAreaType
comment: Square mile

A
type: DatatypeProperty
sub property of: CodeUomElectricCurrentType DP
type: FunctionalProperty
domain: CodeUomElectricCurrentType
comment: Ampere

DYN
type: DatatypeProperty
sub property of: CodeUomForceType DP
type: FunctionalProperty
domain: CodeUomForceType
comment: Dyne

KG_F
type: DatatypeProperty
sub property of: CodeUomForceType DP
type: FunctionalProperty
domain: CodeUomForceType
comment: Kilogram-force

LB
type: DatatypeProperty
sub property of: CodeUomForceType DP
type: FunctionalProperty
domain: CodeUomForceType
comment: Pound

LTON
type: DatatypeProperty
sub property of: CodeUomForceType DP
type: FunctionalProperty
domain: CodeUomForceType
comment: Long Ton is a British unit of weight equal to 2,240 pounds

MTON
type: DatatypeProperty
sub property of: CodeUomForceType DP
type: FunctionalProperty
domain: CodeUomForceType
comment: Metric Ton is a metric unit of weight equal to 1,000 kilogram-force or 2,204.6 pounds

N
type: DatatypeProperty
sub property of: CodeUomForceType DP
type: FunctionalProperty
domain: CodeUomForceType
comment: Newton

STON
type: DatatypeProperty
sub property of: CodeUomForceType DP
type: FunctionalProperty
domain: CodeUomForceType
comment: Short Ton is a US unit of weight equal to 2,000 pounds

GHZ
type: DatatypeProperty
sub property of: CodeUomFrequencyType DP
type: FunctionalProperty
domain: CodeUomFrequencyType
comment: GigaHertz

HZ
type: DatatypeProperty
sub property of: CodeUomFrequencyType DP
type: FunctionalProperty
domain: CodeUomFrequencyType
comment: Hertz

KHZ
type: DatatypeProperty
sub property of: CodeUomFrequencyType DP
type: FunctionalProperty
domain: CodeUomFrequencyType
comment: KiloHertz

MHZ
type: DatatypeProperty
sub property of: CodeUomFrequencyType DP
type: FunctionalProperty
domain: CodeUomFrequencyType
comment: MegaHertz

CM
type: DatatypeProperty
sub property of: CodeUomLengthType DP
type: FunctionalProperty
domain: CodeUomLengthType
comment: Centimetre

FL
type: DatatypeProperty
sub property of: CodeUomLengthType DP
type: FunctionalProperty
domain: CodeUomLengthType
comment: Flight level in hundreds of feet.

FT
type: DatatypeProperty
sub property of: CodeUomLengthType DP
type: FunctionalProperty
domain: CodeUomLengthType
comment: Foot

IN
type: DatatypeProperty
sub property of: CodeUomLengthType DP
type: FunctionalProperty
domain: CodeUomLengthType
comment: Inch

KM
type: DatatypeProperty
sub property of: CodeUomLengthType DP
type: FunctionalProperty
domain: CodeUomLengthType
comment: Kilometre

M
type: DatatypeProperty
sub property of: CodeUomLengthType DP
type: FunctionalProperty
domain: CodeUomLengthType
comment: Metre

MI
type: DatatypeProperty
sub property of: CodeUomLengthType DP
type: FunctionalProperty
domain: CodeUomLengthType
comment: Statute mile

MM
type: DatatypeProperty
sub property of: CodeUomLengthType DP
type: FunctionalProperty
domain: CodeUomLengthType
comment: Milimetre

NM
type: DatatypeProperty
sub property of: CodeUomLengthType DP
type: FunctionalProperty
domain: CodeUomLengthType
comment: Nautical mile

SM
type: DatatypeProperty
sub property of: CodeUomLengthType DP
type: FunctionalProperty
domain: CodeUomLengthType
comment: Flight level in tens of metres.

NIT
type: DatatypeProperty
sub property of: CodeUomLuminanceIntensityDensityType DP
type: FunctionalProperty
domain: CodeUomLuminanceIntensityDensityType
comment: nit = candela per square metre

STILB
type: DatatypeProperty
sub property of: CodeUomLuminanceIntensityDensityType DP
type: FunctionalProperty
domain: CodeUomLuminanceIntensityDensityType
comment: 1 stilb = 1 candela per square cm

CD
type: DatatypeProperty
sub property of: CodeUomLuminousIntensityType DP
type: FunctionalProperty
domain: CodeUomLuminousIntensityType
comment: Candela, the base unit of luminous intensity.

FC
type: DatatypeProperty
sub property of: CodeUomLuminousIntensityType DP
type: FunctionalProperty
domain: CodeUomLuminousIntensityType
comment: Footcandle. A non-SI measure of light intensity

LM
type: DatatypeProperty
sub property of: CodeUomLuminousIntensityType DP
type: FunctionalProperty
domain: CodeUomLuminousIntensityType
comment: Lumen. The SI unit of luminous flux

LX
type: DatatypeProperty
sub property of: CodeUomLuminousIntensityType DP
type: FunctionalProperty
domain: CodeUomLuminousIntensityType
comment: Lux. The SI unit of measure for illumination of a surface

G
type: DatatypeProperty
sub property of: CodeUomMassType DP
type: FunctionalProperty
domain: CodeUomMassType
comment: Gram

KG
type: DatatypeProperty
sub property of: CodeUomMassType DP
type: FunctionalProperty
domain: CodeUomMassType
comment: Kilogram

LBM
type: DatatypeProperty
sub property of: CodeUomMassType DP
type: FunctionalProperty
domain: CodeUomMassType
comment: Pound-mass

MTON
type: DatatypeProperty
sub property of: CodeUomMassType DP
type: FunctionalProperty
domain: CodeUomMassType
comment: Metric tonne (equals 1000 kg)

STON
type: DatatypeProperty
sub property of: CodeUomMassType DP
type: FunctionalProperty
domain: CodeUomMassType
comment: Short Ton is a US unit of weight equal to 2,000 pounds

PFU
type: DatatypeProperty
sub property of: CodeUomParticleFluxType DP
type: FunctionalProperty
domain: CodeUomParticleFluxType
comment: 1 proton flux units = 1 particle/sr*cm2*s
comment: 1 proton flux units = 1 particle/sr*cm^2*s

ARCMINUTE
type: DatatypeProperty
sub property of: CodeUomPlaneAngleType DP
type: FunctionalProperty
domain: CodeUomPlaneAngleType
comment: Arcminute.

ARCSECOND
type: DatatypeProperty
sub property of: CodeUomPlaneAngleType DP
type: FunctionalProperty
domain: CodeUomPlaneAngleType
comment: Arcsecond.

DEG
type: DatatypeProperty
sub property of: CodeUomPlaneAngleType DP
type: FunctionalProperty
domain: CodeUomPlaneAngleType
comment: Degree.

GRADIAN
type: DatatypeProperty
sub property of: CodeUomPlaneAngleType DP
type: FunctionalProperty
domain: CodeUomPlaneAngleType
comment: Gradian

RAD
type: DatatypeProperty
sub property of: CodeUomPlaneAngleType DP
type: FunctionalProperty
domain: CodeUomPlaneAngleType
comment: Radian.

BHP
type: DatatypeProperty
sub property of: CodeUomPowerType DP
type: FunctionalProperty
domain: CodeUomPowerType
comment: Brake Horsepower

GW
type: DatatypeProperty
sub property of: CodeUomPowerType DP
type: FunctionalProperty
domain: CodeUomPowerType
comment: Gigawatts

HP
type: DatatypeProperty
sub property of: CodeUomPowerType DP
type: FunctionalProperty
domain: CodeUomPowerType
comment: Horsepower

KW
type: DatatypeProperty
sub property of: CodeUomPowerType DP
type: FunctionalProperty
domain: CodeUomPowerType
comment: Kilowatts

MW
type: DatatypeProperty
sub property of: CodeUomPowerType DP
type: FunctionalProperty
domain: CodeUomPowerType
comment: Megawatts

SHP
type: DatatypeProperty
sub property of: CodeUomPowerType DP
type: FunctionalProperty
domain: CodeUomPowerType
comment: Shaft Horsepower

W
type: DatatypeProperty
sub property of: CodeUomPowerType DP
type: FunctionalProperty
domain: CodeUomPowerType
comment: Watts

ATM
type: DatatypeProperty
sub property of: CodeUomPressureType DP
type: FunctionalProperty
domain: CodeUomPressureType
comment: Standard Atmosphere.

BAR
type: DatatypeProperty
sub property of: CodeUomPressureType DP
type: FunctionalProperty
domain: CodeUomPressureType
comment: Bar. (=100000 Pascals (Pa))

HPA
type: DatatypeProperty
sub property of: CodeUomPressureType DP
type: FunctionalProperty
domain: CodeUomPressureType
comment: Hectopascal.

INHG
type: DatatypeProperty
sub property of: CodeUomPressureType DP
type: FunctionalProperty
domain: CodeUomPressureType
comment: Inches of mercury

MBAR
type: DatatypeProperty
sub property of: CodeUomPressureType DP
type: FunctionalProperty
domain: CodeUomPressureType
comment: Millibar.

MMHG
type: DatatypeProperty
sub property of: CodeUomPressureType DP
type: FunctionalProperty
domain: CodeUomPressureType
comment: Millimetres of mercury

MPA
type: DatatypeProperty
sub property of: CodeUomPressureType DP
type: FunctionalProperty
domain: CodeUomPressureType
comment: Mega Pascal.

PA
type: DatatypeProperty
sub property of: CodeUomPressureType DP
type: FunctionalProperty
domain: CodeUomPressureType
comment: Pascal.

PSI
type: DatatypeProperty
sub property of: CodeUomPressureType DP
type: FunctionalProperty
domain: CodeUomPressureType
comment: Pounds per square inch.

TORR
type: DatatypeProperty
sub property of: CodeUomPressureType DP
type: FunctionalProperty
domain: CodeUomPressureType
comment: Torr. (= mm of mercury (mmHg).)

OKTA
type: DatatypeProperty
sub property of: CodeUomRatioType DP
type: FunctionalProperty
domain: CodeUomRatioType
comment: 1/8

Percent
type: DatatypeProperty
sub property of: CodeUomRatioType DP
type: FunctionalProperty
domain: CodeUomRatioType
comment: Percentage

STERADIAN
type: DatatypeProperty
sub property of: CodeUomSolidAngleType DP
type: FunctionalProperty
domain: CodeUomSolidAngleType
comment: Steradian

C
type: DatatypeProperty
sub property of: CodeUomTemperatureType DP
type: FunctionalProperty
domain: CodeUomTemperatureType
comment: Degrees Celsius.

F
type: DatatypeProperty
sub property of: CodeUomTemperatureType DP
type: FunctionalProperty
domain: CodeUomTemperatureType
comment: Degrees Fahrenheit.

K
type: DatatypeProperty
sub property of: CodeUomTemperatureType DP
type: FunctionalProperty
domain: CodeUomTemperatureType
comment: Degrees Kelvin.

DAY
type: DatatypeProperty
sub property of: CodeUomTimeType DP
type: FunctionalProperty
domain: CodeUomTimeType
comment: Day.

HOUR
type: DatatypeProperty
sub property of: CodeUomTimeType DP
type: FunctionalProperty
domain: CodeUomTimeType
comment: Hour.

MIN
type: DatatypeProperty
sub property of: CodeUomTimeType DP
type: FunctionalProperty
domain: CodeUomTimeType
comment: Minute.

MONTH
type: DatatypeProperty
sub property of: CodeUomTimeType DP
type: FunctionalProperty
domain: CodeUomTimeType
comment: Month.

SEC
type: DatatypeProperty
sub property of: CodeUomTimeType DP
type: FunctionalProperty
domain: CodeUomTimeType
comment: Second

WEEK
type: DatatypeProperty
sub property of: CodeUomTimeType DP
type: FunctionalProperty
domain: CodeUomTimeType
comment: Week.

YEAR
type: DatatypeProperty
sub property of: CodeUomTimeType DP
type: FunctionalProperty
domain: CodeUomTimeType
comment: Year.

KT
type: DatatypeProperty
sub property of: CodeUomVelocityType DP
type: FunctionalProperty
domain: CodeUomVelocityType
comment: Knots.

MACH
type: DatatypeProperty
sub property of: CodeUomVelocityType DP
type: FunctionalProperty
domain: CodeUomVelocityType
comment: Mach number

MPH
type: DatatypeProperty
sub property of: CodeUomVelocityType DP
type: FunctionalProperty
domain: CodeUomVelocityType
comment: Miles per hour.

PPB
type: DatatypeProperty
sub property of: CodeUomVolumeConcentrationType DP
type: FunctionalProperty
domain: CodeUomVolumeConcentrationType
comment: Parts per billion, equivalent to microgram/litre(ug/L)

PPM
type: DatatypeProperty
sub property of: CodeUomVolumeConcentrationType DP
type: FunctionalProperty
domain: CodeUomVolumeConcentrationType
comment: Parts per million, equivalent to milligram/liter (mg/L)

PPT
type: DatatypeProperty
sub property of: CodeUomVolumeConcentrationType DP
type: FunctionalProperty
domain: CodeUomVolumeConcentrationType
comment: Parts per trillion, equivalent to nanogram/litre(ng/L)

CM3
type: DatatypeProperty
sub property of: CodeUomVolumeType DP
type: FunctionalProperty
domain: CodeUomVolumeType
comment: Cubic centimetre

FT3
type: DatatypeProperty
sub property of: CodeUomVolumeType DP
type: FunctionalProperty
domain: CodeUomVolumeType
comment: Cubic Foot

GAL
type: DatatypeProperty
sub property of: CodeUomVolumeType DP
type: FunctionalProperty
domain: CodeUomVolumeType
comment: Gallon

IN3
type: DatatypeProperty
sub property of: CodeUomVolumeType DP
type: FunctionalProperty
domain: CodeUomVolumeType
comment: Cubic Inch

L
type: DatatypeProperty
sub property of: CodeUomVolumeType DP
type: FunctionalProperty
domain: CodeUomVolumeType
comment: Litre

M3
type: DatatypeProperty
sub property of: CodeUomVolumeType DP
type: FunctionalProperty
domain: CodeUomVolumeType
comment: Cubic metre

ML
type: DatatypeProperty
sub property of: CodeUomVolumeType DP
type: FunctionalProperty
domain: CodeUomVolumeType
comment: Millilitre

OZ
type: DatatypeProperty
sub property of: CodeUomVolumeType DP
type: FunctionalProperty
domain: CodeUomVolumeType
comment: Ounce

PT
type: DatatypeProperty
sub property of: CodeUomVolumeType DP
type: FunctionalProperty
domain: CodeUomVolumeType
comment: Pint

QT
type: DatatypeProperty
sub property of: CodeUomVolumeType DP
type: FunctionalProperty
domain: CodeUomVolumeType
comment: Quart

KG_F
type: DatatypeProperty
sub property of: CodeUomWeightType DP
type: FunctionalProperty
domain: CodeUomWeightType
comment: Kilogram-force

LB
type: DatatypeProperty
sub property of: CodeUomWeightType DP
type: FunctionalProperty
domain: CodeUomWeightType
comment: Pound

LTON
type: DatatypeProperty
sub property of: CodeUomWeightType DP
type: FunctionalProperty
domain: CodeUomWeightType
comment: Long Ton is a British unit of weight equal to 2,240 pounds

MTON
type: DatatypeProperty
sub property of: CodeUomWeightType DP
type: FunctionalProperty
domain: CodeUomWeightType
comment: Metric Ton is a metric unit of weight equal to 1,000 kilogram-force or 2,204.6 pounds

STON
type: DatatypeProperty
sub property of: CodeUomWeightType DP
type: FunctionalProperty
domain: CodeUomWeightType
comment: Short Ton is a US unit of weight equal to 2,000 pounds

name
type: DatatypeProperty
sub property of: ContactInformation DP
type: FunctionalProperty
domain: ContactInformation
range: string
comment: The official name of the contact.

title
type: DatatypeProperty
sub property of: ContactInformation DP
type: FunctionalProperty
domain: ContactInformation
range: string
comment: The official title of the contact.

contourValue
type: DatatypeProperty
sub property of: Contour DP
type: FunctionalProperty
domain: Contour
comment: The value of the measure that applies to that contour.
comment: The value of the measure that applies to that contour. For example a pressure chart could have contours where each contour line represents a specific pressure value, this could be sorted in the contourValue.

heading
type: DatatypeProperty
sub property of: CoordinationAndTransferConstraint DP
type: FunctionalProperty
domain: CoordinationAndTransferConstraint
range: decimal
comment: Heading proposed during coordination dialogue.

supplementaryFlightLevel
type: DatatypeProperty
sub property of: CoordinationAndTransferConstraint DP
type: FunctionalProperty
domain: CoordinationAndTransferConstraint
range: integer
comment: The flight level at or above which, or, at or below which, the aircraft will cross the Boundary Point.

transferFlightLevel
type: DatatypeProperty
sub property of: CoordinationAndTransferConstraint DP
type: FunctionalProperty
domain: CoordinationAndTransferConstraint
range: integer
comment: The flight level at which the aircraft will cross the boundary point.

supplementaryFlightLevel
type: DatatypeProperty
sub property of: CoordinationConditions DP
type: FunctionalProperty
domain: CoordinationConditions
range: integer
comment: The level at which the aircraft is likely to pass the boundary between two controllers' areas of responsibility while in evolution.

timeOverCoordinationPoint
type: DatatypeProperty
sub property of: CoordinationConditions DP
type: FunctionalProperty
domain: CoordinationConditions
comment: The time at which the flight is estimated, or calculated to pass, or actually passes, the coordination point.

transferFlightLevel
type: DatatypeProperty
sub property of: CoordinationConditions DP
type: FunctionalProperty
domain: CoordinationConditions
range: integer
comment: The flight level at which a flight has been or will be co-ordinated to cross one point (flight level number), if in level flight, or the cleared level to which it is proceeding if climbing or descending at the boundary point.

deicingDuration
type: DatatypeProperty
sub property of: Deicing DP
type: FunctionalProperty
domain: Deicing
range: duration
comment: The forecast duration of the de-icing procedure.

deicingTolerance
type: DatatypeProperty
sub property of: Deicing DP
type: FunctionalProperty
domain: Deicing
range: duration
comment: Tolerance in deicing time

totalTimeToLoseOrGain
type: DatatypeProperty
sub property of: DelayApportionment DP
type: FunctionalProperty
domain: DelayApportionment
range: duration
comment: Time to lose or gain.

deicer
type: DatatypeProperty
sub property of: DeltaEmission DP
type: FunctionalProperty
domain: DeltaEmission
comment: The change which can be attributed to deicing.

noise
type: DatatypeProperty
sub property of: DeltaEmission DP
type: FunctionalProperty
domain: DeltaEmission
comment: The change in noise.

requiredNavigationPerformance
type: DatatypeProperty
sub property of: DepartureLeg DP
type: FunctionalProperty
domain: DepartureLeg
range: decimal
comment: The minimum navigation performance accuracy required in an airspace. It is the navigation performance accuracy of all the user and navigation system combinations within an airspace.

name
type: DatatypeProperty
sub property of: DesignatedPoint DP
type: FunctionalProperty
domain: DesignatedPoint
range: string
comment: The full textual name of a designated point.

clearanceNumber
type: DatatypeProperty
sub property of: DiplomaticClearance DP
type: FunctionalProperty
domain: DiplomaticClearance
range: string
comment: European permanent or blanket diplomatic clearance number for the calendar year or one or more national diplomatic clearance numbers.

actionTaken
type: DatatypeProperty
sub property of: EmergencyPhase DP
type: FunctionalProperty
domain: EmergencyPhase
range: string
comment: A description of an action taken by an Air Traffic Service unit, in the event of search and rescue.

communicationDefect
type: DatatypeProperty
sub property of: EmergencyPhase DP
type: FunctionalProperty
domain: EmergencyPhase
range: string
comment: An issue in the communication between the ground and the flight.

reason
type: DatatypeProperty
sub property of: EmergencyPhase DP
type: FunctionalProperty
domain: EmergencyPhase
range: string
comment: The emergency reason.

timeAtLastReportedPosition
type: DatatypeProperty
sub property of: EmergencyPhase DP
type: FunctionalProperty
domain: EmergencyPhase
comment: Time at last reported aircraft position.

timeOfLastTwoWayContact
type: DatatypeProperty
sub property of: EmergencyPhase DP
type: FunctionalProperty
domain: EmergencyPhase
comment: Time of the last two-way contact with the aircraft.

factor
type: DatatypeProperty
sub property of: EmissionFactor DP
type: FunctionalProperty
domain: EmissionFactor
comment: The value to use in the measurement.

delay
type: DatatypeProperty
sub property of: EnRouteDelay DP
type: FunctionalProperty
domain: EnRouteDelay
range: duration
comment: The duration of the en-route delay.

maximumRatedThrust
type: DatatypeProperty
sub property of: Engine DP
type: FunctionalProperty
domain: Engine
range: decimal
comment: The maximum rated thrust.

correctedNetThrust
type: DatatypeProperty
sub property of: EngineRegime DP
type: FunctionalProperty
domain: EngineRegime
range: decimal
comment: The corrected net thrust for the engine type.

enginePressureRatio
type: DatatypeProperty
sub property of: EngineRegime DP
type: FunctionalProperty
domain: EngineRegime
range: decimal
comment: The core engine exhaust pressure compared to the intake pressure.

percentN1
type: DatatypeProperty
sub property of: EngineRegime DP
type: FunctionalProperty
domain: EngineRegime
range: decimal
comment: Engine regime expressed as the ratio of the low pressure fan speed (%N1)
comment: Engine regime expressed as the ratio of the low pressure fan speed (PercentN1)

percentOfMaxRatedThrust
type: DatatypeProperty
sub property of: EngineRegime DP
type: FunctionalProperty
domain: EngineRegime
range: decimal
comment: Engine regime expressed by % of the maximum rated thrust for the engine type.
comment: Engine regime expressed by Percent of the maximum rated thrust for the engine type.

contextUsage
type: DatatypeProperty
sub property of: Entity DP
type: FunctionalProperty
domain: Entity
range: string
comment: The intended purpose of the data, whether that data is intended for publication, future development, research and development, or future predictions.

lifecycleStageStatus
type: DatatypeProperty
sub property of: Entity DP
type: FunctionalProperty
domain: Entity
range: string
comment: The lifecycle stage of data to enable controls, such as allowing or prohibiting changes to data that is in a specific status, or making data available to other systems when it is in a certain status.

numberOtherEquipment
type: DatatypeProperty
sub property of: FacilityForHandicappedPersonService DP
type: FunctionalProperty
domain: FacilityForHandicappedPersonService
range: integer
comment: The number of other equipments available at the airport for handicapped persons.

numberWheelChairHighLoader
type: DatatypeProperty
sub property of: FacilityForHandicappedPersonService DP
type: FunctionalProperty
domain: FacilityForHandicappedPersonService
range: integer
comment: The number of wheel chair high loaders available at the airport.

approachPerformanceDesignator
type: DatatypeProperty
sub property of: FinalApproachSegmentDataBlock DP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: integer
comment: Approach Performance Designator. A number from 0 to 7 that identifies the type of approach.

codeICAO
type: DatatypeProperty
sub property of: FinalApproachSegmentDataBlock DP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: string
comment: The first two designators of the ICAO location identifier, as identified in ICAO Doc 7910.

horizontalAlarmLimit
type: DatatypeProperty
sub property of: FinalApproachSegmentDataBlock DP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: decimal
comment: The radius of a circle in the horizontal plane (the local plane tangent to the WGS-84 ellipsoid), with its centre being at the true position, which describes the region which is required to contain the indicated horizontal position with the required probability for a particular navigation mode assuming the probability of a GPS satellite integrity failure being included in the position solution is less than or equal to E-4 per hour.

operationType
type: DatatypeProperty
sub property of: FinalApproachSegmentDataBlock DP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: integer
comment: Operation Type. A number from 0 to 15 that indicates the type of the final approach segment.

referencePathDataSelector
type: DatatypeProperty
sub property of: FinalApproachSegmentDataBlock DP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: integer
comment: Reference Path Data Selector (RPDS). A number (0-48) that enables automatic tuning of a procedure by LAAS avionics.

referencePathIdentifier
type: DatatypeProperty
sub property of: FinalApproachSegmentDataBlock DP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: string
comment: Reference Path Identifier. A four-character identifier that is used to confirm selection of the correct approach procedure.

routeIndicator
type: DatatypeProperty
sub property of: FinalApproachSegmentDataBlock DP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: string
comment: Route Indicator. A single alpha character (A through Z or blank, omitting I and O) used to differentiate between multiple final approach segments to the same runway or heliport.

satelliteBasedAugmentationSystemServiceProvider
type: DatatypeProperty
sub property of: FinalApproachSegmentDataBlock DP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: integer
comment: SBAS Service Provider Identifier. A number from 0 to 15 that associates the approach procedure to a particular satellite based approach system service provider.

verticalAlarmLimit
type: DatatypeProperty
sub property of: FinalApproachSegmentDataBlock DP
type: FunctionalProperty
domain: FinalApproachSegmentDataBlock
range: decimal
comment: Half the length of a segment on the vertical axis (perpendicular to the horizontal plane of WGS-84 ellipsoid), with its centre being at the true position, which describes the region which is required to contain the indicated vertical position with a probability of 1-E-7 per approach, assuming the probability of a GPS satellite integrity failure being included in the position solution is less than or equal to E-4 per hour.

courseOffsetAngle
type: DatatypeProperty
sub property of: FinalLeg DP
type: FunctionalProperty
domain: FinalLeg
range: decimal
comment: The offset angle between the final approach course and the extended runway centreline.

dateOfDeparture
type: DatatypeProperty
sub property of: Flight DP
type: FunctionalProperty
domain: Flight
range: date
comment: The date of flight departure.

fuelEndurance
type: DatatypeProperty
sub property of: Flight DP
type: FunctionalProperty
domain: Flight
range: duration
comment: The estimated maximum length of time the aircraft can spend in the cruise phase of flight, determined by the amount of fuel at take-off.

globallyUniqueFlightIdentifier
type: DatatypeProperty
sub property of: Flight DP
type: FunctionalProperty
domain: Flight
range: string
comment: The reference of a flight that is unique for all eligible members of the global ATM Community.

ifplIdentifier
type: DatatypeProperty
sub property of: Flight DP
type: FunctionalProperty
domain: Flight
range: string
comment: A unique flight plan identifier allocated by the IFPS.

numberOfAircraft
type: DatatypeProperty
sub property of: Flight DP
type: FunctionalProperty
domain: Flight
range: integer
comment: Number of aircraft flying in a formation in which the aircraft are governed by one flight plan.

operatorFlightPriority
type: DatatypeProperty
sub property of: Flight DP
type: FunctionalProperty
domain: Flight
range: integer
comment: Value between 0 and 100 that the flight operator assigns to the aircraft to indicate a relative level or priority among its aircrafts arriving in a given airport in case of traffic, in order to assign delays.

totalEstimatedElapsedTime
type: DatatypeProperty
sub property of: Flight DP
type: FunctionalProperty
domain: Flight
range: duration
comment: For IFR flights, the estimated time required from take-off to arrive over that designated point, defined by reference to navigation aids, from which it is intended that an instrument approach procedure will be commenced, or, if no navigation aid is associated with the destination aerodrome, to arrive over the destination aerodrome. For VFR flights, the estimated time required from take-off to arrive over the destination aerodrome.

index
type: DatatypeProperty
sub property of: FlightConditionElement DP
type: FunctionalProperty
domain: FlightConditionElement
range: integer
comment: A sequence number used to indicate the order of the operand when composing the flight condition combination.

auxiliaryPowerUnitFuelFlow
type: DatatypeProperty
sub property of: FlightConfiguration DP
type: FunctionalProperty
domain: FlightConfiguration
range: decimal
comment: The fuel flow for the auxilliary power unit of aircraft at a specific time during a flight in terms of amount per time unit.

mainEnginesFuelFlow
type: DatatypeProperty
sub property of: FlightConfiguration DP
type: FunctionalProperty
domain: FlightConfiguration
range: decimal
comment: The fuel flow for the main engines of an aircraft at a specific time during a flight in terms of amount per time unit.

flightNumber
type: DatatypeProperty
sub property of: FlightDesignator DP
type: FunctionalProperty
domain: FlightDesignator
comment: The actual flight number.

suffix
type: DatatypeProperty
sub property of: FlightDesignator DP
type: FunctionalProperty
domain: FlightDesignator
comment: The flight number suffix.

maxCruiseLevel
type: DatatypeProperty
sub property of: FlightEnvelope DP
type: FunctionalProperty
domain: FlightEnvelope
range: integer
comment: The max_cruise_level is specific to this aircraft. It gives the flight envelope. It will be used by TP to correct the offline speed rules, etc. (could be in Aircraft or ground Trajectory)

flightLevel
type: DatatypeProperty
sub property of: FlightLevelChange DP
type: FunctionalProperty
domain: FlightLevelChange
range: integer
comment: The new flight level when the flight level change is completed.

cruisingLevel
type: DatatypeProperty
sub property of: FlightPhase DP
type: FunctionalProperty
domain: FlightPhase
range: integer
comment: Flight level at which an aircraft flies during the cruise phase.

preferredCruiseFlightLevel
type: DatatypeProperty
sub property of: FlightPhase DP
type: FunctionalProperty
domain: FlightPhase
range: integer
comment: The aircraft operator expresses a preference to the ATSU for cruise level.

preferredDescentAngle
type: DatatypeProperty
sub property of: FlightPhase DP
type: FunctionalProperty
domain: FlightPhase
range: decimal
comment: For Air Ground cooperative air traffic services and especially for Pilot Preferences Downlink services, this data is part of the Aircrew's preferences on the way the flight is to be conducted for various operational reasons. In order to elaborate pertinent control strategies, Controllers need to be aware of these preferences.

auxiliaryPowerUnitFuelBurn
type: DatatypeProperty
sub property of: FlightPhaseEfficiency DP
type: FunctionalProperty
domain: FlightPhaseEfficiency
range: decimal
comment: The amount of auxiliary power unit fuel burn during the flight phase.

mainEnginesFuelBurn
type: DatatypeProperty
sub property of: FlightPhaseEfficiency DP
type: FunctionalProperty
domain: FlightPhaseEfficiency
range: decimal
comment: The amount of main engines fuel burn during phase of flight.

operationalConceptParameters
type: DatatypeProperty
sub property of: FlightPhaseEfficiency DP
type: FunctionalProperty
domain: FlightPhaseEfficiency
range: string
comment: Operational concept parameters (e.g. ATC procedure) are affecting the aspects of the flight related to environment.

designator
type: DatatypeProperty
sub property of: FlightRestriction DP
type: FunctionalProperty
domain: FlightRestriction
range: string
comment: A coded value which identifies the restriction.

instruction
type: DatatypeProperty
sub property of: FlightRestriction DP
type: FunctionalProperty
domain: FlightRestriction
range: string
comment: A description of the operational instructions which form the flight restriction.

orderNumber
type: DatatypeProperty
sub property of: FlightRoutingElement DP
type: FunctionalProperty
domain: FlightRoutingElement
range: integer
comment: A number in sequence used to indicate the order of the routing element in the flight restriction routing to which it belongs.

designator
type: DatatypeProperty
sub property of: Flow DP
type: FunctionalProperty
domain: Flow
range: string
comment: The designator of the stream condition.

name
type: DatatypeProperty
sub property of: Flow DP
type: FunctionalProperty
domain: Flow
range: string
comment: Textual name.

numberOfAircraft
type: DatatypeProperty
sub property of: FormationComponent DP
type: FunctionalProperty
domain: FormationComponent
range: integer
comment: Number of aircraft with the same aircraft type in the fleet of one unit

horizontalConfidenceLevel
type: DatatypeProperty
sub property of: FourDimensionalPointType DP
type: FunctionalProperty
domain: FourDimensionalPointType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

temporalAccuracy
type: DatatypeProperty
sub property of: FourDimensionalPointType DP
type: FunctionalProperty
domain: FourDimensionalPointType
comment: The difference between the recorded time of an entity and its true time.

time
type: DatatypeProperty
sub property of: FourDimensionalPointType DP
type: FunctionalProperty
domain: FourDimensionalPointType
comment: The time corresponding to the point.

verticalConfidenceLevel
type: DatatypeProperty
sub property of: FourDimensionalPointType DP
type: FunctionalProperty
domain: FourDimensionalPointType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

designator
type: DatatypeProperty
sub property of: Gate DP
type: FunctionalProperty
domain: Gate
range: string
comment: The textual designator of the gate.
comment: The textual designator of the gate. For example, 13, 84 A, etc..

name
type: DatatypeProperty
sub property of: GeoBorder DP
type: FunctionalProperty
domain: GeoBorder
range: string
comment: The name of the geographical border.

curveExtent
type: DatatypeProperty
sub property of: GeoEnabledEntity DP
type: FunctionalProperty
domain: GeoEnabledEntity
comment: The geometry of the entity expressed as a curve which is a connected sequence of points.

position
type: DatatypeProperty
sub property of: GeoEnabledEntity DP
type: FunctionalProperty
domain: GeoEnabledEntity
comment: The geometry of the entity expressed as the position of a point on the surface of the Earth.

surfaceExtent
type: DatatypeProperty
sub property of: GeoEnabledEntity DP
type: FunctionalProperty
domain: GeoEnabledEntity
comment: The geometry of the entity expressed as a surface or area described by a closed line.

volume
type: DatatypeProperty
sub property of: GeoEnabledEntity DP
type: FunctionalProperty
domain: GeoEnabledEntity
comment: The geometry of the entity expressed as a volume.

designator
type: DatatypeProperty
sub property of: GuidanceLine DP
type: FunctionalProperty
domain: GuidanceLine
range: string
comment: The identifier of a guidance line on a taxiway.

KM/H
type: DatatypeProperty
sub property of: CodeUomVelocityType DP
type: FunctionalProperty
domain: CodeUomVelocityType
comment: Kilometres per hour.

assignedHeading
type: DatatypeProperty
sub property of: HeadingChange DP
type: FunctionalProperty
domain: HeadingChange
range: decimal
comment: The heading that the flight is requested to follow.

patternTemplate
type: DatatypeProperty
sub property of: HoldingAssessment DP
type: FunctionalProperty
domain: HoldingAssessment
range: string
comment: Number of the holding template.

inboundCourse
type: DatatypeProperty
sub property of: HoldingProcedure DP
type: FunctionalProperty
domain: HoldingProcedure
range: decimal
comment: The radial, course or bearing of the inbound leg as it pertains to a holding procedure.

instruction
type: DatatypeProperty
sub property of: HoldingProcedure DP
type: FunctionalProperty
domain: HoldingProcedure
range: string
comment: Operational instructions that must be observed when flying the holding procedure.

outboundCourse
type: DatatypeProperty
sub property of: HoldingProcedure DP
type: FunctionalProperty
domain: HoldingProcedure
range: decimal
comment: The outbound course (for example, true track, magnetic track, heading, VOR radial, true bearing, magnetic bearing) from the significant point on which holding is based.

outboundLegEndTime
type: DatatypeProperty
sub property of: HoldingProcedure DP
type: FunctionalProperty
domain: HoldingProcedure
range: duration
comment: The duration of the holding pattern outbound leg.

instruction
type: DatatypeProperty
sub property of: HoldingUse DP
type: FunctionalProperty
domain: HoldingUse
range: string
comment: Operational instruction concerning the use of the holding procedure in relation with a procedure.

originFlightDate
type: DatatypeProperty
sub property of: IATAUniqueFlightIdentifier DP
type: FunctionalProperty
domain: IATAUniqueFlightIdentifier
comment: The UTC scheduled date of departure of a flight.

repeatNumber
type: DatatypeProperty
sub property of: IATAUniqueFlightIdentifier DP
type: FunctionalProperty
domain: IATAUniqueFlightIdentifier
comment: The number of the attempt to operate a flight, if more than one attempt were conducted by the aircraft operator.

codeBlock
type: DatatypeProperty
sub property of: ICAOAircraftAddress DP
type: FunctionalProperty
domain: ICAOAircraftAddress
comment: The code allocated to the aircraft.

headerBlock
type: DatatypeProperty
sub property of: ICAOAircraftAddress DP
type: FunctionalProperty
domain: ICAOAircraftAddress
comment: The header that identifies the country of registration of the aircraft.

angleAccuracy
type: DatatypeProperty
sub property of: ILSGlidepath DP
type: FunctionalProperty
domain: ILSGlidepath
range: decimal
comment: Accuracy of the glide path angle.

slope
type: DatatypeProperty
sub property of: ILSGlidepath DP
type: FunctionalProperty
domain: ILSGlidepath
range: decimal
comment: The angle of the glide path.

accretionRate
type: DatatypeProperty
sub property of: Icing DP
type: FunctionalProperty
domain: Icing
range: decimal
comment: Ratio of growth of the ice deposit.

schemeAgencyIdentifier
type: DatatypeProperty
sub property of: IdentifierType DP
type: FunctionalProperty
domain: IdentifierType
range: string
comment: The identification of the agency that manages the identifier scheme.

schemeIdentifier
type: DatatypeProperty
sub property of: IdentifierType DP
type: FunctionalProperty
domain: IdentifierType
range: string
comment: The identification of the identifier scheme.

schemeVersionIdentifier
type: DatatypeProperty
sub property of: IdentifierType DP
type: FunctionalProperty
domain: IdentifierType
range: string
comment: The identification of the version of the identifier scheme.

requiredNavigationPerformance
type: DatatypeProperty
sub property of: InitialLeg DP
type: FunctionalProperty
domain: InitialLeg
range: decimal
comment: The minimum navigation performance accuracy required in an airspace. It is the navigation performance accuracy of all the user and navigation system combinations within an airspace.

channelGNSS
type: DatatypeProperty
sub property of: InstrumentApproachProcedure DP
type: FunctionalProperty
domain: InstrumentApproachProcedure
range: decimal
comment: Operating channel of electronic transceiving equipment.

copterTrack
type: DatatypeProperty
sub property of: InstrumentApproachProcedure DP
type: FunctionalProperty
domain: InstrumentApproachProcedure
range: decimal
comment: The final approach track value for copter procedures.

courseReversalInstruction
type: DatatypeProperty
sub property of: InstrumentApproachProcedure DP
type: FunctionalProperty
domain: InstrumentApproachProcedure
range: string
comment: Operational instruction that must be observed for procedure turns and tear drops.

requiredNavigationPerformance
type: DatatypeProperty
sub property of: IntermediateLeg DP
type: FunctionalProperty
domain: IntermediateLeg
range: decimal
comment: The minimum navigation performance accuracy required in an airspace. It is the navigation performance accuracy of all the user and navigation system combinations within an airspace.

G/KG
type: DatatypeProperty
sub property of: CodeUomMassConcentrationType DP
type: FunctionalProperty
domain: CodeUomMassConcentrationType
comment: gram per kilogram

fuelFlow
type: DatatypeProperty
sub property of: LTOFuelFlowIndex DP
type: FunctionalProperty
domain: LTOFuelFlowIndex
range: decimal
comment: The fuel flow for an engine for a specific LTO engine mode. Expressed in kg/sec.

landingTolerance
type: DatatypeProperty
sub property of: Landing DP
type: FunctionalProperty
domain: Landing
comment: The tolerance with which the Target Landing time is required to be achieved by the Aircraft.

arrivalManagementStrategy
type: DatatypeProperty
sub property of: LandingSequence DP
type: FunctionalProperty
domain: LandingSequence
range: string
comment: The name of the set of operational rules and procedures underlying the AMAN tool optimisation algorithm. The strategy implements the trade-off between the goals of equity, high throughput, and trajectory efficiency which has agreed between the stakeholders.

landingSequencePosition
type: DatatypeProperty
sub property of: LandingSequencing DP
type: FunctionalProperty
domain: LandingSequencing
range: string
comment: The position of a given aircraft in the Arrival Sequence, relative to other Aircraft and the runway threshold.

landingSequencePositionFixedTime
type: DatatypeProperty
sub property of: LandingSequencing DP
type: FunctionalProperty
domain: LandingSequencing
comment: The time at which landing sequence management plans to freeze the sequence position of the flight

executionKind
type: DatatypeProperty
sub property of: LevelConstraint DP
type: FunctionalProperty
domain: LevelConstraint
range: string
comment: The way to execute the order.

flightLevel
type: DatatypeProperty
sub property of: LevelConstraint DP
type: FunctionalProperty
domain: LevelConstraint
range: integer
comment: Cleared flight level.

tolerance
type: DatatypeProperty
sub property of: LevelConstraint DP
type: FunctionalProperty
domain: LevelConstraint
range: integer
comment: Altitude tolerance of the constraint.

clicks
type: DatatypeProperty
sub property of: LightActivation DP
type: FunctionalProperty
domain: LightActivation
range: integer
comment: The number of clicks on the microphone required for activation of airborne controlled lights at a particular intensity step.

declination
type: DatatypeProperty
sub property of: Localizer DP
type: FunctionalProperty
domain: Localizer
range: decimal
comment: The angular difference between True North and the station declination (Magnetic North - as indicated by the station).

magneticBearing
type: DatatypeProperty
sub property of: Localizer DP
type: FunctionalProperty
domain: Localizer
range: decimal
comment: The measured angle between the localizer beam and Magnetic North at the localizer antenna.

magneticBearingAccuracy
type: DatatypeProperty
sub property of: Localizer DP
type: FunctionalProperty
domain: Localizer
range: decimal
comment: Accuracy of the measured angle between the localizer beam and Magnetic North at the localizer antenna.

trueBearing
type: DatatypeProperty
sub property of: Localizer DP
type: FunctionalProperty
domain: Localizer
range: decimal
comment: The measured angle between the localizer beam and True North at the localizer antenna.

trueBearingAccuracy
type: DatatypeProperty
sub property of: Localizer DP
type: FunctionalProperty
domain: Localizer
range: decimal
comment: Accuracy of the measured angle between the localizer beam and True North at the localizer antenna.

widthCourse
type: DatatypeProperty
sub property of: Localizer DP
type: FunctionalProperty
domain: Localizer
range: decimal
comment: The localizer course width, in degrees.

widthCourseAccuracy
type: DatatypeProperty
sub property of: Localizer DP
type: FunctionalProperty
domain: Localizer
range: decimal
comment: Accuracy of the localizer course width, in degrees.

J/S/M2
type: DatatypeProperty
sub property of: CodeUomEnergyFluxType DP
type: FunctionalProperty
domain: CodeUomEnergyFluxType
comment: Joules per second per meter square
comment: Watts per square meter
label: W/M2

ELECTRONS/M3
type: DatatypeProperty
sub property of: CodeUomMassConcentrationType DP
sub property of: CodeUomMassDensityType DP
sub property of: CodeUomParticleContentType DP
type: FunctionalProperty
domain: CodeUomMassConcentrationType
domain: CodeUomMassDensityType
domain: CodeUomParticleContentType
comment: Electrons per cubic meter
comment: Gram per cubic metre
comment: Kilogram per cubic metre
comment: Micrograms per cubic metre
label: G/M3
label: KG/M3
label: UG/M3

timeToCoordinate
type: DatatypeProperty
sub property of: MCDMCoordination DP
type: FunctionalProperty
domain: MCDMCoordination
comment: The deadline to finish the coordination activities.

timeToImplement
type: DatatypeProperty
sub property of: MCDMCoordination DP
type: FunctionalProperty
domain: MCDMCoordination
comment: The deadline to finish the implementation activities.

timeToStartImplementation
type: DatatypeProperty
sub property of: MCDMCoordination DP
type: FunctionalProperty
domain: MCDMCoordination
comment: The deadline to start the implementation activities.

FT/MIN
type: DatatypeProperty
sub property of: CodeUomVelocityType DP
type: FunctionalProperty
domain: CodeUomVelocityType
comment: Feet per minute
comment: Metres per minute
label: M/MIN

angleCoverLeft
type: DatatypeProperty
sub property of: MLSAzimuth DP
type: FunctionalProperty
domain: MLSAzimuth
range: decimal
comment: The value of the angle from the zero indication direction within which the azimuth indication is usable, and left of this direction from the azimuth antenna.

angleCoverRight
type: DatatypeProperty
sub property of: MLSAzimuth DP
type: FunctionalProperty
domain: MLSAzimuth
range: decimal
comment: The value of the angle from the zero indication direction within which the azimuth indication is usable, and right of this direction from the azimuth antenna.

angleProportionalLeft
type: DatatypeProperty
sub property of: MLSAzimuth DP
type: FunctionalProperty
domain: MLSAzimuth
range: decimal
comment: The value of the angle within which the azimuth indication is proportional to the deviation from the azimuth zero indication direction, and left of this direction from the azimuth antenna.

angleProportionalRight
type: DatatypeProperty
sub property of: MLSAzimuth DP
type: FunctionalProperty
domain: MLSAzimuth
range: decimal
comment: The value of the angle within which the azimuth indication is proportional to the deviation from the azimuth zero indication direction, and right of this direction from the azimuth antenna.

magneticBearing
type: DatatypeProperty
sub property of: MLSAzimuth DP
type: FunctionalProperty
domain: MLSAzimuth
range: decimal
comment: The measured angle between the direction of the azimuth beam and Magnetic North at the azimuth antenna.

trueBearing
type: DatatypeProperty
sub property of: MLSAzimuth DP
type: FunctionalProperty
domain: MLSAzimuth
range: decimal
comment: The measured angle between the azimuth beam and True North at the azimuth antenna.

trueBearingAccuracy
type: DatatypeProperty
sub property of: MLSAzimuth DP
type: FunctionalProperty
domain: MLSAzimuth
range: decimal
comment: Accuracy of the measured angle between the azimuth beam and True North at the azimuth antenna

angleAccuracy
type: DatatypeProperty
sub property of: MLSElevation DP
type: FunctionalProperty
domain: MLSElevation
range: decimal
comment: Accuracy of the elevation angle.

angleMinimum
type: DatatypeProperty
sub property of: MLSElevation DP
type: FunctionalProperty
domain: MLSElevation
range: decimal
comment: The value of the lowest elevation angle authorized for an MLS procedure.

angleNominal
type: DatatypeProperty
sub property of: MLSElevation DP
type: FunctionalProperty
domain: MLSElevation
range: decimal
comment: The normal glide path angle for the MLS installation.

angleSpan
type: DatatypeProperty
sub property of: MLSElevation DP
type: FunctionalProperty
domain: MLSElevation
range: decimal
comment: The value of the span angle of the elevation transmitter signal between the lower and the upper limits.

maximumNumberOfPassengers
type: DatatypeProperty
sub property of: ManufacturerConfiguration DP
type: FunctionalProperty
domain: ManufacturerConfiguration
range: integer
comment: The maximum number of passengers carried on an aircraft.

auralMorseCode
type: DatatypeProperty
sub property of: MarkerBeacon DP
type: FunctionalProperty
domain: MarkerBeacon
range: string
comment: The Morse code transmitted by the beacon.

axisBearing
type: DatatypeProperty
sub property of: MarkerBeacon DP
type: FunctionalProperty
domain: MarkerBeacon
range: decimal
comment: The true bearing of the minor axis of the marker beacon.

designator
type: DatatypeProperty
sub property of: MarkingBuoy DP
type: FunctionalProperty
domain: MarkingBuoy
range: string
comment: Official number of the marking buoy at a seaplane landing area.

requiredNavigationPerformance
type: DatatypeProperty
sub property of: MissedApproachLeg DP
type: FunctionalProperty
domain: MissedApproachLeg
range: decimal
comment: The minimum navigation performance accuracy required in an airspace. It is the navigation performance accuracy of all the user and navigation system combinations within an airspace.

alternateClimbInstruction
type: DatatypeProperty
sub property of: MissedApproachProcedure DP
type: FunctionalProperty
domain: MissedApproachProcedure
range: string
comment: A second climb-to-altitude provided on a missed approach based off the remote altimeter source.

instruction
type: DatatypeProperty
sub property of: MissedApproachProcedure DP
type: FunctionalProperty
domain: MissedApproachProcedure
range: string
comment: Operational instructions that must be observed when flying the Missed Approach.

name
type: DatatypeProperty
sub property of: Mission DP
type: FunctionalProperty
domain: Mission
range: string
comment: A free text name by which the mission is known.

directionTowards
type: DatatypeProperty
sub property of: MovementDescription DP
type: FunctionalProperty
domain: MovementDescription
range: decimal
comment: Heading of the movement of a meteorological phenomenon.

collocationGroup
type: DatatypeProperty
sub property of: NavaidComponent DP
type: FunctionalProperty
domain: NavaidComponent
range: integer
comment: A number identifying the collocation group to which the radio navigation aid belongs.

specialDateAuthority
type: DatatypeProperty
sub property of: ObjectWithSchedule DP
type: FunctionalProperty
domain: ObjectWithSchedule
range: string
comment: The organisation responsible for the special dates within the schedule.

gradientLowHigh
type: DatatypeProperty
sub property of: ObstacleAssessmentArea DP
type: FunctionalProperty
domain: ObstacleAssessmentArea
range: decimal
comment: Low to high gradient within the airspace.

safetyRegulation
type: DatatypeProperty
sub property of: ObstacleAssessmentArea DP
type: FunctionalProperty
domain: ObstacleAssessmentArea
range: string
comment: Identifier for the safety regulations in effect within the zone.

sectionNumber
type: DatatypeProperty
sub property of: ObstacleAssessmentArea DP
type: FunctionalProperty
domain: ObstacleAssessmentArea
range: integer
comment: A sequence number indicating a part of an assessment area.

slope
type: DatatypeProperty
sub property of: ObstacleAssessmentArea DP
type: FunctionalProperty
domain: ObstacleAssessmentArea
range: decimal
comment: The slope value of the extent.

obstacleBearing
type: DatatypeProperty
sub property of: ObstaclePlacement DP
type: FunctionalProperty
domain: ObstaclePlacement
range: decimal
comment: The bearing from a given point to the obstruction.

pointType
type: DatatypeProperty
sub property of: ObstaclePlacement DP
type: FunctionalProperty
domain: ObstaclePlacement
range: string
comment: The type of point referenced when determining the bearing and distance to the obstruction.

slopePenetration
type: DatatypeProperty
sub property of: Obstruction DP
type: FunctionalProperty
domain: Obstruction
range: decimal
comment: A value calculated by dividing 102.0 (a constant) with the angle of the glidepath.

crossingOccurrences
type: DatatypeProperty
sub property of: OccupancyTrafficMonitoringValue DP
type: FunctionalProperty
domain: OccupancyTrafficMonitoringValue
range: integer
comment: Number of crossing occurrences of the sustained threshold within elapsed, before the Occupancy Traffic Monitoring Value (OTMV) triggers an alert.

elapsed
type: DatatypeProperty
sub property of: OccupancyTrafficMonitoringValue DP
type: FunctionalProperty
domain: OccupancyTrafficMonitoringValue
range: duration
comment: Duration of the time window on which the crossing occurrences are counted.

overloadDuration
type: DatatypeProperty
sub property of: OccupancyTrafficMonitoringValue DP
type: FunctionalProperty
domain: OccupancyTrafficMonitoringValue
range: duration
comment: Maximum duration beyond which a potential hotspot should be considered in case the occupancy count exceeds the sustain threshold.

peakThreshold
type: DatatypeProperty
sub property of: OccupancyTrafficMonitoringValue DP
type: FunctionalProperty
domain: OccupancyTrafficMonitoringValue
range: integer
comment: Maximum number of flight that could be handled by a sector.

sustainedThreshold
type: DatatypeProperty
sub property of: OccupancyTrafficMonitoringValue DP
type: FunctionalProperty
domain: OccupancyTrafficMonitoringValue
range: integer
comment: Acceptable number of flights that could be handled by a sector under specific circumstance, in particular if the duration of the overload is not too long.

flightLevel
type: DatatypeProperty
sub property of: OceanicClearance DP
type: FunctionalProperty
domain: OceanicClearance
range: integer
comment: The entry flight level of the aircraft in the oceanic area.

timeIntervalRestriction
type: DatatypeProperty
sub property of: OceanicRestriction DP
type: FunctionalProperty
domain: OceanicRestriction
range: duration
comment: Time interval constraint to respect, with respect to an earlier flight.

tobtUpdateCount
type: DatatypeProperty
sub property of: OffBlockReady DP
type: FunctionalProperty
domain: OffBlockReady
range: integer
comment: The number of updates of TOBT after TSAT has been issued.

eMail
type: DatatypeProperty
sub property of: OnlineContact DP
type: FunctionalProperty
domain: OnlineContact
range: string
comment: The address of the electronic mailbox of the responsible organisation or individual.

linkage
type: DatatypeProperty
sub property of: OnlineContact DP
type: FunctionalProperty
domain: OnlineContact
range: string
comment: A contact's location (address) for on-line access using a Uniform Resource Locator address or similar addressing scheme.

protocol
type: DatatypeProperty
sub property of: OnlineContact DP
type: FunctionalProperty
domain: OnlineContact
range: string
comment: The connection protocol to be used for accessing an contact's online resource.

numberOfSeats
type: DatatypeProperty
sub property of: OperatorConfiguration DP
type: FunctionalProperty
domain: OperatorConfiguration
range: integer
comment: The number of seats installed on the aircraft.

commonMark
type: DatatypeProperty
sub property of: Organisation DP
type: FunctionalProperty
domain: Organisation
range: string
comment: A mark assigned by the International Civil Aviation Organization to the common mark registering authority registering aircraft of an international operating agency on other than a national basis.

designator
type: DatatypeProperty
sub property of: Organisation DP
type: FunctionalProperty
domain: Organisation
range: string
comment: A distinguishing label, term, abbreviation or acronym used to identify an organisation, authority, agency or unit.

name
type: DatatypeProperty
sub property of: Organisation DP
type: FunctionalProperty
domain: Organisation
range: string
comment: The full official name of the organisation.

nationalityMark
type: DatatypeProperty
sub property of: Organisation DP
type: FunctionalProperty
domain: Organisation
range: string
comment: A nationality symbol included in the radio call signs allocated to the State of Registry by the International Telecommunication Union.

designator
type: DatatypeProperty
sub property of: ParkingConfiguration DP
type: FunctionalProperty
domain: ParkingConfiguration
range: string
comment: A name identifying a Parking Configuration.

partialTimeToLoseOrGain
type: DatatypeProperty
sub property of: PartialDelayApportionment DP
type: FunctionalProperty
domain: PartialDelayApportionment
range: duration
comment: The elementary delay to be absorbed by a given ATSU traversed by the flight.

fuelEfficiency
type: DatatypeProperty
sub property of: PhaseFuelEfficiency DP
type: FunctionalProperty
domain: PhaseFuelEfficiency
range: decimal
comment: The fuel efficiency calculated based on baseline and current average fuel burn for phase. Expressed in percent.

numberOfMovements
type: DatatypeProperty
sub property of: PhaseFuelEfficiency DP
type: FunctionalProperty
domain: PhaseFuelEfficiency
range: integer
comment: The number of movements in this phase within a specific timeframe.

timeframe
type: DatatypeProperty
sub property of: PhaseFuelEfficiency DP
type: FunctionalProperty
domain: PhaseFuelEfficiency
range: duration
comment: The timeframe used in establishing the phase fuel efficiency.

activationInstruction
type: DatatypeProperty
sub property of: PilotControlledLighting DP
type: FunctionalProperty
domain: PilotControlledLighting
range: string
comment: Operational instructions for controlling the lighting systems.

duration
type: DatatypeProperty
sub property of: PilotControlledLighting DP
type: FunctionalProperty
domain: PilotControlledLighting
range: duration
comment: The duration the lighting is illuminated.

intensitySteps
type: DatatypeProperty
sub property of: PilotControlledLighting DP
type: FunctionalProperty
domain: PilotControlledLighting
range: integer
comment: The number of intensity steps/levels for a particular type of lighting system.

administrativeArea
type: DatatypeProperty
sub property of: PostalAddress DP
type: FunctionalProperty
domain: PostalAddress
range: string
comment: The state or province of an organisation's or individual's physical address.

city
type: DatatypeProperty
sub property of: PostalAddress DP
type: FunctionalProperty
domain: PostalAddress
range: string
comment: The city portion of the physical address for an organisation or individual.

country
type: DatatypeProperty
sub property of: PostalAddress DP
type: FunctionalProperty
domain: PostalAddress
range: string
comment: The country name portion of the physical address for an organisation or individual.

deliveryPoint
type: DatatypeProperty
sub property of: PostalAddress DP
type: FunctionalProperty
domain: PostalAddress
range: string
comment: The street address portion of the physical address for an organisation or individual.

postalCode
type: DatatypeProperty
sub property of: PostalAddress DP
type: FunctionalProperty
domain: PostalAddress
range: string
comment: The ZIP or other postal code portion of the physical address for an organisation or individual.

amount
type: DatatypeProperty
sub property of: Precipitation DP
type: FunctionalProperty
domain: Precipitation
range: integer
comment: Total amount of precipitation measured over a defined period, expressed in mm/hours.

slope
type: DatatypeProperty
sub property of: PrecisionApproachRadar DP
type: FunctionalProperty
domain: PrecisionApproachRadar
range: decimal
comment: The glideslope angle at which the PAR provides landing assistance.

slopeAccuracy
type: DatatypeProperty
sub property of: PrecisionApproachRadar DP
type: FunctionalProperty
domain: PrecisionApproachRadar
range: decimal
comment: The accuracy of the glideslope angle at which the PAR provides landing assistance.

communicationFailureInstruction
type: DatatypeProperty
sub property of: Procedure DP
type: FunctionalProperty
domain: Procedure
range: string
comment: Operational instructions which must be observed in case of communication failure.

instruction
type: DatatypeProperty
sub property of: Procedure DP
type: FunctionalProperty
domain: Procedure
range: string
comment: Operational instructions, other than communication failure instructions, which must be respected when flying the procedure.

name
type: DatatypeProperty
sub property of: Procedure DP
type: FunctionalProperty
domain: Procedure
range: string
comment: The name of the instrument procedure.

instruction
type: DatatypeProperty
sub property of: ProcedureTransition DP
type: FunctionalProperty
domain: ProcedureTransition
range: string
comment: Operational instructions that must be observed when flying the procedure transition part.

vectorHeading
type: DatatypeProperty
sub property of: ProcedureTransition DP
type: FunctionalProperty
domain: ProcedureTransition
range: decimal
comment: A heading provided for use, when a departure is designed to incorporate radar vectors at the termination point, in the event ATC instructions are not received prior to or at the termination fix.

collocationGroup
type: DatatypeProperty
sub property of: RadarComponent DP
type: FunctionalProperty
domain: RadarComponent
range: integer
comment: A number identifying the collocation group to which the radar equipment aid belongs.

dateMagneticVariation
type: DatatypeProperty
sub property of: RadarEquipment DP
type: FunctionalProperty
domain: RadarEquipment
range: date
comment: The date at which the magnetic variation had this value.

magneticVariation
type: DatatypeProperty
sub property of: RadarEquipment DP
type: FunctionalProperty
domain: RadarEquipment
range: decimal
comment: The angular difference between True North and Magnetic North measured at a given position and date.

magneticVariationAccuracy
type: DatatypeProperty
sub property of: RadarEquipment DP
type: FunctionalProperty
domain: RadarEquipment
range: decimal
comment: Accuracy of the magnetic variation.

name
type: DatatypeProperty
sub property of: RadarEquipment DP
type: FunctionalProperty
domain: RadarEquipment
range: string
comment: The name of the equipment.

serialNumber
type: DatatypeProperty
sub property of: RadarEquipment DP
type: FunctionalProperty
domain: RadarEquipment
range: string
comment: Serial number of the equipment.

broadcastIdentifier
type: DatatypeProperty
sub property of: RadarSystem DP
type: FunctionalProperty
domain: RadarSystem
range: string
comment: The identifier broadcasted for a secondary radar.

model
type: DatatypeProperty
sub property of: RadarSystem DP
type: FunctionalProperty
domain: RadarSystem
range: string
comment: The model of the equipment.

logon
type: DatatypeProperty
sub property of: RadioCommunicationChannel DP
type: FunctionalProperty
domain: RadioCommunicationChannel
range: string
comment: A specified code used for data link, for instance for logon to an ATS unit.

angleScallop
type: DatatypeProperty
sub property of: RadioFrequencyArea DP
type: FunctionalProperty
domain: RadioFrequencyArea
range: decimal
comment: The value of the scalloping angle, which may affect the radial reading of a VOR or TACAN in plus or minus.

dateMagneticVariation
type: DatatypeProperty
sub property of: RadioNavigationAid DP
type: FunctionalProperty
domain: RadioNavigationAid
range: date
comment: The year the magnetic variation was measured.

designator
type: DatatypeProperty
sub property of: RadioNavigationAid DP
type: FunctionalProperty
domain: RadioNavigationAid
range: string
comment: The identifying code given to the radio navigation aid.

magneticVariation
type: DatatypeProperty
sub property of: RadioNavigationAid DP
type: FunctionalProperty
domain: RadioNavigationAid
range: decimal
comment: The measured angle between Magnetic North and True North at the VOR, at the time the magnetic variation was measured.

magneticVariationAccuracy
type: DatatypeProperty
sub property of: RadioNavigationAid DP
type: FunctionalProperty
domain: RadioNavigationAid
range: decimal
comment: The accuracy of the magnetic variation.

name
type: DatatypeProperty
sub property of: RadioNavigationAid DP
type: FunctionalProperty
domain: RadioNavigationAid
range: string
comment: The long name given to the radio navigation aid.

designator
type: DatatypeProperty
sub property of: RadioNavigationService DP
type: FunctionalProperty
domain: RadioNavigationService
range: string
comment: The coded identifier given to the radio navigation service.

name
type: DatatypeProperty
sub property of: RadioNavigationService DP
type: FunctionalProperty
domain: RadioNavigationService
range: string
comment: The long name given to the composite radio navigation service.

designator
type: DatatypeProperty
sub property of: ReferenceLocation DP
type: FunctionalProperty
domain: ReferenceLocation
range: string
comment: Reference location designator as defined by the Network Manager.

equipmentRate
type: DatatypeProperty
sub property of: RegulationRate DP
type: FunctionalProperty
domain: RegulationRate
range: integer
comment: Number of slots available for Microwave Landing System (MLS) equipped aircrafts per hour.

normalRate
type: DatatypeProperty
sub property of: RegulationRate DP
type: FunctionalProperty
domain: RegulationRate
range: integer
comment: Number of slots per hour to be allocated during the slot allocation process. In Microwave Landing System (MLS) operations, this rate corresponds to the slots available for non-MLS equipped aircrafts.

pendingRate
type: DatatypeProperty
sub property of: RegulationRate DP
type: FunctionalProperty
domain: RegulationRate
range: integer
comment: Number of remaining free slots per hour after the slot allocation process is calculated used for later filers or during the slot improvement process.

releaseRequestReference
type: DatatypeProperty
sub property of: Release DP
type: FunctionalProperty
domain: Release
range: string
comment: The reference to the release request.

timeToInsertInSequence
type: DatatypeProperty
sub property of: RevisionTimes DP
type: FunctionalProperty
domain: RevisionTimes
range: duration
comment: Time to insert aircraft in sequence

timeToRemoveFromSequence
type: DatatypeProperty
sub property of: RevisionTimes DP
type: FunctionalProperty
domain: RevisionTimes
range: duration
comment: Time to remove aircraft in sequence

designator
type: DatatypeProperty
sub property of: Road DP
type: FunctionalProperty
domain: Road
range: string
comment: The designator or name of the service road.

designatorNumber
type: DatatypeProperty
sub property of: Route DP
type: FunctionalProperty
domain: Route
range: integer
comment: The number of the route designator.

locationDesignator
type: DatatypeProperty
sub property of: Route DP
type: FunctionalProperty
domain: Route
range: string
comment: A description of the area in which the designated route is situated.

name
type: DatatypeProperty
sub property of: Route DP
type: FunctionalProperty
domain: Route
range: string
comment: The name by which the route is known.

magneticTrack
type: DatatypeProperty
sub property of: RouteSegment DP
type: FunctionalProperty
domain: RouteSegment
range: decimal
comment: The initial magnetic track.

requiredNavigationPerformance
type: DatatypeProperty
sub property of: RouteSegment DP
type: FunctionalProperty
domain: RouteSegment
range: decimal
comment: The required navigation performance for the route portion expressed in NM.

reverseMagneticTrack
type: DatatypeProperty
sub property of: RouteSegment DP
type: FunctionalProperty
domain: RouteSegment
range: decimal
comment: The reverse initial magnetic track.

reverseTrueTrack
type: DatatypeProperty
sub property of: RouteSegment DP
type: FunctionalProperty
domain: RouteSegment
range: decimal
comment: The reverse initial true track.

trueTrack
type: DatatypeProperty
sub property of: RouteSegment DP
type: FunctionalProperty
domain: RouteSegment
range: decimal
comment: The initial true track.

content
type: DatatypeProperty
sub property of: RulesProcedures DP
type: FunctionalProperty
domain: RulesProcedures
range: string
comment: The definition of the actual content of the rule or procedure.

designator
type: DatatypeProperty
sub property of: Runway DP
type: FunctionalProperty
domain: Runway
range: string
comment: The designator of a runway, used to uniquely identify it at an aerodrome.

description
type: DatatypeProperty
sub property of: RunwayConfiguration DP
type: FunctionalProperty
domain: RunwayConfiguration
range: string
comment: Free text field used to describe a runway configuration.

designator
type: DatatypeProperty
sub property of: RunwayConfiguration DP
type: FunctionalProperty
domain: RunwayConfiguration
range: string
comment: Name identifying a runway configuration.

runwayConfigurationUsabilityFactor
type: DatatypeProperty
sub property of: RunwayConfiguration DP
type: FunctionalProperty
domain: RunwayConfiguration
range: decimal
comment: Percentage of the time where this runway configuration is used rather than another one for the same airport.

designator
type: DatatypeProperty
sub property of: RunwayDirection DP
type: FunctionalProperty
domain: RunwayDirection
range: string
comment: A designator for one of the two possible landing and/or take-off directions of a runway or final approach and take-off area.

magneticBearing
type: DatatypeProperty
sub property of: RunwayDirection DP
type: FunctionalProperty
domain: RunwayDirection
range: decimal
comment: The measured angle between the runway direction and magnetic north at a given position.

touchDownZoneSlope
type: DatatypeProperty
sub property of: RunwayDirection DP
type: FunctionalProperty
domain: RunwayDirection
range: decimal
comment: Touchdown zone longitudinal slope (slope of 1/3 of the runway length from threshold or first 3000 feet for runways longer than 9000 feet) for a runway direction.

trueBearing
type: DatatypeProperty
sub property of: RunwayDirection DP
type: FunctionalProperty
domain: RunwayDirection
range: decimal
comment: The measured angle between the runway direction and true north at a given position.

trueBearingAccuracy
type: DatatypeProperty
sub property of: RunwayDirection DP
type: FunctionalProperty
domain: RunwayDirection
range: decimal
comment: The accuracy of the measured angle between the runway direction and true north at a given position.

currentLandingRate
type: DatatypeProperty
sub property of: RunwayOperationalConstraints DP
type: FunctionalProperty
domain: RunwayOperationalConstraints
range: integer
comment: The number of aircraft allowed to approach the Runway Direction per hour, taking all operational constraints into account.

runwayUsePositionFixedTime
type: DatatypeProperty
sub property of: RunwaySequencing DP
type: FunctionalProperty
domain: RunwaySequencing
comment: The time at which runway sequence management plans to freeze the sequence position of the flight

runwayUseSequencePostion
type: DatatypeProperty
sub property of: RunwaySequencing DP
type: FunctionalProperty
domain: RunwaySequencing
range: string
comment: The position of a given aircraft in the time order of using the runway (runway mix sequence), i.e. relative to all other aircraft landing on or taking off from the same runway.

M(2/3)/S
type: DatatypeProperty
sub property of: CodeUomDepthChangeRateType DP
sub property of: CodeUomEddyDissipationRateType DP
type: FunctionalProperty
domain: CodeUomDepthChangeRateType
domain: CodeUomEddyDissipationRateType
comment: Metres per second
comment: Metres to the 2/3rd power per second
comment: Millimetres per second
label: M/S
label: MM/S

FT/SEC
type: DatatypeProperty
sub property of: CodeUomVelocityType DP
type: FunctionalProperty
domain: CodeUomVelocityType
comment: Feet per second
comment: Metres per second
label: M/SEC

code
type: DatatypeProperty
sub property of: SSRCode DP
type: FunctionalProperty
domain: SSRCode
range: string
comment: Four numerics giving the SSR code assigned to the aircraft by ATS.

name
type: DatatypeProperty
sub property of: Sea DP
type: FunctionalProperty
domain: Sea
range: string
comment: Name of the sea.

designGradient
type: DatatypeProperty
sub property of: SectorDesign DP
type: FunctionalProperty
domain: SectorDesign
range: decimal
comment: The procedure design gradient.

bankAngle
type: DatatypeProperty
sub property of: SegmentLeg DP
type: FunctionalProperty
domain: SegmentLeg
range: decimal
comment: The recommended bank angle of the aircraft on the turn.

course
type: DatatypeProperty
sub property of: SegmentLeg DP
type: FunctionalProperty
domain: SegmentLeg
range: decimal
comment: The value of the course angle.

duration
type: DatatypeProperty
sub property of: SegmentLeg DP
type: FunctionalProperty
domain: SegmentLeg
range: duration
comment: The duration of the segment.

verticalAngle
type: DatatypeProperty
sub property of: SegmentLeg DP
type: FunctionalProperty
domain: SegmentLeg
range: decimal
comment: The vertical climb angle of the aircraft on the procedure leg.

systemAreaCode
type: DatatypeProperty
sub property of: Sensor DP
type: FunctionalProperty
domain: Sensor
range: string
comment: System Area Code identifying the region where the system is located

name
type: DatatypeProperty
sub property of: Service DP
type: FunctionalProperty
domain: Service
range: string
comment: A free text name by which the service is identified.

type
type: DatatypeProperty
sub property of: ServiceAtGate DP
type: FunctionalProperty
domain: ServiceAtGate
range: string
comment: Type of service available at a Gate.

callSign
type: DatatypeProperty
sub property of: ServiceProviderCallsign DP
type: FunctionalProperty
domain: ServiceProviderCallsign
range: string
comment: The full textual service provider identification or call-sign for a particular frequency.

language
type: DatatypeProperty
sub property of: ServiceProviderCallsign DP
type: FunctionalProperty
domain: ServiceProviderCallsign
comment: A code indicating the language in which the service is provided on a particular frequency, as associated with a particular call-sign.

checkpointAngle
type: DatatypeProperty
sub property of: SignificantPoint DP
type: FunctionalProperty
domain: SignificantPoint
range: decimal
comment: The indication of a bearing (at a given point) by the measurement of the angle between the checkpoint and the navaid equipment (VOR).

designator
type: DatatypeProperty
sub property of: SignificantPoint DP
type: FunctionalProperty
domain: SignificantPoint
range: string
comment: The coded identifier of the significant point.

leadRadial
type: DatatypeProperty
sub property of: SignificantPoint DP
type: FunctionalProperty
domain: SignificantPoint
range: decimal
comment: The lead radial provides information for aircraft with single receiving equipment to change the receiver to the localizer or other facility providing the course guidance and to ensure the aircraft is within the clearance coverage area of LOC facilities before changing frequency or accepting on-course indication.

magneticBearing
type: DatatypeProperty
sub property of: SimplifiedDirectionalFacility DP
type: FunctionalProperty
domain: SimplifiedDirectionalFacility
range: decimal
comment: The measured angle between the localizer beam and Magnetic North at the localizer antenna.

trueBearing
type: DatatypeProperty
sub property of: SimplifiedDirectionalFacility DP
type: FunctionalProperty
domain: SimplifiedDirectionalFacility
range: decimal
comment: The measured angle between the localizer beam and True North at the localizer antenna.

dateAssigned
type: DatatypeProperty
sub property of: SlotAssignmentHistory DP
type: FunctionalProperty
domain: SlotAssignmentHistory
comment: Date at which the airport slot had been assigned to the flight.

dateDay
type: DatatypeProperty
sub property of: SpecialDate DP
type: FunctionalProperty
domain: SpecialDate
range: date
comment: The calendar date concerned.

dateYear
type: DatatypeProperty
sub property of: SpecialDate DP
type: FunctionalProperty
domain: SpecialDate
range: date
comment: The year concerned.

name
type: DatatypeProperty
sub property of: SpecialDate DP
type: FunctionalProperty
domain: SpecialDate
range: string
comment: The name by which the date is known by the public (especially for public holidays).

name
type: DatatypeProperty
sub property of: SpecialNavigationStation DP
type: FunctionalProperty
domain: SpecialNavigationStation
range: string
comment: The textual name of the station.

designator
type: DatatypeProperty
sub property of: SpecialNavigationSystem DP
type: FunctionalProperty
domain: SpecialNavigationSystem
range: string
comment: The designator of a special navigation system chain.

name
type: DatatypeProperty
sub property of: SpecialNavigationSystem DP
type: FunctionalProperty
domain: SpecialNavigationSystem
range: string
comment: The textual name of the chain of a special navigation system.

assignedSpeed
type: DatatypeProperty
sub property of: SpeedChange DP
type: FunctionalProperty
domain: SpeedChange
comment: Speed to be respected when flying over the point.

designator
type: DatatypeProperty
sub property of: StandardInstrumentArrival DP
type: FunctionalProperty
domain: StandardInstrumentArrival
range: string
comment: The designator of the STAR.

designator
type: DatatypeProperty
sub property of: StandardInstrumentDeparture DP
type: FunctionalProperty
domain: StandardInstrumentDeparture
range: string
comment: The designator of the SID.

fromTrack
type: DatatypeProperty
sub property of: StandardLevelSector DP
type: FunctionalProperty
domain: StandardLevelSector
range: decimal
comment: The start angle of the sector relative to the North.

toTrack
type: DatatypeProperty
sub property of: StandardLevelSector DP
type: FunctionalProperty
domain: StandardLevelSector
range: decimal
comment: The end angle of the sector relative to the North.

startUpSequencePosition
type: DatatypeProperty
sub property of: StartUpSequencing DP
type: FunctionalProperty
domain: StartUpSequencing
range: integer
comment: The position of a given aircraft in the start up sequence.

startUpSequencePositionFixedTime
type: DatatypeProperty
sub property of: StartUpSequencing DP
type: FunctionalProperty
domain: StartUpSequencing
comment: The time at which start up sequence management plans to freeze the sequence position of the flight.

supplementaryRate
type: DatatypeProperty
sub property of: SupplementaryRate DP
type: FunctionalProperty
domain: SupplementaryRate
range: integer
comment: Number of extra free slots per hour to be added during short periods to the normal rate without triggering a recalculation of the slot allocation process.

classLCN
type: DatatypeProperty
sub property of: SurfaceCharacteristics DP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: decimal
comment: A value which denotes the peak bearing moment the surface can handle repeatedly without shortening its service life.

classPCN
type: DatatypeProperty
sub property of: SurfaceCharacteristics DP
type: FunctionalProperty
domain: SurfaceCharacteristics
range: decimal
comment: The bearing strength of a pavement for unrestricted operations.

estimatedSurfaceFrictionUnreliable
type: DatatypeProperty
sub property of: SurfaceContamination DP
type: FunctionalProperty
domain: SurfaceContamination
comment: Indication that the estimated surface friction is unreliable and is not reported.

frictionCoefficient
type: DatatypeProperty
sub property of: SurfaceContamination DP
type: FunctionalProperty
domain: SurfaceContamination
range: decimal
comment: The average ratio of the weight of an object being moved along an aerodrome surface with contamination and the force that maintains contact between the object and that surface.

furtherClearanceTime
type: DatatypeProperty
sub property of: SurfaceContamination DP
type: FunctionalProperty
domain: SurfaceContamination
comment: The time when it is expected to complete further clearance of an aerodrome surface with contamination.

nextObservationTime
type: DatatypeProperty
sub property of: SurfaceContamination DP
type: FunctionalProperty
domain: SurfaceContamination
comment: The date and time of the next intended measurement of conditions on an aerodrome surface.

observationTime
type: DatatypeProperty
sub property of: SurfaceContamination DP
type: FunctionalProperty
domain: SurfaceContamination
comment: The date and time of surface contamination measurement completion.

proportion
type: DatatypeProperty
sub property of: SurfaceContamination DP
type: FunctionalProperty
domain: SurfaceContamination
range: decimal
comment: The percentage of the contaminated area of the overall extent of the surface.

layerOrder
type: DatatypeProperty
sub property of: SurfaceContaminationLayer DP
type: FunctionalProperty
domain: SurfaceContaminationLayer
range: integer
comment: The order of the layer (starting from the uppermost, towards the movement area surface), in case overlapping contaminants are present.

automatedRadarTerminalSystem
type: DatatypeProperty
sub property of: SurveillanceRadar DP
type: FunctionalProperty
domain: SurveillanceRadar
range: string
comment: A system in the air traffic control system using radar intelligence to detect and display pertinent data such as flight identification, altitude, and position of aircraft operating in the terminal area.

tiltAngle
type: DatatypeProperty
sub property of: SurveillanceRadar DP
type: FunctionalProperty
domain: SurveillanceRadar
range: decimal
comment: Angle at which the antenna is tilted.

verticalCoverageAzimuth
type: DatatypeProperty
sub property of: SurveillanceRadar DP
type: FunctionalProperty
domain: SurveillanceRadar
range: decimal
comment: Azimuth for which the radar provides vertical coverage.

colour
type: DatatypeProperty
sub property of: SurvivalEquipment DP
type: FunctionalProperty
domain: SurvivalEquipment
range: string
comment: The colour of the equipment.

dinghyTotalCapacity
type: DatatypeProperty
sub property of: SurvivalEquipment DP
type: FunctionalProperty
domain: SurvivalEquipment
range: integer
comment: The total number of persons which can be accommodated by the dinghies carried onboard the aircraft.

number
type: DatatypeProperty
sub property of: SurvivalEquipment DP
type: FunctionalProperty
domain: SurvivalEquipment
range: integer
comment: The number of the specific equipment available onboard the aircraft.

declination
type: DatatypeProperty
sub property of: TACAN DP
type: FunctionalProperty
domain: TACAN
range: decimal
comment: The angular difference between the direction of the 'zero bearing' indicated by the station and the direction of the True North.

manualReroutingConstraint
type: DatatypeProperty
sub property of: TacticalRerouting DP
type: FunctionalProperty
domain: TacticalRerouting
range: string
comment: The definition of a manual rerouting.

deltaFlightLevel
type: DatatypeProperty
sub property of: TacticalReroutingConstraint DP
type: FunctionalProperty
domain: TacticalReroutingConstraint
range: integer

designator
type: DatatypeProperty
sub property of: TacticalReroutingProposal DP
type: FunctionalProperty
domain: TacticalReroutingProposal
range: string
comment: Designator of a proposed tactical improvement route.

respondBy
type: DatatypeProperty
sub property of: TacticalReroutingProposal DP
type: FunctionalProperty
domain: TacticalReroutingProposal
comment: Time to answer to the reroute proposed.

numberOfPassengers
type: DatatypeProperty
sub property of: TakeOffConfiguration DP
type: FunctionalProperty
domain: TakeOffConfiguration
range: integer
comment: The number of passenger for the flight.

numberOfPersons
type: DatatypeProperty
sub property of: TakeOffConfiguration DP
type: FunctionalProperty
domain: TakeOffConfiguration
range: integer
comment: The total number of persons (passengers and crew) on board.

numberOfTrafficUnits
type: DatatypeProperty
sub property of: TakeOffConfiguration DP
type: FunctionalProperty
domain: TakeOffConfiguration
range: integer
comment: Number of traffic units for the flight. One traffic unit is equivalent to one passenger or 100Kg air freight or 10 kg air mail.

takeOffPositionFixedTime
type: DatatypeProperty
sub property of: TakeOffSequencing DP
type: FunctionalProperty
domain: TakeOffSequencing
comment: The time at which take-off sequence management plans to freeze the sequence position of the flight

takeOffSequencePosition
type: DatatypeProperty
sub property of: TakeOffSequencing DP
type: FunctionalProperty
domain: TakeOffSequencing
range: integer
comment: The position of a given aircraft in the take-off sequence.

intendedPosition
type: DatatypeProperty
sub property of: TaxiRoute DP
type: FunctionalProperty
domain: TaxiRoute
range: string
comment: The intended position at the end of the taxi route.

startPosition
type: DatatypeProperty
sub property of: TaxiRoute DP
type: FunctionalProperty
domain: TaxiRoute
range: string
comment: The start of the taxi route.

taxiRouteConstraint
type: DatatypeProperty
sub property of: TaxiRoute DP
type: FunctionalProperty
domain: TaxiRoute
range: string
comment: A limitation applied to the taxi route.

taxiRouteProcedure
type: DatatypeProperty
sub property of: TaxiRoute DP
type: FunctionalProperty
domain: TaxiRoute
range: string
comment: The procedures applicable to the taxi route.

taxiTime
type: DatatypeProperty
sub property of: TaxiRoute DP
type: FunctionalProperty
domain: TaxiRoute
range: duration
comment: The taxi time for the taxi route.

trafficSituation
type: DatatypeProperty
sub property of: TaxiRoute DP
type: FunctionalProperty
domain: TaxiRoute
range: string
comment: The traffic situation.

designator
type: DatatypeProperty
sub property of: Taxiway DP
type: FunctionalProperty
domain: Taxiway
range: string
comment: The textual designator of the taxiway.

description
type: DatatypeProperty
sub property of: TaxiwayConfiguration DP
type: FunctionalProperty
domain: TaxiwayConfiguration
range: string
comment: Free text field used to describe a taxiway configuration.

designator
type: DatatypeProperty
sub property of: TaxiwayConfiguration DP
type: FunctionalProperty
domain: TaxiwayConfiguration
range: string
comment: A name identifying a taxiway configuration.

taxiwayConfigurationUsabilityFactor
type: DatatypeProperty
sub property of: TaxiwayConfiguration DP
type: FunctionalProperty
domain: TaxiwayConfiguration
range: decimal
comment: Percentage of the time where this taxiway configuration is used rather than another one for the same airport.

facsimile
type: DatatypeProperty
sub property of: TelephoneContact DP
type: FunctionalProperty
domain: TelephoneContact
range: string
comment: The telephone number of a facsimile machine for the responsible organisation or individual.

voice
type: DatatypeProperty
sub property of: TelephoneContact DP
type: FunctionalProperty
domain: TelephoneContact
range: string
comment: The telephone number by which individuals can speak to the responsible organisation or individual.

endEntityLifetime
type: DatatypeProperty
sub property of: TemporalEnabledEntity DP
type: FunctionalProperty
domain: TemporalEnabledEntity
comment: End of life of the entity, indicating the date and time at which the entity ceases to exist

endValidity
type: DatatypeProperty
sub property of: TemporalEnabledEntity DP
type: FunctionalProperty
domain: TemporalEnabledEntity
comment: Date and time at which the data contained in the entity state ceases to be effective

lastRevision
type: DatatypeProperty
sub property of: TemporalEnabledEntity DP
type: FunctionalProperty
domain: TemporalEnabledEntity
comment: Date and time when the data was last revised.

source
type: DatatypeProperty
sub property of: TemporalEnabledEntity DP
type: FunctionalProperty
domain: TemporalEnabledEntity
range: string
comment: Name of entity or organisation that supplied data.

startEntityLifetime
type: DatatypeProperty
sub property of: TemporalEnabledEntity DP
type: FunctionalProperty
domain: TemporalEnabledEntity
comment: Start of life of the entity, indicating the date and time at which the entity starts to exist

startValidity
type: DatatypeProperty
sub property of: TemporalEnabledEntity DP
type: FunctionalProperty
domain: TemporalEnabledEntity
comment: Date and time at which the data contained in the entity state starts to be effective

description
type: DatatypeProperty
sub property of: Terminal DP
type: FunctionalProperty
domain: Terminal
range: string
comment: Free text field used to describe a terminal.

designator
type: DatatypeProperty
sub property of: Terminal DP
type: FunctionalProperty
domain: Terminal
range: string
comment: A name identifying a terminal.

numberOfArrivalPassportDesks
type: DatatypeProperty
sub property of: Terminal DP
type: FunctionalProperty
domain: Terminal
range: integer
comment: Number of arrival passport desks available at the terminal.

numberOfBagSecurityPoints
type: DatatypeProperty
sub property of: Terminal DP
type: FunctionalProperty
domain: Terminal
range: integer
comment: Number of bag security points available at the terminal.

numberOfCheckInDesks
type: DatatypeProperty
sub property of: Terminal DP
type: FunctionalProperty
domain: Terminal
range: integer
comment: Number of check-in desks available at the terminal.

numberOfCustomChannels
type: DatatypeProperty
sub property of: Terminal DP
type: FunctionalProperty
domain: Terminal
range: integer
comment: Number of custom channels at the terminal.

numberOfDeparturePassportDesks
type: DatatypeProperty
sub property of: Terminal DP
type: FunctionalProperty
domain: Terminal
range: integer
comment: Number of departure passport desks available at the terminal.

numberOfGateRooms
type: DatatypeProperty
sub property of: Terminal DP
type: FunctionalProperty
domain: Terminal
range: integer
comment: Number of gate rooms available at the terminal.

numberOfLuggageReclaimDevices
type: DatatypeProperty
sub property of: Terminal DP
type: FunctionalProperty
domain: Terminal
range: integer
comment: Number of luggage reclaim devices available at the terminal.

numberOfPassengerLevels
type: DatatypeProperty
sub property of: Terminal DP
type: FunctionalProperty
domain: Terminal
range: integer
comment: Number of levels for passengers at the terminal.

horizontalConfidenceLevel
type: DatatypeProperty
sub property of: ThreeDimensionalCurveType DP
type: FunctionalProperty
domain: ThreeDimensionalCurveType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

verticalConfidenceLevel
type: DatatypeProperty
sub property of: ThreeDimensionalCurveType DP
type: FunctionalProperty
domain: ThreeDimensionalCurveType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

horizontalConfidenceLevel
type: DatatypeProperty
sub property of: ThreeDimensionalPointType DP
type: FunctionalProperty
domain: ThreeDimensionalPointType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

verticalConfidenceLevel
type: DatatypeProperty
sub property of: ThreeDimensionalPointType DP
type: FunctionalProperty
domain: ThreeDimensionalPointType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

horizontalConfidenceLevel
type: DatatypeProperty
sub property of: ThreeDimensionalSurfaceType DP
type: FunctionalProperty
domain: ThreeDimensionalSurfaceType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

verticalConfidenceLevel
type: DatatypeProperty
sub property of: ThreeDimensionalSurfaceType DP
type: FunctionalProperty
domain: ThreeDimensionalSurfaceType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

earlier
type: DatatypeProperty
sub property of: TimeRangeType DP
type: FunctionalProperty
domain: TimeRangeType
comment: The lower limit of the time range.

later
type: DatatypeProperty
sub property of: TimeRangeType DP
type: FunctionalProperty
domain: TimeRangeType
comment: The upper limit of the time range.

timeToEntry
type: DatatypeProperty
sub property of: TimeToEntryBoundary DP
type: FunctionalProperty
domain: TimeToEntryBoundary
range: duration
comment: The time to the airspace entry boundary.

timeToPoint
type: DatatypeProperty
sub property of: TimeToPointBoundary DP
type: FunctionalProperty
domain: TimeToPointBoundary
range: duration
comment: The time to the flyover boundary.

endDate
type: DatatypeProperty
sub property of: Timesheet DP
type: FunctionalProperty
domain: Timesheet
range: date
comment: The end date of the validity of the timesheet.

endTime
type: DatatypeProperty
sub property of: Timesheet DP
type: FunctionalProperty
domain: Timesheet
comment: The time of the day when the period described in the timesheet ends.

endTimeRelativeEvent
type: DatatypeProperty
sub property of: Timesheet DP
type: FunctionalProperty
domain: Timesheet
range: duration
comment: The number of minutes before or after the end event when the period described in the timesheet ends.

startDate
type: DatatypeProperty
sub property of: Timesheet DP
type: FunctionalProperty
domain: Timesheet
range: date
comment: The start date of the validity of the timesheet.

startTime
type: DatatypeProperty
sub property of: Timesheet DP
type: FunctionalProperty
domain: Timesheet
comment: The time of the day when the period described in the timesheet starts.

startTimeRelativeEvent
type: DatatypeProperty
sub property of: Timesheet DP
type: FunctionalProperty
domain: Timesheet
range: duration
comment: The number of minutes before or after the start event when the period described in the timesheet starts.

designator
type: DatatypeProperty
sub property of: TouchDownLiftOff DP
type: FunctionalProperty
domain: TouchDownLiftOff
range: string
comment: The designator of the touch down and lift-off area.

slope
type: DatatypeProperty
sub property of: TouchDownLiftOff DP
type: FunctionalProperty
domain: TouchDownLiftOff
range: decimal
comment: The slope (rate of upward inclination of the surface from the horizontal) of the surface of a touch down and lift-off area.

assignedTrackDirection
type: DatatypeProperty
sub property of: TrackDirectionChange DP
type: FunctionalProperty
domain: TrackDirectionChange
range: decimal
comment: The track direction that the flight is requested to follow.

trackDirection
type: DatatypeProperty
sub property of: TrackDirectionChange DP
type: FunctionalProperty
domain: TrackDirectionChange
range: decimal
comment: The new track direction when the track change is completed.

countPeriodDuration
type: DatatypeProperty
sub property of: TrafficCount DP
type: FunctionalProperty
domain: TrafficCount
range: duration
comment: The duration during which the flights are counted.

countValue
type: DatatypeProperty
sub property of: TrafficCount DP
type: FunctionalProperty
domain: TrafficCount
range: integer
comment: The number of flights being counted.

countsIntervalStep
type: DatatypeProperty
sub property of: TrafficCount DP
type: FunctionalProperty
domain: TrafficCount
range: duration
comment: The interval between count periods.

endCountingPeriod
type: DatatypeProperty
sub property of: TrafficCount DP
type: FunctionalProperty
domain: TrafficCount
comment: End of the count period.

startCountPeriod
type: DatatypeProperty
sub property of: TrafficCount DP
type: FunctionalProperty
domain: TrafficCount

dataLinkChannel
type: DatatypeProperty
sub property of: TrafficSeparationService DP
type: FunctionalProperty
domain: TrafficSeparationService
range: string
comment: The channel on which the data-link takes place, if applicable.

designator
type: DatatypeProperty
sub property of: TrafficVolume DP
type: FunctionalProperty
domain: TrafficVolume
range: string
comment: Designator of the traffic volume as defined by the Network Manager.

designator
type: DatatypeProperty
sub property of: TrafficVolumeSet DP
type: FunctionalProperty
domain: TrafficVolumeSet
range: string
comment: Designator of the traffic volume set as defined by the Network Manager.

name
type: DatatypeProperty
sub property of: TrafficVolumeSet DP
type: FunctionalProperty
domain: TrafficVolumeSet
range: string
comment: Textual description of the traffic volumes which compose the set.

rejectReason
type: DatatypeProperty
sub property of: Trajectory DP
type: FunctionalProperty
domain: Trajectory
range: string
comment: The reason under which the Trajectory request is rejected.

requestReference
type: DatatypeProperty
sub property of: Trajectory DP
type: FunctionalProperty
domain: Trajectory
range: string
comment: The reference of the clearance request for a 4D trajectory across an ATSU AoR.

reasonForRejection
type: DatatypeProperty
sub property of: TrajectoryConstraint DP
type: FunctionalProperty
domain: TrajectoryConstraint
range: string
comment: The FDMP's reason for rejecting the trajectory constraint.

timeAfterReference
type: DatatypeProperty
sub property of: TrajectoryConstraint DP
type: FunctionalProperty
domain: TrajectoryConstraint
range: duration
comment: Duration to be added to the time at which the reference is reached for the determination of the application point of the constraint.

cruisingLevel
type: DatatypeProperty
sub property of: TrajectoryElement DP
type: FunctionalProperty
domain: TrajectoryElement
range: integer
comment: The planned cruising level for the first or the whole portion of the route to be flown.

specialRequirements
type: DatatypeProperty
sub property of: TrajectoryElement DP
type: FunctionalProperty
domain: TrajectoryElement
range: string
comment: Applicable special requirements to this trajectory element. This is an indicator that the flight is expected to be operating in accordance with regulations issued by the relevant State for aircraft operating as State aircraft, as per Article 3 of the Convention on International Civil Aviation (Doc 7300) and for aircraft operating in accordance with State regulations for non-standard flying activities, normally through the use of reserved airspace.

accumulatedEstimatedElapsedTime
type: DatatypeProperty
sub property of: TrajectoryPoint DP
type: FunctionalProperty
domain: TrajectoryPoint
range: duration
comment: The estimated time required from take-off to that trajectory point.

estimatedElapsedTimeFromReference
type: DatatypeProperty
sub property of: TrajectoryPoint DP
type: FunctionalProperty
domain: TrajectoryPoint
range: duration
comment: Time elapsed since a point of reference.

auxiliaryPowerUnitFuelBurn
type: DatatypeProperty
sub property of: TrajectorySegment DP
type: FunctionalProperty
domain: TrajectorySegment
range: decimal
comment: The amount of fuel burn of the auxiliary power unit usage during flight segment.

duration
type: DatatypeProperty
sub property of: TrajectorySegment DP
type: FunctionalProperty
domain: TrajectorySegment
range: duration
comment: Duration of the Trajectory Segment, derived from the eventTime and the eventEndTime.

estimatedElapsedTime
type: DatatypeProperty
sub property of: TrajectorySegment DP
type: FunctionalProperty
domain: TrajectorySegment
range: duration
comment: The estimated time required to proceed from one significant point to another.

fuelBurn
type: DatatypeProperty
sub property of: TrajectorySegment DP
type: FunctionalProperty
domain: TrajectorySegment
comment: The fuelBurn for the FlightSegment, expressed in kg.

fuelBurnRate
type: DatatypeProperty
sub property of: TrajectorySegment DP
type: FunctionalProperty
domain: TrajectorySegment
comment: Average Fuel burn rate for the leg. Derived from the deltaFuelBurn for the WayPoints delimiting the FlightSegment.

mainEnginesFuelBurn
type: DatatypeProperty
sub property of: TrajectorySegment DP
type: FunctionalProperty
domain: TrajectorySegment
range: decimal
comment: The amount of fuel burn of the main engines during the flight segment.

rateOfClimbDescent
type: DatatypeProperty
sub property of: TrajectorySegment DP
type: FunctionalProperty
domain: TrajectorySegment
range: integer
comment: Average rate of climb and descent for the leg (ft per minute), derived from rateOfAltitudeChange of the two Waypoints delimiting the FlightSegment.

assignedFlightLevel
type: DatatypeProperty
sub property of: TransferData DP
type: FunctionalProperty
domain: TransferData
range: integer
comment: Flight level assigned during transfer phase.

supplementaryFlightLevel
type: DatatypeProperty
sub property of: TransferData DP
type: FunctionalProperty
domain: TransferData
range: integer
comment: Supplementary flight level assigned during transfer phase.

name
type: DatatypeProperty
sub property of: TropicalCyclone DP
type: FunctionalProperty
domain: TropicalCyclone
range: string
comment: Name of the tropical cyclone.

edr
type: DatatypeProperty
sub property of: Turbulence DP
type: FunctionalProperty
domain: Turbulence
range: decimal
comment: Eddy dissipation rate, characterization of atmospheric turbulence.

horizontalConfidenceLevel
type: DatatypeProperty
sub property of: TwoDimensionalCurveType DP
type: FunctionalProperty
domain: TwoDimensionalCurveType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

horizontalConfidenceLevel
type: DatatypeProperty
sub property of: TwoDimensionalPointType DP
type: FunctionalProperty
domain: TwoDimensionalPointType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

horizontalConfidenceLevel
type: DatatypeProperty
sub property of: TwoDimensionalSurfaceType DP
type: FunctionalProperty
domain: TwoDimensionalSurfaceType
range: integer
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90% indicates that 90% of the measured point(s) should meet their respective accuracy requirements.
comment: A statistical measure of the estimated confidence with which the data captured met its required accuracy. A required confidence level of 90Percent indicates that 90Percent of the measured point(s) should meet their respective accuracy requirements.

designator
type: DatatypeProperty
sub property of: Unit DP
type: FunctionalProperty
domain: Unit
range: string
comment: A distinguishing label, term, abbreviation or acronym used to identify the Unit.

locationIndicatorICAO
type: DatatypeProperty
sub property of: Unit DP
type: FunctionalProperty
domain: Unit
range: string
comment: A four-letter code group formulated in accordance with rules prescribed by ICAO and assigned to the ATS unit.

name
type: DatatypeProperty
sub property of: Unit DP
type: FunctionalProperty
domain: Unit
range: string
comment: The full textual name of a unit, established according to the rules specified by International Civil Aviation Organisation (ICAO), and specifically in the official language of the country, transposed into the Latin Alphabet where necessary.

priorPermission
type: DatatypeProperty
sub property of: UsageCondition DP
type: FunctionalProperty
domain: UsageCondition
range: duration
comment: An indication that a prior permission is required before using the aerodrome movement area.

declination
type: DatatypeProperty
sub property of: VOR DP
type: FunctionalProperty
domain: VOR
range: decimal
comment: The angular difference between True North and the station declination.

estimatedAccuracy
type: DatatypeProperty
sub property of: ValAccelerationType DP
type: FunctionalProperty
domain: ValAccelerationType
range: integer
comment: Estimated accuracy (i.e. standard deviation) of the calculated acceleration in Cartesian co-ordinates

accuracy
type: DatatypeProperty
sub property of: ValAltitudeType DP
type: FunctionalProperty
domain: ValAltitudeType
comment: Estimated accuracy (standard deviation) of the measured altitude.

pattern
type: DatatypeProperty
sub property of: ValHexType DP
type: FunctionalProperty
domain: ValHexType
range: string
comment: A regular expression constraining the datatype

estimatedAccuracy
type: DatatypeProperty
sub property of: ValSpeedType DP
type: FunctionalProperty
domain: ValSpeedType
range: integer
comment: Estimated accuracy of the velocity (Cartesian Coordinates).

precision
type: DatatypeProperty
sub property of: ValTemperatureType DP
type: FunctionalProperty
domain: ValTemperatureType
range: integer
comment: The precision of the unit.
comment: The precision of the unit. For degrees Celsius, it will be 1.

direction
type: DatatypeProperty
sub property of: ValVelocityType DP
type: FunctionalProperty
domain: ValVelocityType
range: decimal
comment: The direction of travel.

name
type: DatatypeProperty
sub property of: VerticalStructure DP
type: FunctionalProperty
domain: VerticalStructure
range: string
comment: The name of the vertical structure.

designator
type: DatatypeProperty
sub property of: VerticalStructurePart DP
type: FunctionalProperty
domain: VerticalStructurePart
range: string
comment: A distinguishing label by which the vertical structure part is identified locally.

numberBox
type: DatatypeProperty
sub property of: VisualGlideSlopeIndicator DP
type: FunctionalProperty
domain: VisualGlideSlopeIndicator
range: integer
comment: The number of units that compose the visual glide slope indicator system.

slopeAngle
type: DatatypeProperty
sub property of: VisualGlideSlopeIndicator DP
type: FunctionalProperty
domain: VisualGlideSlopeIndicator
range: decimal
comment: A descent angle determined by a visual glide slope indicator system for visual vertical guidance during the final approach of an aircraft.

name
type: DatatypeProperty
sub property of: Volcano DP
type: FunctionalProperty
domain: Volcano
range: string
comment: The name of the volcano.

analysisTime
type: DatatypeProperty
sub property of: WeatherCondition DP
type: FunctionalProperty
domain: WeatherCondition
comment: The time at which the forecast or observation process starts.

confidence
type: DatatypeProperty
sub property of: WeatherCondition DP
type: FunctionalProperty
domain: WeatherCondition
range: decimal
comment: Quality of trusting for a forecast expressed as a percentage.

probability
type: DatatypeProperty
sub property of: WeatherCondition DP
type: FunctionalProperty
domain: WeatherCondition
range: decimal
comment: Relative likelihood of a forecast expressed as a percentage.

rejectReason
type: DatatypeProperty
sub property of: WhatIfFlight DP
type: FunctionalProperty
domain: WhatIfFlight
range: string
comment: The reason for its rejection of an alternative flight.

extremeClockwiseWindDirection
type: DatatypeProperty
sub property of: Wind DP
type: FunctionalProperty
domain: Wind
range: decimal
comment: The extreme clockwise direction from which the wind is blowing, inclusive.

extremeCounterClockwiseWindDirection
type: DatatypeProperty
sub property of: Wind DP
type: FunctionalProperty
domain: Wind
range: decimal
comment: The extreme counter-clockwise direction from which the wind is blowing, inclusive.

windDirection
type: DatatypeProperty
sub property of: Wind DP
type: FunctionalProperty
domain: Wind
range: decimal
comment: Direction from which wind is blowing.

plannedOperational
type: DatatypeProperty
sub property of: WorkArea DP
type: FunctionalProperty
domain: WorkArea
range: date
comment: Date when the activities in the construction area are expected to be operational.

ACDMIrregularity
type: Class
subclass of: Alert
subclass of: Turnaround
comment: An irregularity which normally requires one or more partners to make a manual intervention to resolve the irregularity.

ADSBGroundStation
type: Class
subclass of: TemporalEnabledEntity
subclass of: SurveillanceInfrastructure
comment: A ground station that may automatically transmit and/or receive ADS-B data such as identification, position and additional data, as appropriate, in a broadcast mode via a data link.

ADSBGroundStationService
type: Class
subclass of: Object
subclass of: SurveillanceInfrastructure
comment: Service for an ADS-B Ground Station

ADSBGroundStationServiceConfiguration
type: Class
subclass of: Object
subclass of: SurveillanceInfrastructure
comment: Information concerning the configuration of an ADS-B Ground Station service.

ADSBGroundStationServiceConfiguration-isAngleOfArrivalValidationCapable
type: Class
subclass of: ADSBGroundStationServiceConfiguration
comment: Validation of the reported position of the target by comparison with the angle of the arriving message

ADSBGroundStationServiceConfiguration-isPositionChangeVersusVelocityValidationCapable
type: Class
subclass of: ADSBGroundStationServiceConfiguration
comment: Validation of the reported velocity of the target by comparison with the position change since the last message

ADSBGroundStationServiceConfiguration-isPowerVersusRangeValidationCapable
type: Class
subclass of: ADSBGroundStationServiceConfiguration
comment: Validation of the reported target position by comparison of the amplitude of the signal with the calculated range of the target relative to the sensor.

ADSBGroundStationServiceConfiguration-isTimeOfArrivalVersusDistanceValidationCapable
type: Class
subclass of: ADSBGroundStationServiceConfiguration
comment: Validation of the reported position of the target by evaluating the sequence of reception of the message by multiple sensors.

ADSBGroundStationServiceConfiguration-isWamIntegrationValidationCapable
type: Class
subclass of: ADSBGroundStationServiceConfiguration
comment: Validation of the reported target data by comparison with the data calculated by a WAM system.

ADSBGroundStationStatus
type: Class
subclass of: Object
subclass of: SurveillanceInfrastructure
comment: Information concerning the status of an ADS-B Ground Station.

ADSBGroundStationStatus-isDataOperationallyUsable
type: Class
subclass of: ADSBGroundStationStatus
comment: Indication that released data can be used in operations.

ADSBGroundStationStatus-isDataProcessorOverloaded
type: Class
subclass of: ADSBGroundStationStatus
comment: Indication that the data processor is overloaded.

ADSBGroundStationStatus-isGroundInterfaceDataCommunicationsOverloaded
type: Class
subclass of: ADSBGroundStationStatus
comment: Indication that ground interface data communications is overloaded.

ADSBGroundStationStatus-isTimeSourceValid
type: Class
subclass of: ADSBGroundStationStatus
comment: Indication that the time source is valid.

ATCBlindSpot
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A location on an aerodrome movement area that is not visible to ATC personnel due to obstructions and is not designated as a Hot Spot.

ATCClearance
type: Class
subclass of: TemporalEnabledEntity
subclass of: ATMServiceDeliveryManagement
comment: Authorization for an aircraft to proceed under conditions specified by an air traffic control unit.

ATFMBehaviour
type: Class
subclass of: Flight
comment: The behaviour of the flight when concerned by ATFM Measures.

ATFMBehaviour-isExcludedFromAllRegulations
type: Class
subclass of: ATFMBehaviour
comment: Indication that the flight is excluded from all regulations.

ATFMBehaviour-isRerouted
type: Class
subclass of: ATFMBehaviour
comment: Indication that the flight was rerouted.

ATFMBehaviour-wasExcluded
type: Class
subclass of: ATFMBehaviour
comment: Indicator that the flight has been excluded from one or more regulations in the past but is no longer.

ATFMDepartureSlot
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: A calculated take-off time attributed by the central unit for ATFM with a time tolerance managed by the local ATS unit.

ATFMDepartureSlotImprovementProposal
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: ATFM Slot amendment proposal in which a new Calculated Take-Off Time (CTOT) is provided which improves the original slot.

ATFMHotspot
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: A time period on a traffic volume indicating that there is too much traffic according to occupancy counts or complexity analysis for a specific occupancy traffic count duration.

ATFMMeasure
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: The actions taken to perform air traffic flow management and capacity management.

ATFMMeasure-isCreatedByFMP
type: Class
subclass of: ATFMMeasure
comment: Indicates whether the measure has been created by an Flow Management Position (FMP) or not.

ATFMMeasure-isExternallyEditable
type: Class
subclass of: ATFMMeasure
comment: Indication whether the FMP is entitled to modify the ATFM measure.

ATFMMeasure-isForCherryPicking
type: Class
subclass of: ATFMMeasure
comment: Indication whether this ATFM measure is created for flight cherry picking whereby only the selected cherry picked flights are subject to the measure.

ATFMMeasure-isMCDMRequired
type: Class
subclass of: ATFMMeasure
comment: Indicates whether Measure Collaborative Decision Making (M-CDM) is required for this regulation.

ATFMRegulation
type: Class
subclass of: ATFMMeasure
subclass of: DemandAndCapacityBalancing
comment: An ATFCM measure implemented by means of a departure slot in order to balance traffic demand against available ATC capacity.

ATFMRegulation-isCapacityUpdateRequired
type: Class
subclass of: ATFMRegulation
comment: Indicates that a capacity update will be automatically applied according to the rates of the regulation.

ATFMRegulation-isFlightConfirmationMandatory
type: Class
subclass of: ATFMRegulation
comment: Indication whether the flight must be confirmed in this regulation before trying to find a slot for this flight in the associated constraint period.

ATFMRegulation-isTFVActivationUpdateRequired
type: Class
subclass of: ATFMRegulation
comment: Indication that a traffic volume activation will be achieved according to the applicability period of the regulation.

ATFMRegulationSlot
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: A slot within a regulation defined according to the regulation rate and period.

ATFMRegulationSlot-isSlotAllocated
type: Class
subclass of: ATFMRegulationSlot
comment: Indicator that the slot is allocated.

ActiveRunwayConfiguration
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeOperations
comment: The Runway Configuration that is currently used for flight operations in and out of the airport.

AerialRefuelling
type: Class
subclass of: TemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A procedure used by the military to transfer fuel from one aircraft to another during flight.

AerialRefuelling-isBidirectionalUse
type: Class
subclass of: AerialRefuelling
comment: An indication that the aerial refuelling track supports simultaneous opposite direction aerial refuelling.

AerialRefuelling-isHelicopterRoute
type: Class
subclass of: AerialRefuelling
comment: An indication that the aerial refuelling procedure is designed only for helicopter usage.

AerialRefuelling-isSpecialRefuelling
type: Class
subclass of: AerialRefuelling
comment: An indication that the aerial refuelling procedure supports special missions/sortie.

AerialRefuellingAnchor
type: Class
subclass of: GeoEnabledEntity
subclass of: RouteAndProcedure
comment: A prescribed pattern, established by air refuelling points, along which air-to-air refuelling of aircraft is performed.

AerialRefuellingTrack
type: Class
subclass of: GeoEnabledEntity
subclass of: RouteAndProcedure
comment: A sequence of points that define the trajectory to be flown during an aerial refuelling operation.

Aerodrome
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A defined area on land or water (including any buildings, installations and equipment) intended to be used either wholly or in part for the arrival, departure and surface movement of aircraft.

Aerodrome-isAbandoned
type: Class
subclass of: Aerodrome
comment: An indicator that the aerodrome is no longer in operational use, but its infrastructure is still present and visible from the air.

Aerodrome-isAltimeterCheckLocationAvailable
type: Class
subclass of: Aerodrome
comment: The availability of a point or area designated at an aerodrome where the checking of an altimeter system can be accomplished.

Aerodrome-isLandingDirectionIndicatorAvailable
type: Class
subclass of: Aerodrome
comment: The availability of a device that indicates visually the direction currently designated for landing and for take-off.

Aerodrome-isPrivateUse
type: Class
subclass of: Aerodrome
comment: Indication whether the aerodrome is only for the use of the owners and not open for the public.

Aerodrome-isSecondaryPowerSupplyAvailable
type: Class
subclass of: Aerodrome
comment: The availability of emergency power supply for the aerodrome.

Aerodrome-isWindDirectionIndicatorAvailable
type: Class
subclass of: Aerodrome
comment: The availability of a device at the aerodrome that indicates the direction and the intensity of the wind.

AerodromeAvailability
type: Class
subclass of: ObjectWithSchedule
subclass of: AerodromeInfrastructure
comment: Information about the operational status of the aerodrome.

AerodromeCollocation
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: The sharing by two aerodromes of some or all of their ground facilities.

AerodromeCondition
type: Class
subclass of: AviationCondition
subclass of: Meteorology
comment: Weather observations and or forecast for an aerodrome

AerodromeCondition-cavok
type: Class
subclass of: AerodromeCondition
comment: Visibility, cloud and present weather better than prescribed values or conditions.

AerodromeContamination
type: Class
subclass of: SurfaceContamination
comment: The presence or removal of hazardous conditions due to snow, ice, slush, water, etc. on aerodrome surfaces.

AerodromeHotSpot
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A location on an aerodrome movement area with a history or potential risk of collision or runway incursion, and where heightened attention by pilots/drivers is necessary.

AerodromeProtectionArea
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: An area situated in the vicinity of a runway, Final Approach and Take-Off Area (FATO) or Touchdown and Liftoff Area (TLOF), provided to protect aircraft during manoeuvring, take-off and/or landing operations.

AerodromeProtectionArea-isLightingAvailable
type: Class
subclass of: AerodromeProtectionArea
comment: The availability of a lighting system that visually identifies the Protection Area in low visibility conditions.

AerodromeProtectionArea-isObstacleFree
type: Class
subclass of: AerodromeProtectionArea
comment: An indicator that the protection area is obstacle free.

AerodromeProtectionAreaMarking
type: Class
subclass of: Marking
subclass of: AerodromeInfrastructure
comment: A symbol or group of symbols displayed on the edge of the landing protection area at an aerodrome.

AerodromeResponsibilityOrganisation
type: Class
subclass of: ObjectWithSchedule
subclass of: AerodromeInfrastructure
comment: The role of the organisation which is responsible for the aerodrome.

AerodromeSet
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: Set of aerodromes used in the scope of Air Traffic Flow and Capacity Management (ATFCM).

AerodromeSign
type: Class
subclass of: VerticalStructure
subclass of: AerodromeInfrastructure
comment: A sign presenting messages related to aircraft and vehicle movement.

AerodromeSurfaceRoutingNetwork
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A connected and directed graph defined by Node and Edge features that represents logical and physical connections between taxiways, runways and other features related to the movement area of an aerodrome.

AerodromeSurfaceRoutingNetworkEdge
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A directional or bi-directional connection between nodes having an attached geometry which can be used for a graphical depiction of the taxi route.

AerodromeSurfaceRoutingNetworkNode
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Representation of the intersection of two or more aerodrome features related to taxi operations, or other special location such as holding position or entry or exit to a parking area.

AerodromeSystem
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A system at an aerodrome.

AerodromeTerrain
type: Class
subclass of: Object
subclass of: AerodromeInfrastructure
comment: The terrain near an aerodrome.

AerodromeUsage
type: Class
subclass of: UsageCondition
subclass of: AerodromeInfrastructure
comment: A rule governing the functions that may be performed on an aerodrome.

AeronauticalGroundLight
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: NavigationInfrastructure
comment: A light specifically provided as an aid to air navigation, with the exception of obstacle lights and lights forming part of surface or approach lighting systems

AeronauticalGroundLight-isFlashing
type: Class
subclass of: AeronauticalGroundLight
comment: An indication whether the light is steady or flashing.

AeroplaneConfiguration
type: Class
subclass of: AircraftConfiguration
subclass of: Aircraft
comment: A particular combination of the positions of the moveable elements, such as wing flaps and landing gear, etc. that affect the aerodynamic characteristics of the aeroplane.

AeroplaneConfiguration-areAirBrakesDeployed
type: Class
subclass of: AeroplaneConfiguration
comment: The specific setting of the airbrakes of an aircraft. TRUE means deployed, FALSE means retracted.

AeroplaneConfiguration-isLandingGearDeployed
type: Class
subclass of: AeroplaneConfiguration
comment: The specific setting of the landingGear of an aircraft. TRUE means deployed, FALSE means retracted.

AerospaceManufacturer
type: Class
subclass of: Organisation
subclass of: Stakeholder
comment: A company or individual involved in the various aspects of designing, building, testing, selling, and maintaining Aircraft, aircraft parts, missiles, rockets, and/or spacecraft.

AirTrafficControlService
type: Class
subclass of: TrafficSeparationService
subclass of: BusinessService
comment: A service provided for the purpose of:

AirTrafficManagementService
type: Class
subclass of: Service
subclass of: BusinessService
comment: The provision of flight planning and flow management operations.

Aircraft
type: Class
subclass of: Vehicle
subclass of: Aircraft
comment: Any machine that can derive support in the atmosphere from the reactions of the air other than the reactions of the air against the earth's surface.

AircraftAcceleration
type: Class
subclass of: Object
subclass of: Flight
comment: The acceleration of the aircraft at a given point of the trajectory.

AircraftAltitude
type: Class
subclass of: Object
subclass of: Flight
comment: The altitude of the aircraft at a given point of the trajectory.

AircraftAvionics
type: Class
subclass of: AircraftEquipment
subclass of: Aircraft
comment: Any electronic device - including its electrical part - for use in an aircraft, including radio, automatic flight control and instrument systems.

AircraftCapability
type: Class
subclass of: TemporalEnabledEntity
subclass of: Aircraft
comment: The ability of an aircraft or an aircraft equipment to provide a service or perform a function that, either on its own or with other services or functions, can deliver a definable level of performance. This level of performance is measurable within a framework of performance indicators and safety requirements.

AircraftCategory
type: Class
subclass of: Object
subclass of: Aircraft
comment: The aircraft categorization according to a set of criteria.

AircraftColourAndMarking
type: Class
subclass of: Object
subclass of: Aircraft
comment: The colours of the aircraft and a description of the aircraft's significant markings.

AircraftConfiguration
type: Class
subclass of: TemporalEnabledEntity
subclass of: Aircraft
comment: An arrangement of one or more aircraft equipments in a particular form, figure, or combination.

AircraftDimensions
type: Class
subclass of: Object
subclass of: Aircraft
comment: The measurable extent of an aircraft.

AircraftDirection
type: Class
subclass of: Object
subclass of: Flight
comment: The direction of the aircraft at a given point of the trajectory.

AircraftEquipment
type: Class
subclass of: TemporalEnabledEntity
subclass of: Aircraft
comment: Articles, including first-aid and survival equipment and commissary supplies, but not spare parts or stores, for use on board an aircraft during flight.

AircraftGroundService
type: Class
subclass of: AirportGroundService
subclass of: BusinessService
comment: The availability of maintenance, support and/or supply operations to aircraft at an aerodrome.

AircraftIdentification
type: Class
subclass of: Object
subclass of: FlightIdentifier
comment: A group of letters, figures or a combination thereof which is either identical to, or the coded equivalent of, the aircraft call sign to be used in air-ground communications, and which is used to identify the aircraft in ground-ground air traffic services communications.

AircraftMakeModelSeries
type: Class
subclass of: Object
subclass of: Aircraft
comment: Aircraft model, make and series information as provided by the manufacturer.

AircraftOperator
type: Class
subclass of: Organisation
subclass of: Stakeholder
comment: A person, organization or enterprise engaged in or offering to engage in an aircraft operation.

AircraftPerformance
type: Class
subclass of: TemporalEnabledEntity
subclass of: Aircraft
comment: The performance delivered by an aircraft.

AircraftSpeed
type: Class
subclass of: Object
subclass of: Flight
comment: The speed of the aircraft at a given point of the trajectory.

AircraftStand
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A designated area on an apron intended to be used for parking an aircraft.

AircraftStandConfiguration
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Configuration of aircraft stands available for use in a given airport operational mode.

AircraftStandContamination
type: Class
subclass of: SurfaceContamination
comment: The presence or removal of hazardous conditions due to snow, ice, slush, water, etc. at an Aircraft Stand.

AircraftState
type: Class
subclass of: TemporalEnabledEntity
subclass of: Flight
comment: A vector describing the current state of an aircraft or a vehicle, e.g. position, speed, acceleration.

AircraftType
type: Class
subclass of: Object
subclass of: Aircraft
comment: The type of an aircraft.

AircraftType-isCargo
type: Class
subclass of: AircraftType
comment: Indication if it concerns a cargo aircraft type.

AirframeEquipment
type: Class
subclass of: AircraftEquipment
subclass of: Aircraft
comment: An individual component of the body of an aircraft as distinct from its engine.

AirportClearanceService
type: Class
subclass of: AirportGroundService
subclass of: BusinessService
comment: An airport ground service providing clearance capabilities for airport surfaces.

AirportGroundService
type: Class
subclass of: Service
subclass of: BusinessService
comment: Services that provide maintenance of the airport infrastructure and direct support to aircraft on the ground.

AirportSlot
type: Class
subclass of: TemporalEnabledEntity
subclass of: AirportSlotManagement
comment: The scheduled time of arrival or departure available for allocation by, or as allocated by, a coordinator for an aircraft movement on a specific date at a coordinated airport. For scheduling purposes, the slot is the scheduled time of arrival or departure at the terminal, not the time of landing or take-off from the runway. An allocated slot will take account of all the coordination parameters at the airport e.g. runway(s), taxiways, aircraft parking stands, gates, terminal capacity (e.g. check-in and baggage delivery), environmental constraints e.g. night restrictions etc.

AirportSuppliesService
type: Class
subclass of: AirportGroundService
subclass of: BusinessService
comment: A service that provides supplies (fuel, oil, oxygen, etc.) to aircraft.

AirportTransitView
type: Class
subclass of: TemporalEnabledEntity
subclass of: AirportTransitView
comment: The path and operations linked to an aircraft during its "visit" to the airport. It starts at the Initial approach fix (STAR) and includes the taxi-in segment, the turn round processes from the airspace user, the taxi-out segment and ends with the handover to the TMA departure controller at the SID.

Airspace
type: Class
subclass of: TemporalEnabledEntity
subclass of: Airspace
comment: A defined three dimensional region of space relevant to air traffic.

Airspace-hasFlexibleUse
type: Class
subclass of: Airspace
comment: An indicator whether the airspace should be considered as one continuum and used flexibly on a day-to-day basis.

Airspace-isDesignatorICAO
type: Class
subclass of: Airspace
comment: An indicator of whether an airspace designator is recorded in ICAO Doc. 7910 'Location Indicators'.

Airspace-isLevel1
type: Class
subclass of: Airspace
comment: An indicator whether the airspace is manageable at the strategic level.

Airspace-isLevel2
type: Class
subclass of: Airspace
comment: An indicator whether the airspace is manageable at the pre-tactical level.

Airspace-isLevel3
type: Class
subclass of: Airspace
comment: An indicator whether the airspace is manageable at the tactical level.

AirspaceActivation
type: Class
subclass of: TemporalEnabledEntity
subclass of: AirspaceOrganizationAndManagement
comment: Information about the operational status of the airspace.

AirspaceActivation-isExclusiveUseOfTraffic
type: Class
subclass of: AirspaceActivation
comment: An indication that the airspace has been activated for exclusive use. If false, it indicates that the airspace has been activated for specific use.

AirspaceCondition
type: Class
subclass of: AviationCondition
subclass of: Meteorology
comment: Weather-related observations and forecasts of relevance to an airspace.

AirspaceEntry
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: The event of entering an airspace.

AirspaceExit
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: The event of exiting an airspace.

AirspaceGeometryComponent
type: Class
subclass of: Object
subclass of: Airspace
comment: The role of the component in the airspace geometry.

AirspaceLayer
type: Class
subclass of: Object
subclass of: Airspace
comment: The portion of airspace between two specified vertical levels.

AirspaceLayerClass
type: Class
subclass of: ObjectWithSchedule
subclass of: Airspace
comment: The airspace class for a portion of airspace between two specified vertical levels.

AirspaceReservation
type: Class
subclass of: TemporalEnabledEntity
subclass of: AirspaceOrganizationAndManagement
comment: The procedure through which a volume is temporary reserved for an activity.

AirspaceReservation-isCancelled
type: Class
subclass of: AirspaceReservation
comment: An indication that the airspace reservation has been cancelled.

AirspaceVolume
type: Class
subclass of: GeoEnabledEntity
subclass of: Airspace
comment: A defined volume in the air, described as horizontal projection with vertical limits.

AirspaceVolumeDependency
type: Class
subclass of: Object
subclass of: Airspace
comment: The relationship between the geometry of an airspace volume and the geometry of another parent airspace.

Alert
type: Class
subclass of: TemporalEnabledEntity
subclass of: BusinessService
comment: Indication of an actual or potential hazardous situation that requires particular attention or action.

AltimeterSource
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: An instrument which measures vertical distance with respect to a reference level.

AltimeterSource-isPrimary
type: Class
subclass of: AltimeterSource
comment: Indication whether the altimeter is primary.

AltimeterSource-isRemote
type: Class
subclass of: AltimeterSource
comment: Indication whether the altimeter is remote.

AltimeterSourceStatus
type: Class
subclass of: ObjectWithSchedule
subclass of: AerodromeInfrastructure
comment: The operational status of an altimeter source.

AltitudeAdjustment
type: Class
subclass of: Object
subclass of: Obstacle
comment: Operational factors applied to obstacle clearance altitudes to produce the safest usable altitude.

AltitudeAdjustment-isLocalRemote
type: Class
subclass of: AltitudeAdjustment
comment: Indication if the altitude adjustment is based on a local or a remote altimeter.

AltitudeRangeType
type: Class
subclass of: RangeTypes
comment: The area of variation of an altitude between upper and lower limits.

AngleIndication
type: Class
subclass of: TemporalEnabledEntity
subclass of: AirspaceInfrastructurePoint
comment: An angular reference from a significant point.

AngleRangeType
type: Class
subclass of: RangeTypes
comment: The area of variation of an angle between upper and lower limits.

AngleUse
type: Class
subclass of: Object
subclass of: AirspaceInfrastructurePoint
comment: The role of the angle indication in the point reference.

AngleUse-isCourseGuidance
type: Class
subclass of: AngleUse
comment: Indication whether the angle indication provides the course guidance for the segment.

ApproachAltitudeTable
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: Altitude not defined by a segment that is to be depicted on the profile view, such as the height above touchdown for ILS CAT II approaches.

ApproachCondition
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: The final approach condition that must be met to use the set of minima.

ApproachDistanceTable
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: Distance not defined by a segment that is to be depicted on the profile view, such as the height above touchdown for ILS CAT II approaches.

ApproachLeg
type: Class
subclass of: SegmentLeg
subclass of: RouteAndProcedure
comment: A portion of a terminal approach procedure as defined by two consecutive significant points.

ApproachLightingSystem
type: Class
subclass of: GroundLightSystem
subclass of: AerodromeInfrastructure
comment: An airport lighting facility which provides visual guidance to landing aircraft by radiating light beams in a directional pattern by which the pilot aligns the aircraft with the final approach path for landing.

ApproachLightingSystem-isAlignmentIndicatorAvailable
type: Class
subclass of: ApproachLightingSystem
comment: An indication that a runway alignment indicator is available for the approach lighting system.

ApproachLightingSystem-isSequencedFlashingAvailable
type: Class
subclass of: ApproachLightingSystem
comment: An indication that sequenced flashing is available for the approach lighting system.

ApproachTimingTable
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: Table of timings usually between final approach fix and the missed approach point.

Apron
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A defined area, on a land aerodrome/heliport, intended to accommodate aircraft/helicopters for purposes of loading and unloading passengers, mail or cargo, and for fuelling, parking or maintenance.

Apron-isAbandoned
type: Class
subclass of: Apron
comment: An indicator that an apron is no longer in operational use, but it is still physically present and visible, although usually in a degraded state.

ApronAreaAvailability
type: Class
subclass of: ObjectWithSchedule
subclass of: AerodromeInfrastructure
comment: Information about the operational status of an element situated in an aerodrome apron area.

ApronAreaUsage
type: Class
subclass of: UsageCondition
subclass of: AerodromeInfrastructure
comment: A rule governing the usage of an element situated in the apron area.

ApronContamination
type: Class
subclass of: SurfaceContamination
comment: The presence or removal of hazardous conditions due to snow, ice, slush, water, etc. on the Apron surface.

ApronElement
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A part of a defined apron area.

ApronElement-isDockingAvailable
type: Class
subclass of: ApronElement
comment: An indicator of the availability of docking station system at an apron element.

ApronElement-isGroundPowerAvailable
type: Class
subclass of: ApronElement
comment: An indicator of the availability of ground power at an apron element.

ApronElement-isJetwayAvailable
type: Class
subclass of: ApronElement
comment: An indicator of the availability of jetway at an apron element.

ApronElement-isTowingAvailable
type: Class
subclass of: ApronElement
comment: Availability of towing service at an apron element.

ApronLightSystem
type: Class
subclass of: GroundLightSystem
subclass of: AerodromeInfrastructure
comment: The lighting system provided for illuminating apron areas of an aerodrome.

ApronMarking
type: Class
subclass of: Marking
subclass of: AerodromeInfrastructure
comment: A symbol or group of symbols displayed on the surface of an apron of an aerodrome.

ArrestingGear
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A series of devices (for example: engaging or catching devices and energy absorption devices) that are used to stop an aircraft by absorbing its momentum in a routine landing, emergency landing or aborted take-off.

ArrestingGear-isBidirectional
type: Class
subclass of: ArrestingGear
comment: An indicator of whether or not both runway directions utilise arresting gear which consists of a series of devices used to stop an aircraft by absorbing its momentum.

ArrivalAirspaceEntry
type: Class
subclass of: AirspaceEntry
subclass of: FlightEvent
comment: The event of entering an arrival management airspace.

ArrivalFeederLeg
type: Class
subclass of: ApproachLeg
subclass of: RouteAndProcedure
comment: A segment leg designed in accordance with the rules for arrival feeder segments.

ArrivalLeg
type: Class
subclass of: SegmentLeg
subclass of: RouteAndProcedure
comment: A portion of an arrival procedure (STAR) as defined by two consecutive significant points.

ArrivalManagementAdvisory
type: Class
subclass of: Entity
subclass of: ArrivalManagement
comment: An arrival management advisory to a flight to achieve its landing at the AMAN Planned Threshold Time (APTT).

ArrivalManagementHorizon
type: Class
subclass of: TemporalEnabledEntity
subclass of: ArrivalManagement
comment: A geometrical distance, flight time or set of airspace segment or points related to a Significant Point and used to define the geographical scope of an AMAN operation.

ArrivalOperations
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeOperations
comment: The set of flight operations following procedures associated with the destination aerodrome.

ArrivalOperations-isOnMissedApproach
type: Class
subclass of: ArrivalOperations
comment: The declaration that a flight is following a missed approach procedure.

ArrivalPair
type: Class
subclass of: TemporalEnabledEntity
subclass of: ConflictManagement
comment: Identifier of the lead and the following aircraft for a pair in the arrival sequence.

AtNode
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: The event of arriving at an aerodrome surface routing network node.

AuthorityForAerialRefuelling
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: The type of authority that the organisation has over the aerial refuelling route.

AuthorityForAirspace
type: Class
subclass of: TemporalEnabledEntity
subclass of: Airspace
comment: The responsibility that one organisation has for an airspace.

AuthorityForNavaidEquipment
type: Class
subclass of: Object
subclass of: NavigationInfrastructure
comment: The level of responsibility of an organisation for a radio navigation aid.

AuthorityForSpecialNavigationStation
type: Class
subclass of: Object
subclass of: NavigationInfrastructure
comment: The level of responsibility of an organisation for a special navigation station.

AuthorityForSpecialNavigationSystem
type: Class
subclass of: Object
subclass of: NavigationInfrastructure
comment: The level of responsibility of an organisation for a special navigation system.

AuxiliaryPowerUnit
type: Class
subclass of: AircraftEquipment
subclass of: Aircraft
comment: A self-contained power-unit on an aircraft providing electrical/pneumatic power to aircraft systems during ground operations.

AviationCondition
type: Class
subclass of: WeatherCondition
subclass of: Meteorology
comment: Weather observations and or forecast for a specific aeronautical location or airspace volume.

Boarding
type: Class
subclass of: TemporalEnabledEntity
subclass of: Turnaround
comment: The boarding of an aircraft for the purpose of commencing a flight, except by such crew or passengers as have embarked on a previous stage of the same through-flight.

Bridge
type: Class
subclass of: VerticalStructurePart
subclass of: Geospatial
comment: A structure forming or carrying a road over a river, a ravine, etc., or affording passage between two points at a height above the ground.

BridgeSide
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Geospatial
comment: Line representing the side extent of aerodrome feature(s) associated with the vertical drop section of an overpass.

Capability
type: Class
subclass of: Object
subclass of: Aircraft
comment: A particular aircraft capability.

Capability-isCapable
type: Class
subclass of: Capability
comment: Indication whether the aircraft has this type of capability.

Capacity
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: The maximum number of aircraft that can be accommodated in a given time period by the system or one of its components (throughput).

CircleSector
type: Class
subclass of: Object
subclass of: Airspace
comment: A 3D pattern based on start angle, stop angle, inner distance, outer distance and upper/lower altitude.

CirclingArea
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Airspace
comment: The area in which aircraft circle to land under visual conditions after completing an instrument landing approach.

CirclingRestriction
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A (sub)sector used to restrict flight within a circling area.

City
type: Class
subclass of: TemporalEnabledEntity
subclass of: Geospatial
comment: A town or other inhabited place.

CivilMilitaryCrossing
type: Class
subclass of: TemporalEnabledEntity
subclass of: Coordination
comment: The agreed and proposed civil military crossing conditions of an aircraft.

Cloud
type: Class
subclass of: WeatherPhenomenon
subclass of: Meteorology
comment: A hydrometeor consisting of minute particles of liquid water or ice, or of both, suspended in the free air and usually not touching the ground. It may also include larger particles of liquid water or ice and non-aqueous liquid or solid particles such as those present in fumes, smoke and dust.

Cloud-isAmoutAndBaseNotObservable
type: Class
subclass of: Cloud
comment: Indication that cumulonimbus clouds or towering cumulus clouds are detected by the automatic observing system but the cloud amount and the height of cloud base cannot be observed.

Cloud-isEmbedded
type: Class
subclass of: Cloud
comment: Surrounded, or part of a wider cloud layer, in opposition to isolated.

Cloud-isNoCloudDetected
type: Class
subclass of: Cloud
comment: No clouds are detected by the automatic observing system.

Cloud-isNoSignificantCloudDetected
type: Class
subclass of: Cloud
comment: No clouds of operational significance are detected by the ceilometer(s) in reports from fully automatic observing systems.

Cloud-isObscured
type: Class
subclass of: Cloud
comment: Hidden or out of sight by haze, smoke or cloud for example.

Cloud-isWidespread
type: Class
subclass of: Cloud
comment: Affecting a large area.

CodeACASCapabilityType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating the capability of the airborne collision avoidance system.

CodeACDMIrregularityType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code describing the type of A-CDM irregularity.

CodeADSBGSServiceStatusType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Information concerning the status of the Service provided by a Ground Station

CodeAMANHorizonType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A classification of a horizon in terms of its operational use in arrival management.

CodeAMANStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the status of eligibility of a flight for the AMAN processing.

CodeATCReportingType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the type of position report required by an ATC Unit.

CodeATFMHotspotSeverityType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the severity of an ATFM hotspot.

CodeATFMHotspotStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the status of an ATFM hotspot.

CodeATFMMeasureStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the status of an ATFM measure.

CodeATFMMeasureType
type: Class
subclass of: Codelists AirTrafficOperations
comment: Type of the ATFM Measure.

CodeAerialRefuellingPrefixType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A prefix for the designator of the Aerial Refuelling route.

CodeAerialRefuellingType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the type of aerial refuelling pattern.

CodeAerodromeCollocationType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the extent of collocation between two aerodromes.

CodeAerodromeSignApplicabilityType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The applicability of the sign.

CodeAerodromeSurfaceRoutingNetworkEdgeDirectionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Directionality of the edge.

CodeAerodromeSurfaceRoutingNetworkEdgeGeometryDerivationMethodType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Derivation method of edge geometry.

CodeAerodromeSurfaceRoutingNetworkEdgeType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Type of ASRN edge.

CodeAerodromeSurfaceRoutingNetworkNodeType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Type of ASRN node.

CodeAerodromeSystemType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Indicates which operational systems are published in AIP for the aerodrome.

CodeAerodromeTrafficType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code describing the type of air traffic at an aerodrome.

CodeAerodromeType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code specifying whether a particular entity occurrence is an Airport or a Heliport.

CodeAirToAirEngagementType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A list of codes indicating the type of air-to-air mission.

CodeAirTrafficServiceType
type: Class
subclass of: Codelists Stakeholders
comment: A list of codes used to designate type of air traffic services.

CodeAirTrafficType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code specifying the air traffic views for which traffic count information is established.

CodeAircraftAirframeEquipmentType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating a type of airframe equipment.

CodeAircraftAttitudeType
type: Class
subclass of: Codelists Flight
comment: The attitude of the aircraft in flight.

CodeAircraftAvionicsEquipmentType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating a type of aircraft avionics.

CodeAircraftCapabilityType
type: Class
subclass of: Codelists Aircraft
comment: A list of aircraft capabilities.

CodeAircraftClassificationType
type: Class
subclass of: Codelists Aircraft
comment: An aircraft characteristic that can be used as classification criteria.

CodeAircraftEngineNumberType
type: Class
subclass of: Codelists Aircraft
comment: A coded indication for the number of engines of an aircraft.

CodeAircraftEngineType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating the type of aircraft engine.

CodeAircraftEquipmentType
type: Class
subclass of: Codelists Aircraft
comment: A code describing types of aircraft equipments.

CodeAircraftFlightStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: Status of an aircraft at an aerodrome combining information about the outbound flight, the inbound flight and the turnaround process.

CodeAircraftGroundServiceType
type: Class
subclass of: Codelists Stakeholders
comment: A code indicating a type of service provided to aircraft on the ground.

CodeAircraftLandingCategoryType
type: Class
subclass of: Codelists Aircraft
comment: Classification of aircraft based on 1.3 times stall speed in landing configuration at maximum certified landing mass.

CodeAircraftOperatorType
type: Class
subclass of: Codelists Stakeholders
comment: The type of aircraft operator.

CodeAircraftPerformanceStatusType
type: Class
subclass of: Codelists Aircraft
comment: The status of the aircraft performance assessment.

CodeAircraftStandType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of stand.

CodeAircraftSurvivalEquipmentType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating a type of aircraft survival equipment.

CodeAircraftType
type: Class
subclass of: Codelists Aircraft
comment: Classification of aircraft according to specified basic characteristics, e.g. aeroplane, helicopter, glider, free balloon.

CodeAircraftWingspanClassType
type: Class
subclass of: Codelists Aircraft
comment: A grouping of airplanes based on wingspan.

CodeAirportCDMActorType
type: Class
subclass of: Codelists AirTrafficOperations
comment: Party contributing to an airport collaborative decision making process

CodeAirportMovementType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The distinct movement types at an airport are departure and arrival. Movement is a generic term for either of them.

CodeAirportSlotKindType
type: Class
subclass of: Codelists AirTrafficOperations
comment: Code indicating whether the Airport Slot is for the Departure or the Arrival of the flight.

CodeAirportWarningType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating a reason for caution in airport operations. For example, work in progress on a runway.

CodeAirspaceActivityType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the primary activity taking place in the airspace or the reason for its establishment.

CodeAirspaceAggregationType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: An 'operator' in coded form according to which two 'operands' will be 'associated' in order to produce a result.

CodeAirspaceClassificationType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A coded list of values that which determines the operating rules, flight requirements, and services provided in an airspace. According to Annex 11, Appendix 4.

CodeAirspaceDependencyType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the extent of dependency relation between an AirspaceVolume and another Airspace.

CodeAirspacePointPositionType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the location of a significant point in relation to airspace.

CodeAirspaceReservationImpactType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A list of coded values indicating the operational impact of the Airspace over the route segment.

CodeAirspaceReservationPhaseType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A coded list of values indicating steps of the Airspace reservation process, from the military end user point of view.

CodeAirspaceType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A coded list of values that indicates a type of airspace.

CodeAlertActivationStatusType
type: Class
subclass of: Codelists Stakeholders
comment: A code describing the activation status of the alert.

CodeAlertSeverityLevelType
type: Class
subclass of: Codelists Stakeholders
comment: A code describing the severity level of the alert.

CodeAlertTriggerType
type: Class
subclass of: Codelists Stakeholders
comment: A code describing how the alter is triggered.

CodeAlternativeFlightResponseKindType
type: Class
subclass of: Codelists Flight
comment: Whether an alternative flight is accepted by the downstream ATSUs or not.

CodeAlternativeFlightStateType
type: Class
subclass of: Codelists Flight
comment: The status of alternative flights (what-if flights).

CodeAltimeterType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The type of altimeter.

CodeAltitudeAdjustmentType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of adjustment used to produce a usable altitude.

CodeAltitudeReportingCapabilityType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating the capability of the aircraft to report altitudes with a given resolution.

CodeAltitudeUseType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating, in situations where both an upper and a lower altitude may be specified, how the altitude information should be interpreted.

CodeApproachEquipmentAdditionalType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the additional equipment needed to fly the procedure not listed in approachType

CodeApproachLightingICAOType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Classification of the approach lighting system using as criteria the ICAO Annex 14 standards and recommended practices.

CodeApproachLightingSystemType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A regional or organisation specific classification of the Runway approach lighting system equipment. Could also be a brand name.

CodeApproachPrefixType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: Code indicating the prefix used in support of current approach procedure naming conventions

CodeApproachType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code describing the type of instrument approach procedure.

CodeApprovalType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: Indicates an approval code

CodeApronElementType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The type of an apron based upon its location on an aerodrome and its general purpose.

CodeApronSectionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating a location on the surface of an apron. For example: apron edge.

CodeApronServiceType
type: Class
subclass of: Codelists Stakeholders
comment: Type of service available at an apron area, such as Marshal management service.

CodeArcDirectionType
type: Class
subclass of: Codelists Common
comment: A code indicating the direction of an arc (clockwise or counter clockwise).

CodeArrestingGearEnergyAbsorbType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The type of energy absorber (for example: a rotary brake) by which the arresting gear system rapidly dissipates the kinetic energy of a moving aircraft that engages the arresting system, bringing the aircraft to a stop.

CodeArrestingGearEngageDeviceType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of device (for example: a hook) that is used to engage an aircraft upon landing in order to immediately stop it.

CodeArrivalSeparationModeType
type: Class
subclass of: Codelists AirTrafficOperations
comment: Codes used to denote the separation modes for arrival sequence distance computation.

CodeAuthorityRoleType
type: Class
subclass of: Codelists Stakeholders
comment: A code indicating the role of the OrganisationAuthority for the aeronautical feature.

CodeAuthorityType
type: Class
subclass of: Codelists Stakeholders
comment: A code indicating the type of responsibility that one organisation/authority has for an aeronautical feature (for example, an airspace).

CodeAviationStandardsType
type: Class
subclass of: Codelists Stakeholders
comment: A code indicating the standard referred to by a list of values, in case where different aviation authorities use different categorisation criteria.

CodeBasicCoordinationStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The state of coordination of the time and level at the coordination point.

CodeBearingType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the type of angle: magnetic, bearing, VOR radial.

CodeBoundaryCrossingType
type: Class
subclass of: Codelists Flight
comment: A code describing how the boundary between two ATC volumes will be crossed.

CodeBridgeDropSideType
type: Class
subclass of: Codelists Common
comment: Relative location of the drop side, from startpoint to endpoint of line.

CodeBuoyType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Code indicating the type of Buoy

CodeCTAStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the possible statuses of the CTA negotiation process.

CodeCapacityType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the type of capacity.

CodeChangeIndicatorType
type: Class
subclass of: Codelists Meteorology
comment: A code describing the type of meteorological conditions changes.

CodeCheckpointCategoryType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The position of the checkpoint; airborne or ground

CodeCivilMilitaryCrossingStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The status of the crossing.

CodeClassB2TransmitPowerCapabilityType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating the class B2 power transmission capability.

CodeCloudAmountType
type: Class
subclass of: Codelists Meteorology
comment: Amount of cloud - assessed by category.

CodeCloudType
type: Class
subclass of: Codelists Meteorology
comment: A code describing the types of cloud.

CodeColourType
type: Class
subclass of: Codelists Common
comment: A list of colours.

CodeCommunicationCapabilityType
type: Class
subclass of: Codelists Flight
comment: A code indicating the capability of the aircraft and associated flight crew qualifications to communicate with ATS units.

CodeCommunicationDirectionType
type: Class
subclass of: Codelists Stakeholders
comment: A coded indicator for the directionality of a communication channel.

CodeCommunicationModeType
type: Class
subclass of: Codelists Stakeholders
comment: A coded indicator for the type of communication channel.

CodeComparisonType
type: Class
subclass of: Codelists Common
comment: A list of comparison operators.

CodeCompassPointType
type: Class
subclass of: Codelists Common
comment: The main points of the compass.

CodeConditionalRouteType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: The type of conditional route, according to the Flexible use of Airspace rules.

CodeConstraintCategoryType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The list of categories for a trajectory constraint.

CodeConstraintHandlingType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code describing the open/closed status of a trajectory constraint.

CodeConstraintOriginatorType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The constraint origin.

CodeConstraintStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The state of acceptance of the trajectory constraint by the FDMP.

CodeContaminationType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the types of substances which can contaminate aerodrome movement areas.

CodeConvectionCellTopVariationType
type: Class
subclass of: Codelists Meteorology
comment: A code describing the dynamic behaviour of the top of a convection cell.

CodeConvectionCellType
type: Class
subclass of: Codelists Meteorology
comment: A code indicating whether a convection cell described is the base (cell base) of a cell, or the upper part of a cell (cell top).

CodeCoordinationAndTransferStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The state of progress of the coordination between civilian ATSUs or between a civilian and a military ATSU or with an Oceanic centre.

CodeCoordinationReasonType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The reason for a coordination to have been :

CodeCountCalculationType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code describing the traffic count's calculation types.

CodeCourseQualityILSType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A coded value indicating the signal quality of the ILS course structure based on the location the precision signal is usable to, according to ICAO Annex 10, Volume I, Chapter 3.

CodeCourseType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the type of course to be observed.

CodeDMEChannelType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the channel of a DME.

CodeDMEType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of UHF distance measuring equipment.

CodeDatalinkCommunicationCapabilityType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating the capability of the aircraft to communicate or receive data.

CodeDayType
type: Class
subclass of: Codelists Common
comment: A list of the days of the week.

CodeDeclaredDistanceType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of conventional declared distance for a runway.

CodeDeicingStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The progress status of the de-icing procedure.

CodeDepartureClearanceStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The progress status of granting of the departure clearance.

CodeDepartureSuspensionStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: This enumerated class holds the possible values for the status of a Departure

CodeDesignStandardType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the rules used to design and evaluate terminal procedures

CodeDirectionTurnType
type: Class
subclass of: Codelists Common
comment: A code indicating the direction of a turn.

CodeDirectionType
type: Class
subclass of: Codelists Common
comment: A code indicating a 1-dimensional direction, for example, forward or backward.

CodeDistanceIndicationType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: Coding indicating the type of distance indication.

CodeEmergencyPhaseType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The type of emergency phase.

CodeEmergencyStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code describing the status of an emergency.

CodeEmissionBandType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The type of emission band

CodeEngineOperationModeType
type: Class
subclass of: Codelists Environment
comment: A code describing the operating mode of the engine.

CodeEquipmentOperationalType
type: Class
subclass of: Codelists Common
comment: Presumably meant to indicate the operational status of the additional equipment. Could be considered, if we are going to include the current operational status of equipment as well as the status as indicated in the flight plan.

CodeEquipmentStatusType
type: Class
subclass of: Codelists Aircraft
comment: An indication, for any type aircraft equipment, whether the aircraft is equipped, not equipped or the equipment status is unknown.

CodeEquipmentUnavailableType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code to indicate the type of unavailable equipment

CodeFFICEStatusType
type: Class
subclass of: Codelists Flight
comment: A code indicating the status of the flight for information management of the flight information.

CodeFacilityRankingType
type: Class
subclass of: Codelists Stakeholders
comment: The order of priority of a facility, within a range of similar facilities. For example, "primary", "secondary" or "alternate".

CodeFiledFlightRulesType
type: Class
subclass of: Codelists Flight
comment: Indication about the category of flight rules with which the pilot intends to comply.

CodeFinalGuidanceType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: Codes describing the guidance used on the final approach segment of an instrument approach procedure.

CodeFireFightingType
type: Class
subclass of: Codelists Stakeholders
comment: A code indicating the category of the fire fighting service provided at the aerodrome/heliport.

CodeFlightCrewQualificationType
type: Class
subclass of: Codelists Stakeholders
comment: The type of flight crew qualification.

CodeFlightDataKindType
type: Class
subclass of: Codelists Flight
comment: A code distinguishing real flight information from copies of it (alternative or what-if flights).

CodeFlightOriginType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A coded list of values indicating the source of a flight (local, national, international, etc.)

CodeFlightPhaseType
type: Class
subclass of: Codelists Flight
comment: The type of flight phase.

CodeFlightReadyStatusType
type: Class
subclass of: Codelists Flight
comment: Indication about the readiness status of the flight.

CodeFlightRestrictionType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating if the restriction is an interdiction or a mandatory routing.

CodeFlightRulesType
type: Class
subclass of: Codelists Common
comment: The regulations that govern all aspects of operations under which the pilot flies.

CodeFlightServiceAvailabilityType
type: Class
subclass of: Codelists Stakeholders
comment: A list of values that designate the intentions of a flight in relation with a location, such as arrival, departure or over-flight.

CodeFlightStatusForCountType
type: Class
subclass of: Codelists Flight
comment: A code indicating the status and/or origin of a flight in the NM system.

CodeFlightType
type: Class
subclass of: Codelists Flight
comment: The Type of the flight.

CodeFlowCombinationRoleType
type: Class
subclass of: Codelists AirTrafficOperations
comment: Code indicating the role a flow fulfils within a traffic volume.

CodeFrictionDeviceType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the types of equipment used to determine the friction coefficient on an aerodrome movement area.

CodeFrictionEstimateType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code describing the qualitative estimates of the friction on a movement area.

CodeFuelType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the category of fuel available at an aerodrome/heliport.

CodeGasType
type: Class
subclass of: Codelists Environment
comment: A list of gas types.

CodeGeoBorderType
type: Class
subclass of: Codelists Common
comment: The type of geographical border.

CodeGradeSeparationType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A list of coded values that indicate the placement of an element at a different height from another element.

CodeGroundLightingType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating a type of aeronautical ground light.

CodeGuidanceLineType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of guidance line.

CodeHeadingType
type: Class
subclass of: Codelists Flight
comment: Indication whether a heading is absolute or relative.

CodeHeightReferenceType
type: Class
subclass of: Codelists Common
comment: A code indicating the reference surface for a height value, especially for approach procedures related heights.

CodeHelicopterPerformanceType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating the performance class of a helicopter.

CodeHoldingSideType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Relative location of the holding side of a holding position, from startpoint to endpoint of line.

CodeHoldingUsageType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the type of holding procedure.

CodeHoldingUseType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code to identify the holding is used by a segment

CodeIATACoordinationLevelType
type: Class
subclass of: Codelists BaseInfrastructure
comment: IATA classification of Airports according to level of activity.

CodeIATACountryCodeType
type: Class
subclass of: Codelists Common
comment: The list of IATA Country Codes.

CodeIATASeasonType
type: Class
subclass of: Codelists AirTrafficOperations
comment: Scheduling season as used by the commercial aviation industry.

CodeICAOCertificationType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The airport conformity to applicable safety regulatory requirements. An airport may have received ICAO certification or not and it may have received it with some exceptions not detailed here.

CodeICAONationalityLettersType
type: Class
subclass of: Codelists Common
comment: The list of ICAO Nationality Letters.

CodeILSBackCourseType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the usability of the localizer signal in the back-course sector.

CodeInstructionToAircraftType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The instruction that may be given to a flight that cannot depart for an APOP/DEP reason.

CodeInstrumentApproachCategoryType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A description of the types of instrument approach.

CodeInstrumentRunwayType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A description of the types of runway intended for the operation of aircraft using instrument approach procedures.

CodeIntegrityLevelILSType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A coded value indicating the quality which relates to the trust which can be placed in the correctness of the information supplied by the ILS facility, according to ICAO Annex 10, Volume I, Attachment C.

CodeIntensityStandByType
type: Class
subclass of: Codelists Stakeholders
comment: A code indicating the intensity level of the lighting when not in use.

CodeInternationalFlightType
type: Class
subclass of: Codelists Flight
comment: Indication about the type of domestic or international flight.

CodeLAHSOMarkingType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The type of location being protected by the feature instance.

CodeLegPathType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code classifying the trajectory of a segment path.

CodeLevelSeriesType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A series of predefined levels.

CodeLevelTableDesignatorType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code identifying the table of discreet cruising levels.

CodeLevelType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the level: upper airspace, lower airspace or both.

CodeLifeJacketEquipmentType
type: Class
subclass of: Codelists Aircraft
comment: The type of life jackets available on board the aircraft.

CodeLightBulbType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The source type of the light.

CodeLightHoldingPositionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A coded list of light signs provided for a taxiway holding position.

CodeLightIntensityType
type: Class
subclass of: Codelists Common
comment: A code indicating the intensity level of a light source.

CodeLightSourceType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating a type of light source, such as strobe or flood.

CodeLightSystemActivationType
type: Class
subclass of: Codelists Stakeholders
comment: A code indicating the activation / deactivation of a system following a specific command.

CodeLightingJARType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Classification of the approach lighting system using as criteria JAR-OPS 1 - Subpart E, Appendix 1 to 1.430]

CodeLoadingBridgeType
type: Class
subclass of: Codelists BaseInfrastructure
comment: An coded list of values that indicate types of passenger loading bridges.

CodeLocationQualifierType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code qualifying a location (such as an airspace, aerodrome, point, etc.) in relation with a flight or with its availability.

CodeLocationToDeiceType
type: Class
subclass of: Codelists AirTrafficOperations
comment: This indicates the location where the aircraft will de-ice. it can be at its stand or at a de-icing platform.

CodeLogicalOperatorType
type: Class
subclass of: Codelists Common
comment: A boolean operator.

CodeMCDMCoordinationApprovalStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the approval status within MCDM.

CodeMCDMCoordinationLevelType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the level at which the MCDM coordination is being done.

CodeMCDMCoordinationStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the status of an MCDM coordination.

CodeMLSAzimuthType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of azimuth equipment: normal or backward.

CodeMLSChannelType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the channel of an MLS.

CodeMarkerBeaconSignalType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the class of a radio marker.

CodeMarkingConditionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A coded list of values that indicate the status of the painted surface marking elements.

CodeMarkingPatternType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The type of marking pattern used at this location.

CodeMarkingStyleType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A coded list of values indicating styles of painted lines.

CodeMilitaryActivityType
type: Class
subclass of: Codelists AirTrafficOperations
comment: List of military activities that have a national specificity.

CodeMilitaryOperationsType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating in terms of civil or military, the type of operations.

CodeMilitaryStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code distinguishing between military and civil status.

CodeMilitaryTrainingType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the type of flying on a military training route.

CodeMinimaFinalApproachPathType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: Code indicating final approach path type for establishing valid set of minima on a procedure.

CodeMinimumAltitudeType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code classifying altitudes for approach procedure minima.

CodeMinimumHeightType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code classifying heights for approach procedure minima.

CodeMissedApproachType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: Types of missed approach.

CodeModeSType
type: Class
subclass of: Codelists Flight
comment: The type of Mode S.

CodeNDBUsageType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the class of an NDB.

CodeNasRoleType
type: Class
subclass of: Codelists Stakeholders
comment: Role of a Country with respect to Nas.

CodeNavaidPurposeType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A coded list of values indicating the intended usage of a navaid (en-route or airport)

CodeNavaidServiceType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Types of Navaid Services.

CodeNavigationAreaRestrictionType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: Indicates the type of restricted area that aircraft should avoid

CodeNavigationAreaType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the type of navigation area.

CodeNavigationCapabilityType
type: Class
subclass of: Codelists Flight
comment: A code indicating the navigation capability of the aircraft and associated flight crew qualifications.

CodeNitrogenSupplyType
type: Class
subclass of: Codelists Stakeholders
comment: A code describing the type of nitrogen supplies for aviation usage.

CodeNoiseCertificationType
type: Class
subclass of: Codelists Aircraft
comment: Type of aircraft noise certification as defined by the ICAO Annex 16 V1

CodeNonStandardReasonType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code describing the reasons for a non standard coordination.

CodeNorthReferenceType
type: Class
subclass of: Codelists Common
comment: A code indicating the type of the North reference used.

CodeNotePurposeType
type: Class
subclass of: Codelists Common
comment: A list of values that indicate the goal with which a free text Note is provided.

CodeObscurationType
type: Class
subclass of: Codelists Meteorology
comment: A code describing the obscuration types.

CodeObstacleAreaType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of obstacle coverage area, according to ICAO Annex 15.

CodeObstacleAssessmentSurfaceType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of surface assessment. Used for indicating assessment surfaces used in design and evaluation activities such as approach procedure design.

CodeObstructionIdSurfaceZoneType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Specifies zones within obstruction identification surfaces (OIS).

CodeOceanicClearanceStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The status of the oceanic clearance.

CodeOceanicReclearanceReasonType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The reasons for an oceanic re-clearance.

CodeOilType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the category of oil available at an aerodrome/heliport.

CodeOperationAerodromeType
type: Class
subclass of: Codelists Flight
comment: A coded identifier indicating an operation executed by an aircraft in relation with an aerodrome.

CodeOperationManoeuvringAreaType
type: Class
subclass of: Codelists Flight
comment: A coded list of values that indicates a type of activity on an aerodrome manoeuvring area element.

CodeOrganisationHierarchyType
type: Class
subclass of: Codelists Stakeholders
comment: The values indicating the type of association between two organisations.

CodeOrganisationType
type: Class
subclass of: Codelists Stakeholders
comment: A code indicating the type of an Organisation/Authority.

CodeOxygenSupplyType
type: Class
subclass of: Codelists Stakeholders
comment: A code describing the type of oxygen supplies for aviation usage.

CodePARType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Type of Precision Approach Radar equipment.

CodePCNMethodType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the method used in the evaluation of a PCN number.

CodePCNPavementType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the pavement behaviour (rigid or flexible) used for the ACN determination.

CodePCNSubgradeType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the sub-grade strength category related to a PCN number.

CodePCNTyrePressureType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the maximum allowable tyre pressure category related to a PCN number.

CodeParticularDayType
type: Class
subclass of: CodeDayType
subclass of: Codelists Common
comment: A list of particular days.

CodeParticularMatterType
type: Class
subclass of: Codelists Environment
comment: A list of particular matter types.

CodePassengerServiceType
type: Class
subclass of: Codelists Stakeholders
comment: A code indicating a type of service provided to passengers at the airport.

CodePilotControlledLightingType
type: Class
subclass of: Codelists Stakeholders
comment: A list to indicate the standard with which the pilot controlled lighting service complies.

CodePlanningStatusType
type: Class
subclass of: Codelists Common
comment: Qualification of the planning stage where the information is coming from.

CodePointUsageType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code describing the usage of a point within ATM context.

CodePositionInILSType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating a position in the ILS system.

CodePositionMarkingType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Type of the Position Marking.

CodePrecipitationType
type: Class
subclass of: Codelists Meteorology
comment: A code describing the precipitation types.

CodeProcedureAvailabilityType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the availability of a procedure for use.

CodeProcedureCodingStandardType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: Code indicating the standard used to encode the approach procedure.

CodeProcedureDistanceType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: Indicates the distance and altitude type associated with an approach procedure.

CodeProcedurePhaseType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating a phase of a SID, STAR or IAP.

CodeProtectAreaSectionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the location of the Protect Area lighting.

CodeRNAVFlightCapabilityType
type: Class
subclass of: Codelists Flight
comment: A code indicating which Area Navigation requirements can be met by the aircraft while operating in the context of a particular airspace when supported by the appropriate navigation infrastructure.

CodeRNPCapabilityType
type: Class
subclass of: Codelists Flight
comment: A code indicating which Required Navigation Performance requirements can be met by the aircraft while operating in the context of a particular airspace when supported by the appropriate navigation infrastructure.

CodeRVRReadingType
type: Class
subclass of: Codelists Meteorology
comment: A code indicating the position where the RVR reading is reported.

CodeRVRTendencyType
type: Class
subclass of: Codelists Meteorology
comment: A code indicating, when instrumented systems are used for the assessment of RVR, the tendency (upward or downward) of the variations in RVR during the 10-minute period immediately preceding the observation.

CodeRadarServiceType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A list of service types for Radar Systems.

CodeRadioEmissionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of emission, as defined at the 1979 ITU World Administrative Radio Conference.

CodeRadioFrequencyAreaType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of radio navigation aid limitation.

CodeRadioSignalType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A coded indicator for the type of information transmitted by a navaid or other radio emission source.

CodeReasonCancellationType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A coded list of values indicating the reason for abandoning the use of an airspace by a planned military mission.

CodeReasonForAbortingTakeOffType
type: Class
subclass of: Codelists Flight
comment: The reason for aborting take-off.

CodeReasonForDepartureSuspensionType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The reasons for which a departure suspension may exist.

CodeReasonForSpecialHandlingType
type: Class
subclass of: Codelists Flight
comment: The reason for special handling of a flight by ATS.

CodeReferenceLocationType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The types of reference location.

CodeReferenceRoleType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A list describing the valid Point Reference makeups for use by navigation receivers.

CodeReflectorType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Type of Reflector associated to the PAR.

CodeRegulationCauseLocationCategoryType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the location category for an ATFM regulation.

CodeRegulationCauseType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A structured code indicating the reason for implementing an ATFM Regulation.

CodeRelativeDirectionType
type: Class
subclass of: Codelists Common
comment: A list of values indicating a direction with regard to a reference point.

CodeRelativePositionType
type: Class
subclass of: Codelists Common
comment: A list of values indicating a relative position, in relation with a reference point.

CodeReleaseIndicationType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code describing the release indications.

CodeResponsibilityKindType
type: Class
subclass of: Codelists Stakeholders
comment: The kind of responsibilities that can be available in an ATSU.

CodeRoadType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of a road.

CodeRoleKindType
type: Class
subclass of: Codelists Stakeholders
comment: The kind of roles that can be available in an ATSU.

CodeRouteAvailabilityType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the route segment availability.

CodeRouteDesignatorLetterType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A one character designator for the route.

CodeRouteDesignatorPrefixType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A prefix for route designators.

CodeRouteDesignatorSuffixType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A suffix for the route designator.

CodeRouteNavigationType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the type of a route from a navigation point of view.

CodeRouteOriginType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating if a route is international or domestic.

CodeRouteSegmentPathType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the type of segment path.

CodeRouteType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the route classification.

CodeRuleProcedureTitleType
type: Class
subclass of: Codelists Stakeholders
comment: An open list of values indicating a general heading by which a rule or procedure is usually identified in the Aeronautical Information Publications (AIP) or similar/related documents.

CodeRuleProcedureType
type: Class
subclass of: Codelists Stakeholders
comment: An open coded list of values indicating the purpose of a rule or procedure.

CodeRunwayDirectionOperationModeType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A runway direction may be operational for arrivals only, for departures only, for both (mixed mode) or it may be closed.

CodeRunwayElementType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of runway element.

CodeRunwayExitType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Type of runway exit.

CodeRunwayMarkingType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Type of runway marking related to landing categories such as precision, non-precision and basic.

CodeRunwayProtectionAreaType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of protection area for a runway

CodeRunwaySectionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the position of an item on a surface of a runway.

CodeRunwayType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code that makes a distinction between runways for airplanes and FATO for helicopters.

CodeSSRCategoryType
type: Class
subclass of: Codelists Flight
comment: Categories of SSR code.

CodeSSRCodeStatusType
type: Class
subclass of: Codelists Flight
comment: The status of the SSR code.

CodeSSRModeType
type: Class
subclass of: Codelists Flight
comment: A code describing the different modes of surveillance.

CodeSafeAltitudeType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the type of altitude used, MSA or ESA.

CodeSafetyMitigationAdviceType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The types of the safety mitigation advice.

CodeSeaStateType
type: Class
subclass of: Codelists Meteorology
comment: A code describing the state of the sea based on the height of waves, as specified in WMO Publication No. 306, Manual on Codes, Volume I,1, Part A - Alphanumerix Codes, Code Table 3700.

CodeSegmentPathType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the type of flight path and its associated type of termination.

CodeSegmentTerminationType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the end point of a terminal procedure segment leg.

CodeSeparationAdviceReasonType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The reason for issuing the advice.

CodeSeparationAdviceType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The types of separation advice.

CodeSeparationFromLeadIndicatorType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The types of indicator of separation not in lead.

CodeServiceATFMType
type: Class
subclass of: Codelists Stakeholders
comment: A list of codes used to designate flight planning and air traffic flow management services.

CodeServiceClassType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Information concerning the configuration of a Service.

CodeServiceInformationType
type: Class
subclass of: Codelists Stakeholders
comment: A list of codes used to designate information provision services.

CodeServiceSARType
type: Class
subclass of: Codelists Stakeholders
comment: A list of codes used to designate services in relation with search and rescue.

CodeSignalPerformanceType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A coded value indicating the signal performance level in space corresponding to the precision of an ILS or MLS system according to ICAO Annex 10, Volume I, Chapter 3.

CodeSignificantPointDesignatorType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating a specific type of significant point, in direct relation with the designator allocated to that point.

CodeSignificantWeatherQualifierType
type: Class
subclass of: Codelists Meteorology
comment: Qualifiers used in association with a reported significant weather phenomenon.

CodeSlotAllocationStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: Indication whether a slot is pre-allocated to a flight (typically two hours before the Estimated Off-Block Time) or allocated (after these two hours).

CodeSlotImprovementProposalStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: Indication whether a proposal is pending to be accepted or rejected, or if it has been rejected.

CodeSpecialHeightValueType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: ATM specific codes used to express height in non-numeric terms.

CodeSpecialNavigationStationType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of service provided by a station in a special navigation system chain, depending on the type of the system.

CodeSpecialNavigationSystemType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating a type of special navigation system.

CodeSpecialSSRCodeType
type: Class
subclass of: Codelists AirTrafficOperations
comment: The type of special SSR code.

CodeSpeedReferenceType
type: Class
subclass of: Codelists Flight
comment: A code indicating the reference system for a speed value.

CodeStandServiceType
type: Class
subclass of: Codelists Stakeholders
comment: Type of service available at a stand, such as visual or instrumental docking guidance system.

CodeStandbyPowerType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Type of power used when the radar is required to operate on standby.

CodeStatusAirportType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A coded list of values that indicates the availability of an aerodrome facility for specific flight operations.

CodeStatusAirspaceType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A coded list of values indicating the activation status of an Airspace.

CodeStatusConstructionType
type: Class
subclass of: Codelists Common
comment: A code indicating the status of the construction of a Vertical Structure.

CodeStatusNavaidType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The operational status of a Navaid or NavaidEquipment

CodeStatusOperationsType
type: Class
subclass of: Codelists Common
comment: Code indicating operational status.

CodeStatusServiceType
type: Class
subclass of: Codelists Stakeholders
comment: A coded list of values that indicate the operational capability of a service.

CodeSupplyDistributionMethodType
type: Class
subclass of: Codelists Stakeholders
comment: The method used for distributing supply at an apron.

CodeSurfaceCompositionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the composition of a surface.

CodeSurfaceConditionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the condition of a surface, such as a runway, taxiway, the marking of a threshold, etc..

CodeSurfacePreparationType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the preparation technique for a surface area.

CodeSurfaceVehicleIdentificationType
type: Class
subclass of: Codelists Aircraft
comment: Vehicle fleet identification

CodeSurveillanceCapabilityType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating the SSR and ADS capability of the aircraft.

CodeSurvivalEquipmentType
type: Class
subclass of: Codelists Aircraft
comment: The type of equipment carried on board the aircraft that can be used by the crew and passengers to assist survival in harsh environments in case of emergency.

CodeTAAType
type: Class
subclass of: Codelists AirspaceInfrastructure
comment: A code indicating the types of Terminal Arrival Altitude.

CodeTACANChannelType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the channel of a TACAN.

CodeTLOFSectionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the position of an item on the surface of a Touch Down and Lift-off Area.

CodeTacticalIReroutingProposalStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code describing the status of the tactical rerouting proposal.

CodeTacticalReroutingApplicationType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating how the tactical rerouting measure is to be applied.

CodeTacticalReroutingConstraintType
type: Class
subclass of: Codelists AirTrafficOperations
comment: A code indicating the type of tactical rerouting constraint.

CodeTacticalReroutingReasonType
type: Class
subclass of: Codelists AirTrafficOperations
comment: Describes whether a flight was rerouted, and if that is the case, why.

CodeTacticalReroutingStatusType
type: Class
subclass of: Codelists AirTrafficOperations
comment: If a flight was rerouted, describes the current rerouting state.

CodeTargetTimeStatusType
type: Class
subclass of: Codelists Flight
comment: A code describing the status of the target take-off time.

CodeTargetTrajectoryChangeReportCapabilityType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating the capability of the aircraft to report target trajectory change.

CodeTaxiRouteModeType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of taxi route mode.

CodeTaxiRouteStatusType
type: Class
subclass of: Codelists BaseInfrastructure
comment: Specifies whether the considered Taxi Route was the planned one or a deviation of it.

CodeTaxiwayElementType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code list of values indicating a component of the taxiway surface.

CodeTaxiwaySectionType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the position of an item on the surface of a taxiway.

CodeTaxiwayType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating a type of taxiway.

CodeTelecomNetworkType
type: Class
subclass of: Codelists Stakeholders
comment: Codelist containing the Telecom Networks that can be used to address an organisation.

CodeTerrainAwarenessAndGroundProximityAlertingCapability
type: Class
subclass of: Codelists Aircraft
comment: A code indicating the capability of the aircraft to warn or alert about the proximity of the ground.

CodeTimeEventCombinationType
type: Class
subclass of: Codelists Common
comment: A code indicating which event in a list of events in time should be given precedence over the others. E.g. the earliest or the latest.

CodeTimeEventType
type: Class
subclass of: Codelists Common
comment: A code indicating an event occurrence during any day.

CodeTimeReferenceType
type: Class
subclass of: Codelists Common
comment: A coded indication of a time reference system - UTC or local.

CodeTrajectoryDialogueStatusType
type: Class
subclass of: Codelists Flight
comment: A code indicating the 4D trajectory clearance states.

CodeTrajectoryElementType
type: Class
subclass of: Codelists Flight
comment: The type of Trajectory Element.

CodeTrajectoryPointAcceptanceStatusType
type: Class
subclass of: Codelists Flight
comment: The state of acceptance of the trajectory point by the FDMP.

CodeTrajectoryPointType
type: Class
subclass of: Codelists Flight
comment: A code indicating the type of trajectory point.

CodeTrajectorySegmentType
type: Class
subclass of: Codelists Flight
comment: The type of TrajectorySegment.

CodeTrajectoryType
type: Class
subclass of: Codelists Flight
comment: The type of Trajectory.

CodeTransponderType
type: Class
subclass of: Codelists Aircraft
comment: A code indicating a transponder mode.

CodeTurbulenceType
type: Class
subclass of: Codelists Meteorology
comment: A code describing the types of turbulence.

CodeTypeOfTaxiRouteType
type: Class
subclass of: Codelists BaseInfrastructure
comment: The type of taxi route.

CodeUnitDependencyType
type: Class
subclass of: Codelists Stakeholders
comment: A list of coded values that indicate the kind of dependency between a Unit and a related Unit.

CodeUnitType
type: Class
subclass of: Codelists Stakeholders
comment: A unit providing particular ATS services.

CodeUomAccelerationType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for acceleration.

CodeUomAreaType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for an area.

CodeUomDepthChangeRateType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for a rate of progress or change of a certain material as it builds up on solid objects.

CodeUomEddyDissipationRateType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for Eddy Dissipation Rate.

CodeUomElectricCurrentType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for electric current.

CodeUomEnergyFluxType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for energy flux.

CodeUomForceType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for a force.

CodeUomFrequencyType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for frequency.

CodeUomLengthType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for length.

CodeUomLuminanceIntensityDensityType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for luminance.

CodeUomLuminousIntensityType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for light intensity.

CodeUomMassConcentrationType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for mass concentration.

CodeUomMassDensityType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for mass density.

CodeUomMassType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for mass.

CodeUomParticleContentType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for a particle content.

CodeUomParticleFluxType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for particle flux.

CodeUomPlaneAngleType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for the plane angle.

CodeUomPowerType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for power.

CodeUomPressureType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for pressure.

CodeUomRatioType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for the quantitative relation between two amounts showing the number of times one value contains or is contained within the other.

CodeUomSolidAngleType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for the solid angle.

CodeUomTemperatureType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for temperature.

CodeUomTimeType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure an interval of time.

CodeUomVelocityType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for speed.

CodeUomVolumeConcentrationType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for concentration.

CodeUomVolumeType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for a volume measurement.

CodeUomWeightType
type: Class
subclass of: UnitsOfMeasure
comment: Units of measure for a weight.

CodeUpperAlphaType
type: Class
subclass of: Codelists Common
comment: Letters of the Latin alphabet.

CodeUsageLimitationType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating whether a limitation is of type permission, interdiction or exclusive usage.

CodeVASISType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating a type of visual approach slope indicator system.

CodeVORType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of path to the next point.

CodeValidityPeriodInterpretationType
type: Class
subclass of: Codelists Common
comment: Interpretation given to a validity period.

CodeValueContaminationExtentType
type: Class
subclass of: Codelists Meteorology
comment: A code describing the proportion of a runway surface that is contaminated by a contaminant, as a percentage of the total runway area.

CodeValueInterpretationType
type: Class
subclass of: Codelists Common
comment: A code indicating how a value needs to be interpreted when used as a filter or condition. For example: above the value or below the value.

CodeVerticalDatumType
type: Class
subclass of: Codelists Common
comment: List of vertical datums.

CodeVerticalReferenceType
type: Class
subclass of: Codelists Common
comment: A code indicating the reference for a vertical distance.

CodeVerticalStructureMarkingType
type: Class
subclass of: Codelists Common
comment: A code indicating the type and pattern of markings on a vertical structure.

CodeVerticalStructureMaterialType
type: Class
subclass of: Codelists Common
comment: A coded list of values indicating the type(s) of material that could compose the load-bearing structure and/or exterior facing of a vertical construction.

CodeVerticalStructureType
type: Class
subclass of: Codelists Common
comment: A code indicating the type of vertical structure.

CodeVisualDockingGuidanceType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A coded list of values that indicate types of systems used at aircraft stands in order to help the pilot align and position the aircraft.

CodeWakeTurbulenceCategoryType
type: Class
subclass of: Codelists Aircraft
comment: A grouping of aircraft according to the effect of the rotating air mass created behind the wing tips.

CodeWakeVortexClassificationType
type: Class
subclass of: Codelists Aircraft
comment: Aircraft classification depending on wake vortex separation.

CodeWeatherIntensityType
type: Class
subclass of: Codelists Meteorology
comment: A code indicating the weather intensity.

CodeWeatherPhenomenonType
type: Class
subclass of: Codelists Meteorology
comment: A code describing the types of weather phenomenon.

CodeWindCharacteristicType
type: Class
subclass of: Codelists Meteorology
comment: When it is not possible to forecast a prevailing surface wind direction due to its expected variability, for example, during light wind conditions (less than 3 kt) or thunderstorms, the forecast wind direction should be indicated as variable using "VRB". When the wind is forecast to be less than 1 kt the forecast wind speed should be indicated as calm. When a wind speed of 20oKm/h (100kt) or more is forecast, it should be indicated as 200Km/h (or 100kt) [ICAO ANNEX 3, recommendation 6.2.12]

CodeWorkAreaType
type: Class
subclass of: Codelists BaseInfrastructure
comment: A code indicating the type of work performed in the work area.

ConstrainingAirspaceActivity
type: Class
subclass of: TemporalEnabledEntity
subclass of: Airspace
comment: A qualification of the impact of an airspace reservation over a route segment.

ContactInformation
type: Class
subclass of: Object
subclass of: Stakeholder
comment: Information required to enable contact with the responsible person and/or organisation.

Contour
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Meteorology
comment: An estimated or observed outline of a particular weather situation.

ControlledTimeOver
type: Class
subclass of: TimeConstraint
subclass of: Trajectory
comment: An ATM imposed constraint over a point.

Convection
type: Class
subclass of: WeatherPhenomenon
subclass of: Meteorology
comment: In the atmosphere, convection is the dominant vertical transport process in convective boundary layers, which are common over tropical oceans and, during sunny days, over continents. Moist convection in the atmosphere is characterized by deep, saturated updrafts and downdrafts, and unsaturated downdrafts driven by the evaporation and melting of precipitation. This form of convection is made visible by cumulus clouds and cumulonimbus clouds in the case of precipitation convection.

ConvectionCell
type: Class
subclass of: TemporalEnabledEntity
subclass of: Meteorology
comment: A volume of convective air.

CoordinationAndTransfer
type: Class
subclass of: TemporalEnabledEntity
subclass of: Coordination
comment: A dialogue procedure between ATC Units successively in control of a flight, comprising

CoordinationAndTransfer-isNextAuthorityNotified
type: Class
subclass of: CoordinationAndTransfer
comment: Indication whether the next authority has been notified or not.

CoordinationAndTransfer-isSSRCoderequested
type: Class
subclass of: CoordinationAndTransfer
comment: Indicator of whether or not the receiving unit is requested to assign an SSR code to the flight.

CoordinationAndTransfer-isStandardProcedureApplied
type: Class
subclass of: CoordinationAndTransfer
comment: Indicator of whether or not the coordination process is in agreement with pre-defined criteria (agreed coordination points, flight levels on these points, ADEP, ADES, time or distance limits after which coordination is considered non standard etc.).

CoordinationAndTransferConstraint
type: Class
subclass of: Object
subclass of: Coordination
comment: A constraint used during the coordination dialog through a WIFO.

CoordinationConditions
type: Class
subclass of: Object
subclass of: Coordination
comment: The trajectory data coordinated for handover between adjacent ATC sectors or units. Coordination conditions (point, level, entry time ...) are of two types : standard and non-standard conditions. Non-standard conditions require an explicit acceptance by controllers, whereas standard ones are automatically accepted.

CoordinationConditions-isStandardApplied
type: Class
subclass of: CoordinationConditions
comment: Indicator of whether or not the coordination conditions are in agreement with pre-defined criteria (agreed coordination points, flight levels on these points, ADEP, ADES, time or distance limits after which coordination is considered non standard etc.).

CrewMember
type: Class
subclass of: TemporalEnabledEntity
subclass of: Stakeholder
comment: A person assigned by an operator to duty on an aircraft during a flight duty period.

DME
type: Class
subclass of: RadioNavigationAid
subclass of: NavigationInfrastructure
comment: Ultra High Frequency (UHF) ground equipment that is used in conjunction with airborne equipment to determine distance between the airborne and ground equipment.

DateTimeWithPlanningType
type: Class
subclass of: TemporalTypes
comment: A combination of a date and a time type which allows the planning status to be recorded.

Deicing
type: Class
subclass of: TemporalEnabledEntity
subclass of: Deicing
comment: De-icing operation on an aircraft that may consist of removal of snow, ice or frost from the aircraft (de-icing), and/or also application of chemicals that remain on a surface and continue to delay the reformation of ice up (anti-icing).

DeicingArea
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: An area comprising an inner area for the parking of an aeroplane to receive de-icing / anti-icing treatment and an outer area for the manoeuvring of two or more mobile de-icing / anti-icing equipment.

DeicingAreaMarking
type: Class
subclass of: Marking
subclass of: AerodromeInfrastructure
comment: A symbol or group of symbols displayed on the surface of a deicing area

DeicingGroup
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A group of deicing areas.

DelayApportionment
type: Class
subclass of: TimeConstraint
subclass of: Trajectory
comment: The apportionment of an AMAN or EMAN delay.

DeltaEmission
type: Class
subclass of: TemporalEnabledEntity
subclass of: Environment
comment: The change in noise and gaseous emissions measured at a given waypoint.

DepartureClearance
type: Class
subclass of: ATCClearance
subclass of: ATMServiceDeliveryManagement
comment: Authorization for an aircraft to take-off under conditions specified by an air traffic control unit.

DepartureLeg
type: Class
subclass of: SegmentLeg
subclass of: RouteAndProcedure
comment: A portion of a departure procedure as defined by two consecutive significant points.

DepartureLegCondition
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: A condition which is established for a departure leg.

DepartureOperations
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeOperations
comment: The set of flight operations following procedures associated with the departure aerodrome.

DepartureSequence
type: Class
subclass of: TemporalEnabledEntity
subclass of: DepartureManagement
comment: An ordered set of departures.

DepartureSuspension
type: Class
subclass of: TemporalEnabledEntity
subclass of: Turnaround
comment: The action through which a flight departure is suspended either by the AO (e.g. when the aircraft meets a severe technical problem) or by the APOP for any reason.

DesignatedPoint
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AirspaceInfrastructurePoint
comment: A geographical location not marked by the site of a radio navigation aid, used in defining an ATS route, the flight path of an aircraft or for other navigation or ATS purposes.

DiplomaticClearance
type: Class
subclass of: TemporalEnabledEntity
subclass of: MilitaryOperations
comment: A special permission for military transport aircraft of the participants to fly over each other country's territory and to land at and take-off from military and civilian airports (to the exception of the airports and/or areas specifically mentioned in a list of exempted airports and/or areas to be completed by each participant) whilst adhering to all national rules, international agreements, ICAO rules, restrictions described in the national military and civilian Aeronautical Information Publications, ATC regulations, NOTAMs or other special requirements.

DirectRoute
type: Class
subclass of: TemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A direct route that can be added to heterogeneous flight plan routes and can participate in route proposal triggering.

DirectionFinder
type: Class
subclass of: RadioNavigationAid
subclass of: NavigationInfrastructure
comment: An electronic device used to determine the position of a radio source by means of directional antennas, which receives the strongest radio signal when it is pointing directly at the transmitter.

DirectionFinder-isDoppler
type: Class
subclass of: DirectionFinder
comment: An indication whether the equipment uses the doppler effect for higher precision.

DistanceIndication
type: Class
subclass of: TemporalEnabledEntity
subclass of: AirspaceInfrastructurePoint
comment: A distance reference from a significant point.

DistanceVerticalRangeType
type: Class
subclass of: RangeTypes
comment: The area of variation of a vertical distance between upper and lower limits.

DurationWithPlanningType
type: Class
subclass of: TemporalTypes
comment: Describes the length or distance in the temporal dimension and allows the planning status to be recorded.

EmergencyPhase
type: Class
subclass of: TemporalEnabledEntity
subclass of: EmergencyOperations
comment: A generic term meaning, as the case may be, uncertainty phase, alert phase or distress phase.

EmissionFactor
type: Class
subclass of: Object
subclass of: Environment
comment: Measure of the average amount of a specific pollutant or material discharged into the atmosphere by a specific process, fuel, equipment, or source.

EnRouteDelay
type: Class
subclass of: Object
subclass of: Trajectory
comment: A delay planned to occur while en-route.

Engine
type: Class
subclass of: AircraftEquipment
subclass of: Aircraft
comment: A unit used or intended to be used for aircraft propulsion. It consists of at least those components and equipment necessary for functioning and control, but excludes the propeller/rotors (if applicable).

EngineRegime
type: Class
subclass of: Object
subclass of: Aircraft
comment: The engine regime (throttle position) of an aircraft.

Entity
type: Class
subclass of: Abstract
comment: A definition (type) of an data (ATM) item of interest that is implementation independent and it is subject to constraints.

EntityCollection
type: Class
subclass of: GeoTemporalEnabledEntity
comment: A collection of entities.

EquipmentCapability
type: Class
subclass of: Object
subclass of: Aircraft
comment: A particular aircraft equipment capability.

EquipmentCapability-isCapable
type: Class
subclass of: EquipmentCapability
comment: Indication whether the aircraft equipment has this type of capability.

EquipmentUnavailableAdjustment
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: Adjustments to minima when equipment is not available.

EquipmentUnavailableAdjustment-isAdjustedWhenApproachLightingInoperative
type: Class
subclass of: EquipmentUnavailableAdjustment
comment: Indication whether the specified altitude/height is adjusted for the case when the approach lighting is inoperative.

EquipmentUnavailableAdjustmentColumn
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: Adjustments that need to be applied in case equipment is inoperative.

EquipmentUnavailableAdjustmentColumn-isApproachLightingInoperative
type: Class
subclass of: EquipmentUnavailableAdjustmentColumn
comment: Indication whether the approach lighting is inoperative.

EquipmentUnavailableAdjustmentColumn-isEquipmentRVRAvailable
type: Class
subclass of: EquipmentUnavailableAdjustmentColumn
comment: Indication whether RVR reading equipment is available.

EquipmentUnavailableAdjustmentColumn-isLandingSystemLightsAvailable
type: Class
subclass of: EquipmentUnavailableAdjustmentColumn
comment: Indication whether landing system lights are available.

FacilityForHandicappedPersonService
type: Class
subclass of: AirportGroundService
subclass of: BusinessService
comment: Facilities available at the airport for handicapped persons.

FinalApproachSegmentDataBlock
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: The additional information about the Precision Final Segment. Most attributes describe the LPV path point record required for WAAS procedures.

FinalArrivalSafetyMitigationAdvice
type: Class
subclass of: Alert
subclass of: ConflictManagement
comment: In the context of final arrival sequence, the advice for safety mitigation.

FinalArrivalSeparationAdvice
type: Class
subclass of: Alert
subclass of: ConflictManagement
comment: In the context of final arrival sequence, the advice to ensure additional spacing required between each arrival pair taking into account their respective landing stabilisation speed profile intentions or characteristics.

FinalLeg
type: Class
subclass of: ApproachLeg
subclass of: RouteAndProcedure
comment: A segment leg designed in accordance with the rules for final segments.

FinalLeg-isRNPDMEAuthorised
type: Class
subclass of: FinalLeg
comment: Indication whether DME/DME RNP 0.3 is allowed.

FinalProfile
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: The profile view of a final segment defined for an approach procedure.

FireFightingService
type: Class
subclass of: AirportGroundService
subclass of: BusinessService
comment: An airport service that provides rescue and fire fighting capabilities for aircraft in emergency at and around the airport.

Flight
type: Class
subclass of: TemporalEnabledEntity
subclass of: Flight
comment: The operation of an aircraft which, in the case of a manned aircraft, takes place between the time any person boards the aircraft with the intention of flight until such time as all such persons have disembarked, or in the case of an unmanned aircraft, takes place between the time the aircraft is ready to move with the purpose of flight until such time as it comes to rest at the end of the flight and the primary propulsion system is shut down.

Flight-hasSpecialRequirements
type: Class
subclass of: Flight
comment: Indicator that the flight is expected to be operating in accordance with regulations issued by the relevant State for aircraft operating as State aircraft, as per Article 3 of the Convention on International Civil Aviation (Doc 7300), and for aircraft operating in accordance with State regulations for non-standard flying activities, normally through the use of reserved airspace.

Flight-isAbleToAcceptAirToAirSeparation
type: Class
subclass of: Flight
comment: The aircraft operator may be unwilling to perform air-to-air separation.

Flight-isAbleToAcceptCirclingApproaches
type: Class
subclass of: Flight
comment: The aircraft operator may be unwilling to perform circling approaches.

Flight-isAbleToAcceptSpecificRunway
type: Class
subclass of: Flight
comment: The operator may be unwilling or unable to accept a specific runway.

Flight-isAirborne
type: Class
subclass of: Flight
comment: Indication whether the flight is airborne.

Flight-isFlightManagementForced
type: Class
subclass of: Flight
comment: Indication whether a change in the management of the flight has been forced by a manual arbitration.

Flight-isGroundDelayPreferrableOverReRoute
type: Class
subclass of: Flight
comment: Preferring a ground delay over a reroute for pre-departure flights.

Flight-isIFPLIdentifierTemporary
type: Class
subclass of: Flight
comment: For an AFIL flight, indication whether the IFPL identifier is temporary assigned by FDP.

Flight-isReRouteOf120NmAcceptable
type: Class
subclass of: Flight
comment: Any reroute less than 120 nm or less is acceptable.

FlightCapability
type: Class
subclass of: TemporalEnabledEntity
subclass of: Flight
comment: The capabilities of the flight comprising of the:

FlightConditionCircumstance
type: Class
subclass of: Object
subclass of: DemandAndCapacityBalancing
comment: Circumstance related to the elementary condition (such as departing from an aerodrome), which is used to further refine the selection of flights being affected by the restriction.

FlightConditionCircumstance-isReferenceLocation
type: Class
subclass of: FlightConditionCircumstance
comment: A code indicating if the condition element is a reference location for the flight restriction, i.e. if the time schedule associated with the restriction must be considered as applicable for that flight condition element.

FlightConditionCombination
type: Class
subclass of: ObjectWithSchedule
subclass of: DemandAndCapacityBalancing
comment: A combination of conditions involving:

FlightConditionElement
type: Class
subclass of: Object
subclass of: DemandAndCapacityBalancing
comment: An operand in a flight condition combination.

FlightConfiguration
type: Class
subclass of: AircraftConfiguration
subclass of: Aircraft
comment: Configuration of aircraft in operation.

FlightConfiguration-isIDENTSwitchActive
type: Class
subclass of: FlightConfiguration
comment: Indication that the “IDENT”-switch is active.

FlightConfiguration-isPositionOffsetApplied
type: Class
subclass of: FlightConfiguration
comment: Position Offset Applied
comment: Position Offset Applied = 0 Position transmitted is not ADS-B position reference point = 1 Position transmitted is the ADS-B position reference point

FlightConfiguration-isReceivingATCServices
type: Class
subclass of: FlightConfiguration
comment: Indication whether the aircraft is receiving ATC Services.

FlightConfiguration-isSingleAntenna
type: Class
subclass of: FlightConfiguration
comment: Single Antenna
comment: Single Antenna = 0 Antenna Diversity = 1 Single Antenna only

FlightConfiguration-isSpecificServiceCapability
type: Class
subclass of: FlightConfiguration
comment: Indication whether specific BDS-registers are used, without additional specifications.

FlightConfiguration-isTCASResolutionAdvisoryActive
type: Class
subclass of: FlightConfiguration
comment: Flag indicating if TCAS Resolution Advisory is active
comment: Flag indicating if TCAS Resolution Advisory is active =0 TCAS II or ACAS RA not active =1 TCAS RA active

FlightCrewApplicationAndApproval
type: Class
subclass of: TemporalEnabledEntity
subclass of: Stakeholder
comment: Equipment and procedures for which the air crew is qualified.

FlightDesignator
type: Class
subclass of: Object
subclass of: FlightIdentifier
comment: Identifier of one or several consecutive IATA flight leg(s) operated by an airline.

FlightEnvelope
type: Class
subclass of: Object
subclass of: Aircraft
comment: The range of airspeeds, altitudes and normal load factors at which the aircraft can (safely) operate.

FlightInMeasure
type: Class
subclass of: Object
subclass of: Flight
comment: Impact of an ATFM measure on a flight.

FlightInMeasure-hasNewCalculatedTimes
type: Class
subclass of: FlightInMeasure
comment: Indication whether the ATFM measure has resulted in new calculated times for the concerned flight, such as CTOT and CTO.

FlightInMeasure-isCherryPicked
type: Class
subclass of: FlightInMeasure
comment: Indication whether the flight has been "selected" for being acted upon in case of the ATFM measure is for cherry picking.

FlightInMeasure-isImpactedByMeasure
type: Class
subclass of: FlightInMeasure
comment: Indication whether the flight is impacted by the ATFM measure.

FlightLevelChange
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: A change of Flight Level during the execution of the Flight.

FlightPerformance
type: Class
subclass of: Object
subclass of: Aircraft
comment: The climbing and descending capabilities of the aircraft specific to the flight, taking into account the performance of the airframe that is used to operate the flight as well as any other parameters that may influence it such as engine settings and status, cost factor applied by the operator etc. The Flight Performance Data may be provided either as climb and descent performance profiles or as the total weight of aircraft as part of the 4D trajectory.

FlightPhase
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightPhase
comment: A period-in-time occurrence during a Flight.

FlightPhaseEfficiency
type: Class
subclass of: TemporalEnabledEntity
subclass of: Environment
comment: Environmental related information for a specific phase of a flight. Different interpretations of phase exists. From the environmental point of view, phases are defined to include pre-flight and post-flight parts of a flight. This is needed to capture fuel burn, gaseous emissions and noise from the auxiliary power unit while aircraft is at stand.

FlightRestriction
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: A rule meant to regulate the use of the route network, by identifying a set of flights which fulfil a combination of elementary flow conditions and either forbidding them on a particular routing or obliging them to follow one routing out of a set of mandatory alternatives.

FlightRestrictionLevel
type: Class
subclass of: Object
subclass of: DemandAndCapacityBalancing
comment: A single level or a level band associated with a flight restriction, either condition or routing element.

FlightRestrictionRoute
type: Class
subclass of: Object
subclass of: DemandAndCapacityBalancing
comment: A sequence of routing elements (points, route portions or airspace) that must/must not appear in the specified order in the flight plan of an aircraft fulfilling the conditions of the related Flight Restriction.

FlightRestrictionRoute-isPriorPermissionRequired
type: Class
subclass of: FlightRestrictionRoute
comment: Indication that a minimum lead time is required for contacting the relevant authority in order to get permission for using the routing.

FlightRoutingElement
type: Class
subclass of: Object
subclass of: DemandAndCapacityBalancing
comment: An airspace, route or point that is concerned by a specified flight restriction.

FlightRulesChange
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: A change of Flight Rules during the execution of the Flight.

FlightTypeChange
type: Class
subclass of: FlightEvent
comment: A change of flight type during the execution of the Flight.

FloatingDockSite
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Floating facility which can serve as a mooring place for vessels or as a floating dry dock.

Flow
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: A pattern of traffic catching flights by origin, destination and crossings.

FlowElement
type: Class
subclass of: Object
subclass of: DemandAndCapacityBalancing
comment: A location being either an aerodrome, a set of aerodromes, an airspace or a significant point.

FormationComponent
type: Class
subclass of: Object
subclass of: Flight
comment: A set of airframes that belong to one Unit and are of the same type.

FourDimensionalPointType
type: Class
subclass of: GeometryTypes
comment: Derived from GM_Point and extended to include properties for describing a three dimensional point with a time.

Fuel
type: Class
subclass of: Object
subclass of: BusinessService
comment: The type(s) of fuel available for aircraft and helicopters.

Gate
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Access to an airport terminal on the passenger side.

Gate-isUsableForTransit
type: Class
subclass of: Gate
comment: Indication that the gate can be used for transit.

GeoBorder
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Geospatial
comment: A physical or political border.

GeoEnabledEntity
type: Class
subclass of: Entity
comment: An entity which has a geospatial character.

GeoTemporalEnabledEntity
type: Class
subclass of: GeoEnabledEntity
subclass of: TemporalEnabledEntity
comment: An entity which is both geospatial in character and has temporal aspects.

GroundHandling
type: Class
subclass of: TemporalEnabledEntity
subclass of: Turnaround
comment: Services necessary for an aircraft's arrival at, and departure from, an airport, other than air traffic services.

GroundLightSystem
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: One or more light sources located on the ground that provide visual assistance for air and ground navigation.

GroundLightSystem-isEmergencyLightingAvailable
type: Class
subclass of: GroundLightSystem
comment: The availability of a back-up lighting system to be used in case of failure of the main lighting system.

GroundLightingAvailability
type: Class
subclass of: ObjectWithSchedule
subclass of: AerodromeInfrastructure
comment: Information about the operational status of a ground light.

GroundTrafficControlService
type: Class
subclass of: TrafficSeparationService
subclass of: BusinessService
comment: An ATC service provided for the purpose of: (a) preventing collisions on the manoeuvring area between aircraft and between aircraft and obstacles or vehicles; and (b) expediting and maintaining an orderly flow of aircraft operating on the manoeuvring area.

GuidanceLine
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A line used to guide aircraft on and between airport movement areas.

GuidanceLineLightSystem
type: Class
subclass of: GroundLightSystem
subclass of: AerodromeInfrastructure
comment: The lighting system for the centreline guidance line.

GuidanceLineMarking
type: Class
subclass of: Marking
subclass of: AerodromeInfrastructure
comment: A symbol or group of symbols displayed as the guidance line.

HeadingChange
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: A change of heading during the execution of the Flight.

HoldingArea
type: Class
subclass of: Airspace
comment: A defined area within which aircraft performs an en-route or approach holding.

HoldingAssessment
type: Class
subclass of: TemporalEnabledEntity
subclass of: Obstacle
comment: The geometry of surfaces that define altitude levels and the structure of an area used to evaluate obstacles for determining holding patterns.

HoldingAssessment-isForTurbulentAir
type: Class
subclass of: HoldingAssessment
comment: Indication that the evaluation is for turbulent air.

HoldingProcedure
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A predetermined manoeuvre which keeps an aircraft within a specified airspace while awaiting further clearance.

HoldingProcedure-isNonStandardHolding
type: Class
subclass of: HoldingProcedure
comment: An indication that the holding pattern is non-standard.

HoldingUse
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: The usage of the holding procedure on a segment.

HorizontalVisibility
type: Class
subclass of: Object
subclass of: Meteorology
comment: An aggregation of horizontal visibility conditions typically reported together at an aerodrome, including the prevailing visibility and minimum visibility.

http://project-best.eu/owl/airm-mono#HorizontalVisibility-isPrevailingVisibilityAbove10000metres
type: Class
subclass of: HorizontalVisibility
comment: Indication that the prevailing visibility is of at least 10000 meters.

HorizontalVisibility-isUnidirectionalVisibility
type: Class
subclass of: HorizontalVisibility
comment: Indication whether the horizontalVisibility is given for a single direction or not.

IATAUniqueFlightIdentifier
type: Class
subclass of: Object
subclass of: FlightIdentifier
comment: A composed key whose fields together define a unique IATA flight leg.

ICAOAircraftAddress
type: Class
subclass of: TemporalEnabledEntity
subclass of: Aircraft
comment: The unique 24-bits address of the aircraft allocated by the registering authority of the State within which the aircraft is registered.

ILSGlidepath
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: NavigationInfrastructure
comment: A component of an ILS consisting of a UHF transmitter radiating signals and providing a straight line descent path in the vertical plane containing the centre line of the runway served by the ILS, and thereby furnishing descent information down to the lowest authorized decision height or to the surface of a runway, depending on the Facility Performance Category of the ILS.

Icing
type: Class
subclass of: WeatherPhenomenon
subclass of: Meteorology
comment: Formation of ice, rime, or hoarfrost on an aircraft in flight.

IdentifierType
type: Class
subclass of: IdentifierType
comment: An identifier used to identify one instance of an entity within an identification scheme that is managed by a formal organisation.

InBlock
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: The arrival of the aircraft at its parking position.

InformationService
type: Class
subclass of: Service
subclass of: BusinessService
comment: A service that consists in the provision of aeronautical, meteorological, traffic and related information to aircraft crew and other actors involved in flight operations, in flight or on the ground.

InformationService-isDataLink
type: Class
subclass of: InformationService
comment: Indication whether the service is available via data-link.

InformationService-isRecorded
type: Class
subclass of: InformationService
comment: Indication whether the information broadcast is recorded and played back rather than a live transmission.

InformationService-isVoice
type: Class
subclass of: InformationService
comment: Indication whether the service is provided as voice message.

InitialLeg
type: Class
subclass of: ApproachLeg
subclass of: RouteAndProcedure
comment: A segment leg designed in accordance with the rules for initial segments.

InstrumentApproachProcedure
type: Class
subclass of: Procedure
subclass of: RouteAndProcedure
comment: A series of predetermined manoeuvres by reference to flight instruments with specified protection from obstacles from the initial approach fix, or where applicable, from the beginning of a defined arrival route to a point from which a landing can be completed and thereafter, if a landing is not completed, to a position at which holding or en-route obstacle clearance criteria apply.

InstrumentApproachProcedure-isSBASReliable
type: Class
subclass of: InstrumentApproachProcedure
comment: Indication about SBAS reliability and expected level of service.

InstrumentLandingSystem
type: Class
subclass of: RadioNavigationAid
subclass of: NavigationInfrastructure
comment: A combination of radio navigation services intended to facilitate aircraft in landing by providing lateral and vertical guidance including indications of distance from the optimum point of landing.

IntermediateLeg
type: Class
subclass of: ApproachLeg
subclass of: RouteAndProcedure
comment: A segment leg designed in accordance with the rules for intermediate segments.

LTOEmissionsIndex
type: Class
subclass of: TemporalEnabledEntity
subclass of: Environment
comment: The index for emission of a specific gas from an engine for a specific LTO phase. Based on the ICAO Engine Exhaust Emissions Data Bank.

LTOFuelFlowIndex
type: Class
subclass of: TemporalEnabledEntity
subclass of: Environment
comment: The index for fuel flow for an engine for a specific LTO phase. Based on the ICAO Engine Exhaust Emissions Data Bank.

LandAndHoldShortOperationsMarking
type: Class
subclass of: Marking
subclass of: AerodromeInfrastructure
comment: Marking used for Land and Hold Short Operations (LAHSO).

Landing
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: Event in which an aircraft touches down.

LandingSequence
type: Class
subclass of: TemporalEnabledEntity
subclass of: ArrivalManagement
comment: The order in which two or more aircraft are planned to land taking into account ATM constraints.

LandingSequencing
type: Class
subclass of: RunwaySequencing
subclass of: ArrivalManagement
comment: Descriptors of the flight status in the arrival management process.

LandingSequencing-isLandingSequencePositionFixed
type: Class
subclass of: LandingSequencing
comment: Indicator that the position of the flight in the landing sequence has been frozen

LateralConstraint
type: Class
subclass of: TrajectoryConstraint
subclass of: Trajectory
comment: A restriction brought to the lateral component of the trajectory of an aircraft.

LevelConstraint
type: Class
subclass of: Entity
subclass of: ATMServiceDeliveryManagement
comment: A constraint defined by an objective to set the cleared flight level for the flight.

LightActivation
type: Class
subclass of: Object
subclass of: BusinessService
comment: The status and the intensity of an airborne controlled lighting system when activated by the pilot.

LightElement
type: Class
subclass of: Object
subclass of: Geospatial
comment: An elementary light source, part of a lighting system.

LightStatus
type: Class
subclass of: ObjectWithSchedule
subclass of: Geospatial
comment: The operational status of the light(s).

Localizer
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: NavigationInfrastructure
comment: A component of an ILS consisting of a VHF transmitter, radiating signals in the direction served by the ILS, to provide a straight line descent path in the vertical plane containing the centre line of the runway.

LongitudinalSeparationMinima
type: Class
subclass of: SeparationMinima
subclass of: ConflictManagement
comment: The minimum spacing between the estimated positions of the aircraft being separated. The spacing may be based on time or distance.

MCDMCoordination
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: Coordination, in the context of Measure Collaborative Decision Making, for an ATFM measure or an action on a flight.

MCDMCoordination-hasLocalImpactOnly
type: Class
subclass of: MCDMCoordination
comment: Indication whether the MCDMCoordination has local impact only and therefore involves only adjacent (upstream/downstream) FMPs instead of all FMPs along the flight path.

MCDMCoordination-isInitiatorImplementer
type: Class
subclass of: MCDMCoordination
comment: Indication whether the initiator of the coordination is the implementer.

MCDMCoordinationUserCategoryInvolvement
type: Class
subclass of: Object
subclass of: DemandAndCapacityBalancing
comment: The involvement of an organisation within an MCDM Coordination for an ATFM measure.

MLSAzimuth
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: NavigationInfrastructure
comment: A component of an MLS consisting of an SHF transmitter and associated equipment, radiating signals in a volume of airspace served by the MLS, thereby furnishing azimuth indications to aircraft approaching the runway or back azimuth indications to aircraft departing from the runway or performing a missed approach procedure.

MLSElevation
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: NavigationInfrastructure
comment: A component of an MLS consisting of an SHF transmitter, and associated equipment radiating signals within a volume of airspace served by the MLS, thereby furnishing elevation information as an angular value to aircraft approaching the runway.

ManoeuvringArea
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: That part of an aerodrome to be used for the take-off, landing and taxiing of aircraft, excluding aprons.

ManoeuvringAreaAvailability
type: Class
subclass of: ObjectWithSchedule
subclass of: AerodromeInfrastructure
comment: Information about the operational status of the manoeuvring area elements.

ManoeuvringAreaUsage
type: Class
subclass of: UsageCondition
subclass of: AerodromeInfrastructure
comment: A rule governing the usage of the manoeuvring area element.

ManufacturerConfiguration
type: Class
subclass of: AircraftConfiguration
subclass of: Aircraft
comment: Predefined aircraft configuration specified and delivered by the manufacturer of the aircraft or aircraft equipment(s).

MarkerBeacon
type: Class
subclass of: RadioNavigationAid
subclass of: NavigationInfrastructure
comment: A radio navigation service identifying a particular location in space by means of a 75 megahertz (MHz) transmitter which transmits a directional signal to be received by aircraft flying overhead.

Marking
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A symbol or group of symbols displayed on the surface of the movement area in order to convey aeronautical information.

Marking-isMarkingICAOStandard
type: Class
subclass of: Marking
comment: Indicates the aerodrome protection area surface marking is in accordance with International Civil Aviation Organization (ICAO) standard as described in Annex 14.

MarkingBuoy
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A floating object moored to the bottom in a particular place, as an aid to navigation or for other specific purposes.

MarkingElement
type: Class
subclass of: GeoEnabledEntity
subclass of: AerodromeInfrastructure
comment: A symbol displayed on an aerodrome surface in order to convey aeronautical information.

MatterEmission
type: Class
subclass of: Object
subclass of: Environment
comment: The emanation of gas or particle pollutants due to the operation of aircraft.

MicrowaveLandingSystem
type: Class
subclass of: RadioNavigationAid
subclass of: NavigationInfrastructure
comment: A precision approach and landing guidance system operating in the microwave spectrum, which provides position information and various ground-to-air data.

MilitaryAuthority
type: Class
subclass of: Organisation
subclass of: Stakeholder
comment: The military authority designated by the State.

MilitaryFlightActivity
type: Class
subclass of: TemporalEnabledEntity
subclass of: MilitaryOperations
comment: Action or movement performed by an aircraft or a group of aircraft used in military service which may pose a threat to civil aircraft and which should be coordinated with ATS authorities.

Minima
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: Vertical and horizontal visual minima for a procedure segment conditions such as aircraft category, navigation equipment usage, procedure type, altimeter, etc.

Minima-isRVREquipmentMandatory
type: Class
subclass of: Minima
comment: Indication that RVR equipment is mandatory for this operation.

MissedApproachLeg
type: Class
subclass of: ApproachLeg
subclass of: RouteAndProcedure
comment: A segment leg designed in accordance with the rules for missed approach segments.

MissedApproachLeg-isThresholdAfterMissedApproachPoint
type: Class
subclass of: MissedApproachLeg
comment: Indication whether the missed approach point is after the threshold.

MissedApproachProcedure
type: Class
subclass of: Object
subclass of: RouteAndProcedure
comment: The procedure to be followed if the approach cannot be continued.

Mission
type: Class
subclass of: TemporalEnabledEntity
subclass of: MilitaryOperations
comment: Operation carried out by an aircraft or a group of aircraft used in military service.

MovementArea
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: That part of an aerodrome to be used for the take-off, landing and taxiing of aircraft, consisting of the manoeuvring area and the apron(s).

MovementDescription
type: Class
subclass of: Object
subclass of: Meteorology
comment: Movement information associated with a phenomenon.

MovementDescription-isStationary
type: Class
subclass of: MovementDescription
comment: Indication whether a meteorological phenomenon is moving or not.

NDB
type: Class
subclass of: RadioNavigationAid
subclass of: NavigationInfrastructure
comment: A low or medium radio navigation service transmitting signals whereby the pilot of a suitably equipped aircraft can determine bearings, 'home in' on, and/or track to or from the station.

NavaidComponent
type: Class
subclass of: Object
subclass of: NavigationInfrastructure
comment: The navigation use of a radio navigation aid as a component of the radio navigation service.

NavaidComponent-isNavigableLocation
type: Class
subclass of: NavaidComponent
comment: Indication that the radio navigation aid is used to specify the navigable location of the radio navigation service when the radio navigation service is used as a significant point.

NavaidEquipmentDistance
type: Class
subclass of: Object
subclass of: AerodromeInfrastructure
comment: The distances between various runway centreline points and a radio navigation aid.

NavaidEquipmentMonitoring
type: Class
subclass of: ObjectWithSchedule
subclass of: NavigationInfrastructure
comment: Information about the radio navigation aid monitoring.

NavaidEquipmentMonitoring-isMonitored
type: Class
subclass of: NavaidEquipmentMonitoring
comment: An indicator that the radio navigation aid is monitored.

NavaidOperationalStatus
type: Class
subclass of: ObjectWithSchedule
subclass of: NavigationInfrastructure
comment: Information about the operational status of the radio navigation aid.

NavigationArea
type: Class
subclass of: TemporalEnabledEntity
subclass of: Airspace
comment: An area specified by sectors with altitude or procedure descent gradient limitations for omnidirectional departures or Pilot navigation area.

NavigationAreaRestriction
type: Class
subclass of: TemporalEnabledEntity
subclass of: Airspace
comment: Area that is restricted from use for a procedure.

NavigationAreaSector
type: Class
subclass of: GeoEnabledEntity
subclass of: Airspace
comment: Subdivision of a sector to allow for different altitudes or gradients.

NitrogenSupply
type: Class
subclass of: Object
subclass of: BusinessService
comment: Nitrogen supplies in aviation.

NonMovementArea
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Area where aircraft cannot be seen by a control tower and therefore are restricted to move.

Object
type: Class
subclass of: Abstract
comment: A standardized or formalized collection of an (CLDM) Entity's Property/(ies). Object does not exist without the (CLDM) Entity but can be part of the operational language or system-specific property.

ObjectWithSchedule
type: Class
subclass of: Object
comment: An object with a repetitive time period, occurring cyclically.

Obscuration
type: Class
subclass of: WeatherPhenomenon
subclass of: Meteorology
comment: A weather phenomenon which reduces the visibility due to hydrometeor or lithometeor in suspension in the air.

ObstacleArea
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Obstacle
comment: An area used for the purpose of collecting obstacle data, as necessary for air navigation systems or functions.

ObstacleAssessmentArea
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Obstacle
comment: The geometry of surfaces used to define the altitude the length of a segment, holding pattern, etc., in function of the obstructions located in the area.

ObstaclePlacement
type: Class
subclass of: Object
subclass of: Obstacle
comment: Provides the location relative to a given point.

Obstruction
type: Class
subclass of: TemporalEnabledEntity
subclass of: Obstacle
comment: The highest airspace, obstacle or terrain relative to a prescribed plane within a specified area.

Obstruction-isAssessmentSurfacePenetrated
type: Class
subclass of: Obstruction
comment: A code indicating whether the controlling obstacle penetrates the assessment surfaces.

Obstruction-isCloseIn
type: Class
subclass of: Obstruction
comment: Indication whether the obstruction penetrates the 40:1 OCS, therefore requiring a climb gradient to 200 feet or less above the departure end of runway.

Obstruction-isControlling
type: Class
subclass of: Obstruction
comment: Indication whether it is a controlling obstruction for the associated obstacle assessment area.

OccupancyTrafficMonitoringValue
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: A set of values (peak, sustain, overload duration, duration of counting) dedicated to monitor the instantaneous density of aircraft in a sector, as represented in occupancy counts.

OceanicClearance
type: Class
subclass of: TemporalEnabledEntity
subclass of: ATMServiceDeliveryManagement
comment: The information associated with an oceanic clearance.

OceanicRestriction
type: Class
subclass of: TemporalEnabledEntity
subclass of: ATMServiceDeliveryManagement
comment: The restriction data received from the pilot by an Oceanic Control Center about some clearance previously given to the pilot.

OffBlock
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: The departure of the aircraft from its parking position.

OffBlockReady
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: Event at which all doors of an aircraft are closed and departure will be possible immediately after reception of the ATC clearance.

Offset
type: Class
subclass of: TemporalEnabledEntity
subclass of: Trajectory
comment: Linear displacement established parallel to a designated ATS route at a given distance and in a given direction from the centre line relative to the direction of flight.

Oil
type: Class
subclass of: Object
subclass of: BusinessService
comment: The type(s) of lubricating oil available for aircraft at an aerodrome.

OnlineContact
type: Class
subclass of: Object
subclass of: Stakeholder
comment: On-line or Network information that can be used to contact the individual or organisation, including eMail address and web site page.

OperatorConfiguration
type: Class
subclass of: AircraftConfiguration
subclass of: Aircraft
comment: Aircraft configuration established by an aircraft operator for its fleet.

Organisation
type: Class
subclass of: TemporalEnabledEntity
subclass of: Stakeholder
comment: A collection of people organized together into a community or other social, commercial or political structure. The group has some common purpose or reason for existence which goes beyond the set of people belonging to it, and can act as an agent.

OrganisationAssociation
type: Class
subclass of: Object
subclass of: Stakeholder
comment: A type of hierarchical or associative relationship between two organisations showing ownership, supervision or membership.

OverArrivalPoint
type: Class
subclass of: OverPoint
subclass of: FlightEvent
comment: The event of flying over a significant point associated with the aerodrome of arrival.

OverPoint
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: The event of flying over a significant point.

OverPoint-hasOverflightHappened
type: Class
subclass of: OverPoint
comment: Indicates whether the significant point has been actually overflown.

OxygenSupply
type: Class
subclass of: Object
subclass of: BusinessService
comment: The type(s) of oxygen supplies available for aviation usage.

ParkingConfiguration
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Grouping of non-overlapping aircraft parking positions: a single ParkingConfiguration defines a way to divide the stand's area into one or more non-overlapping parking positions.

PartialDelayApportionment
type: Class
subclass of: TimeConstraint
subclass of: Trajectory
comment: The objective of delay absorption that the AMAN or EMAN sets to a given ATSU.

PassengerLoadingBridge
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A mechanically operated, adjustable ramp to provide direct passenger access between aircraft and buildings.

PassengerService
type: Class
subclass of: AirportGroundService
subclass of: BusinessService
comment: The availability of passenger amenities and facilities at or in the vicinity of an aerodrome.

PhaseFuelEfficiency
type: Class
subclass of: TemporalEnabledEntity
subclass of: Environment
comment: Information needed for assessment of the KPIs for fuel efficiency. This is information about number of movements and amount of fuel burn for the phase within a specific timeframe for a specific kind if airspace (LandingTake-Off, TerminalControlArea, En-Route). Derived from the number of movements and amount of fuel burn, the average fuel burn for each flight in the phase for the airspace kind is derived. The amount of fuel burn is derived from the fuel burn in related PhaseOfFlight.

PilotControlledLighting
type: Class
subclass of: TemporalEnabledEntity
subclass of: BusinessService
comment: An indication that radio control of lighting is available to provide airborne control of lights by keying the aircraft's microphone.

PilotInCommand
type: Class
subclass of: CrewMember
subclass of: Stakeholder
comment: The pilot designated by the operator, or in the case of general aviation, the owner, as being in command and charged with the safe conduct of a flight.

PointReference
type: Class
subclass of: Object
subclass of: AirspaceInfrastructurePoint
comment: The location of a significant point not marked by the site of a radio navigation aid defined using a combination of angles and distances based on the navaid system, radar system or special navigation system.

PositionMarking
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Location on the movement area surface used for Air Traffic Control clearances. Position marking could be a painted marking or a sign.

PositionMarking-isUsedInLVO
type: Class
subclass of: PositionMarking
comment: Usage of the feature instance for Low Visibility Operations

PostalAddress
type: Class
subclass of: Object
subclass of: Stakeholder
comment: Physical address at which the organization or individual may be contacted.

PreDepartureSequence
type: Class
subclass of: DepartureSequence
subclass of: DepartureManagement
comment: An ordered set of planned startup approval events used in departure management.

Precipitation
type: Class
subclass of: WeatherPhenomenon
subclass of: Meteorology
comment: Hydrometeor consisting of a fall of an ensemble of particles. The forms of precipitation are: rain, drizzle, snow, snow grains, snow pellets, diamond dust, hail and ice pellets.

PrecisionApproachRadar
type: Class
subclass of: RadarEquipment
subclass of: SurveillanceInfrastructure
comment: Primary radar equipment used to determine the position of an aircraft during final approach, in terms of lateral and vertical deviations relative to a nominal approach path, and in range relative to touchdown.

Procedure
type: Class
subclass of: TemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A series of predetermined manoeuvres with specified protection from obstacles.

Procedure-isFlightChecked
type: Class
subclass of: Procedure
comment: Indication whether the procedure has been flight checked.

Procedure-isRNAV
type: Class
subclass of: Procedure
comment: Indication whether the procedure is an RNAV procedure.

ProcedureAvailability
type: Class
subclass of: ObjectWithSchedule
subclass of: RouteAndProcedure
comment: The status of the procedure for flight planning/operations.

ProcedureDME
type: Class
subclass of: TemporalEnabledEntity
subclass of: RouteAndProcedure
comment: DME facilities that are used for a particular segment for DME/DME navigation.

ProcedureDME-isCriticalDME
type: Class
subclass of: ProcedureDME
comment: Indication whether the DME is critical for navigation on a procedure segment.

ProcedureDME-isSatisfactory
type: Class
subclass of: ProcedureDME
comment: Indication whether the critical DME passed the DME/DME evaluation criteria.

ProcedureTransition
type: Class
subclass of: GeoEnabledEntity
subclass of: RouteAndProcedure
comment: A group of consecutive segments that are part of a branch on an approach procedure, SID or STAR.

Qualification
type: Class
subclass of: Object
subclass of: Stakeholder
comment: A particular equipment or procedure qualification.

Qualification-isQualified
type: Class
subclass of: Qualification
comment: Indication whether the air crew has this qualification.

RadarComponent
type: Class
subclass of: Object
subclass of: SurveillanceInfrastructure
comment: The use of a radar equipment as a component of the radar service provided by a radar system.

RadarEquipment
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: SurveillanceInfrastructure
comment: A physical radar equipment.

RadarEquipment-isDigital
type: Class
subclass of: RadarEquipment
comment: Indication whether the radar equipment is digital.

RadarEquipment-isDualChannel
type: Class
subclass of: RadarEquipment
comment: Indication whether the radar equipment has dual frequency.

RadarEquipment-isForMilitaryUseOnly
type: Class
subclass of: RadarEquipment
comment: Indication whether the equipment is for military use only.

RadarEquipment-isForSpecialAircraftOnly
type: Class
subclass of: RadarEquipment
comment: Indication whether the equipment is to be only used for certain type of aircraft that are capable of using it.

RadarEquipment-isForSpecialUseOnly
type: Class
subclass of: RadarEquipment
comment: Indication whether the equipment is for special use procedures only.

RadarEquipment-isMovingTargetIndicatorAvailable
type: Class
subclass of: RadarEquipment
comment: Indication whether a Moving Target Indicator (MTI) is available for the component.

RadarSystem
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: SurveillanceInfrastructure
comment: One or more radar equipments providing radar services.

RadarSystem-isGeneralTerrainMonitor
type: Class
subclass of: RadarSystem
comment: Indication whether aircraft clearance above the highest terrain and obstacles in a general area is monitored.

RadioCommunicationChannel
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: BusinessService
comment: A radio frequency band of sufficient width and associated identification data used for one- or two-way communication from or to a transmitter on the ground or in the air.

RadioCommunicationChannel-isFlightChecked
type: Class
subclass of: RadioCommunicationChannel
comment: Indication whether the communication channel has been flight checked.

RadioCommunicationChannel-isSelectiveCall
type: Class
subclass of: RadioCommunicationChannel
comment: A code indicating whether a frequency treats "selective call".

RadioCommunicationOperationalStatus
type: Class
subclass of: ObjectWithSchedule
subclass of: BusinessService
comment: Information about the operational status of the radio communication channel.

RadioFrequencyArea
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: NavigationInfrastructure
comment: A limitation, such as coverage, usability, etc., of a radio navigation aid or service frequency.

RadioNavigationAid
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: NavigationInfrastructure
comment: Any electronic system which provides information to be used by the pilot or aircraft navigation systems for position determination or flight path guidance.

RadioNavigationAid-isFlightChecked
type: Class
subclass of: RadioNavigationAid
comment: Indication whether the radio navigation aid has been flight checked.

RadioNavigationAid-isMobile
type: Class
subclass of: RadioNavigationAid
comment: Indication whether the radio navigation aid is mobile.

RadioNavigationService
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: NavigationInfrastructure
comment: A service providing guidance information or position data for the efficient and safe operation of aircraft supported by one or more radio navigation aids.

RadioNavigationService-isFlightChecked
type: Class
subclass of: RadioNavigationService
comment: Indication whether the radio navigation service has been flight checked.

Ranked4DTrajectories
type: Class
subclass of: TemporalEnabledEntity
subclass of: Trajectory
comment: A series of desired 4D trajectories, with tolerances supplied if necessary by the airspace user to define when the next ranked trajectory should be used.

RateOfClimbOrDescentChange
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: A change of rate of climb or descend during the execution of the Flight.

ReclearanceInFlight
type: Class
subclass of: TemporalEnabledEntity
subclass of: AirspaceUserOperations
comment: A contingency procedure taken in case of unexpected fuel burns according to which the crew can decide, at a certain point of the flight route, whether they will normally follow the filed route or they will land at an alternative aerodrome by following an alternative route.

ReferenceLocation
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: A code used in the Network Manager (NM) Air Traffic Flow and Capacity Management (ATFCM) systems to describe one or more aerodromes, an Air Traffic Control (ATC) waypoint or an entire ATC sector.

Reflector
type: Class
subclass of: GeoEnabledEntity
subclass of: SurveillanceInfrastructure
comment: A reflector used with a precision approach radar.

RegulationRate
type: Class
subclass of: ObjectWithSchedule
subclass of: DemandAndCapacityBalancing
comment: The coordinated number of flights that can be accommodated in a certain time period.

Release
type: Class
subclass of: Object
subclass of: Coordination
comment: The release of a flight from the agreed transfer conditions after initial co-ordination has taken place.

Release-isAccepted
type: Class
subclass of: Release
comment: Indication whether the release has been accepted by the transferring system instance.

RevisionTimes
type: Class
subclass of: Object
subclass of: Flight
comment: Times to insert aircraft in sequence and remove aircraft from sequence.

Ridge
type: Class
subclass of: Object
subclass of: SurfaceContamination
comment: Ridges of deposited material to the left or right of the runway, relative to the runway direction with the lowest designation number.

Road
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: An established surface route on the movement area meant for the exclusive use of vehicles.

Road-isAbandoned
type: Class
subclass of: Road
comment: An indicator that a road is no longer in operational use, but it is still physically present and visible, although usually in a degraded state.

Route
type: Class
subclass of: TemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A specified route designed for channeling the flow of traffic as necessary for the provision of air traffic service (ATS) from the end of the take-off and initial climb phase to the commencement of the approach and landing phase.

RouteAvailability
type: Class
subclass of: ObjectWithSchedule
subclass of: RouteAndProcedure
comment: The operational availability of a route.

RouteCondition
type: Class
subclass of: AviationCondition
subclass of: Meteorology
comment: Weather observations and / or forecasts related to routes.

RouteDME
type: Class
subclass of: TemporalEnabledEntity
subclass of: RouteAndProcedure
comment: DME facilities that are used for a particular route for DME/DME navigation.

RouteDME-isCriticalDME
type: Class
subclass of: RouteDME
comment: Indication whether the DME is critical for navigation on the route portion.

RouteDME-isSatisfactory
type: Class
subclass of: RouteDME
comment: Indication whether the critical DME passed satisfactory or unsatisfactory.

RouteOrProcedureChange
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: A change of reference ATS Route or procedure during the execution of the Flight, including lateral offset.

RouteOrProcedureChange-isCdrChangeInstructed
type: Class
subclass of: RouteOrProcedureChange
comment: Indication whether a CDR change has been instructed to aircraft (voice or D/L).

RoutePortion
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A group of two or more consecutive segments of the same route, which have the usage and/or the same flight restrictions.

RouteSegment
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A route or portion of route usually flown without an intermediate stop.

RouteSegment-hasSignalGap
type: Class
subclass of: RouteSegment
comment: Indication of a signal gap in the segment.

RulesProcedures
type: Class
subclass of: TemporalEnabledEntity
subclass of: BusinessService
comment: An instruction or regulation that needs to be considered by personnel involved in flight operations in relation with an aerodrome or an airspace.

Runway
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A defined rectangular area on a land aerodrome prepared for the landing and take-off of aircraft.

Runway-isAbandoned
type: Class
subclass of: Runway
comment: An indicator that the surface is no longer in operational use, but is still physically present and visible, although usually in a degraded state.

RunwayBlastPad
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Specially prepared surface placed adjacent to the end of a runway to eliminate the erosive effect of the high wind forces produced by airplanes at the beginning of their take-off rolls.

RunwayCondition
type: Class
subclass of: AviationCondition
subclass of: Meteorology
comment: Weather observations and / or forecasts related to a runway. May be defined for single or multiple runways.

RunwayConfiguration
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Configuration of runway directions available for use in a given airport operational mode.

RunwayContamination
type: Class
subclass of: SurfaceContamination
comment: The presence or removal of hazardous conditions due to snow, ice, slush, water, etc. on the runway surface.

RunwayContamination-isApronAvailable
type: Class
subclass of: RunwayContamination
comment: An indication that there are cleared aprons available serving a runway.

RunwayContamination-isTaxiwayAvailable
type: Class
subclass of: RunwayContamination
comment: An indication that there are cleared taxiways available serving that runway.

RunwayDeclaredDistance
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A conventional operational distance declared for a runway direction.

RunwayDirection
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: One of the two possible landing and/or take-off directions of a runway or Final Approach and Take-off Area (FATO).

RunwayDirection-isTakeoffHoldLightSystemInstalled
type: Class
subclass of: RunwayDirection
comment: Indicates if Take-off Hold Light system is installed at that end of the runway.

RunwayDirectionLightSystem
type: Class
subclass of: GroundLightSystem
subclass of: AerodromeInfrastructure
comment: The lighting system provided for a landing and take-off direction, including the stopway lights.

RunwayElement
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A portion of a runway.

RunwayExitLine
type: Class
subclass of: GuidanceLine
subclass of: AerodromeInfrastructure
comment: Guidance line painted on the runway exit.

RunwayMarking
type: Class
subclass of: Marking
subclass of: AerodromeInfrastructure
comment: A symbol or group of symbols displayed on the surface of the runway in order to convey aeronautical information.

RunwayMixSequence
type: Class
subclass of: TemporalEnabledEntity
subclass of: TrafficSynchronization
comment: The order in which two or more aircraft are planned to land on or take-off from a given runway in a given direction, taking into account ATM constraints. The Runway Mix Sequence consists of a Landing Sequence and a Take-off Sequence.

RunwayMode
type: Class
subclass of: Object
subclass of: AerodromeOperations
comment: The intended use of a runway direction for flight operations in the context of a certain runway configuration.

RunwayOperationalConstraints
type: Class
subclass of: Object
subclass of: AerodromeOperations
comment: The operational parameters constraining the use of the runway direction in the given active configuration.

RunwayProtectArea
type: Class
subclass of: AerodromeProtectionArea
subclass of: AerodromeInfrastructure
comment: An area situated in the vicinity of a runway or provided to protect aircraft during manoeuvring, take-off and landing operations.

RunwayProtectAreaLightSystem
type: Class
subclass of: GroundLightSystem
subclass of: AerodromeInfrastructure
comment: The lighting for the runway protect area.

RunwaySectionContamination
type: Class
subclass of: SurfaceContamination
comment: The presence or removal of hazardous conditions due to snow, ice, slush, water, etc. on a section of the runway surface.

RunwaySequencing
type: Class
subclass of: Object
subclass of: TrafficSynchronization
comment: Descriptors of the flight in the runway sequencing process

RunwaySequencing-isEmergencyHandled
type: Class
subclass of: RunwaySequencing
comment: Indication that the flight is sequenced considering it as being in an emergency status.

RunwaySequencing-isManagedManually
type: Class
subclass of: RunwaySequencing
comment: A status code indicating that ATC handles the flight manually, overriding the AMAN recommendations.

RunwaySequencing-isPriorityHandled
type: Class
subclass of: RunwaySequencing
comment: A status code indicating that ATC handles the flight with priority, usually overriding the AMAN recommendations.

RunwaySequencing-isRunwayUsePositionFixed
type: Class
subclass of: RunwaySequencing
comment: Indicator that the position of the flight in the runway use sequence has been frozen.

RunwayVisualRange
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Meteorology
comment: The range over which the pilot of an aircraft on the centre line of a runway can see the runway surface markings or the lights delineating the runway or identifying its centre line.

SSRCode
type: Class
subclass of: Entity
subclass of: FlightIdentifier
comment: The number assigned to a particular multiple pulse reply signal transmitted by a transponder in Mode A or Mode C.

SafeAltitudeArea
type: Class
subclass of: TemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A set of Minimum Sector Altitudes which completely describe an area centred on a significant point, usually contained within a sector of 46km (25NM) radius.

SafeAltitudeAreaSector
type: Class
subclass of: GeoEnabledEntity
subclass of: RouteAndProcedure
comment: Subdivision of the Minimum Sector Altitudes to allow for lower altitudes.

Sea
type: Class
subclass of: WaterBody
subclass of: Geospatial
comment: Large body of (salt-) water which can have a high meteorological impact on air-traffic taking place above it.

SeaCondition
type: Class
subclass of: WeatherCondition
subclass of: Meteorology
comment: Weather observations or forecasts over a defined area of sea.

SeaplaneLandingArea
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A defined area on water at an aerodrome prescribed for the landing and take-off of seaplanes.

SeaplaneRampSite
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Ramps specifically designed to transit seaplanes from land to water and vice versa.

SearchAndRescueService
type: Class
subclass of: Service
subclass of: BusinessService
comment: The performance of distress monitoring, communication, coordination and search and rescue functions, initial medical assistance or medical evacuation, through the use of public and private resources, including cooperating aircraft, vessels and other craft and installations.

SecondarySurveillanceRadar
type: Class
subclass of: SurveillanceRadar
subclass of: SurveillanceInfrastructure
comment: A surveillance radar system which uses transmitters/receivers (interrogators) and transponders.

SecondarySurveillanceRadar-isAutonomous
type: Class
subclass of: SecondarySurveillanceRadar
comment: Indication whether the SSR is autonomous.

SecondarySurveillanceRadar-isMonopulse
type: Class
subclass of: SecondarySurveillanceRadar
comment: Indication whether the SSR is monopulse radar.

SectorConfiguration
type: Class
subclass of: TemporalEnabledEntity
subclass of: Airspace
comment: The four dimensional description of an ATS unit airspace sector, or group of sectors, which may be operated on a permanent or temporary basis.

SectorConfigurationActivation
type: Class
subclass of: ObjectWithSchedule
subclass of: Airspace
comment: Information about the operational status of the sector configuration.

SectorConfigurationActivation-isActive
type: Class
subclass of: SectorConfigurationActivation
comment: Sector configuration is active or not.

SectorDesign
type: Class
subclass of: Object
subclass of: Airspace
comment: Design criteria used for the navigation area sector.

SectorDesign-isTurnPermitted
type: Class
subclass of: SectorDesign
comment: Indication whether the sector is clear for the direction of turn.

SegmentLeg
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A part of an instrument or visual flight procedure defined by two consecutive significant points.

SegmentLeg-isProcedureTurnRequired
type: Class
subclass of: SegmentLeg
comment: Indication whether a procedure turn is required at the end of the segment leg.

Sensor
type: Class
subclass of: TemporalEnabledEntity
subclass of: SurveillanceInfrastructure
comment: A generic piece of equipment which detects targets and generates target reports.

SeparationMinima
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: ConflictManagement
comment: The minimum displacements between an aircraft and a hazard which maintain the risk of collision at an acceptable level of safety.

SeparationMode
type: Class
subclass of: TemporalEnabledEntity
subclass of: ConflictManagement
comment: An approved set of rules, procedures and conditions of application associated with separation minima.

Service
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: BusinessService
comment: The provision of tangible goods, information, instructions or guidance.

Service-isCompliantICAO
type: Class
subclass of: Service
comment: A code indicating whether the service is compliant with the ICAO standards and recommended practices specified for this type of service.

ServiceAtApron
type: Class
subclass of: AirportGroundService
subclass of: BusinessService
comment: A service that is provided for the movements at an apron. For example: Marshal management service.

ServiceAtGate
type: Class
subclass of: AirportGroundService
subclass of: BusinessService
comment: A service that is provided at a gate.

ServiceAtStand
type: Class
subclass of: AirportGroundService
subclass of: BusinessService
comment: A service that is provided for the movements at a stand. For example: visual docking guidance system.

ServiceOperationalStatus
type: Class
subclass of: ObjectWithSchedule
subclass of: BusinessService
comment: The operational status of the service.

ServiceProviderCallsign
type: Class
subclass of: Object
subclass of: BusinessService
comment: Information about the operational identifier by which the provider of the service is called and the language used.

SignificantPoint
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AirspaceInfrastructurePoint
comment: A specified geographical location used in defining an ATS route or the flight path of an aircraft and for other navigation and ATS purposes.

SignificantPoint-isRadarGuidancePossible
type: Class
subclass of: SignificantPoint
comment: An indicator whether radar guidance is possible for reaching this point.

SimplifiedDirectionalFacility
type: Class
subclass of: RadioNavigationAid
subclass of: NavigationInfrastructure
comment: A radio navigation aid providing a final approach course similar to, but less precise than, that of the ILS localizer.

SlotAllocationList
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: List of all slots corresponding to the regulation rate and period.

SlotAssignmentHistory
type: Class
subclass of: Object
subclass of: AirportSlotManagement
comment: Date at which the airport slot had been assigned to the flight.

SpecialDate
type: Class
subclass of: TemporalEnabledEntity
subclass of: BusinessService
comment: A calendar date that has a special meaning for a particular state or organisation.

SpecialNavigationStation
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: NavigationInfrastructure
comment: A land based station of a special navigation system.

SpecialNavigationStationStatus
type: Class
subclass of: ObjectWithSchedule
subclass of: NavigationInfrastructure
comment: Information about the status of the special navigation station.

SpecialNavigationSystem
type: Class
subclass of: TemporalEnabledEntity
subclass of: NavigationInfrastructure
comment: Wide area (worldwide) navigation systems based on a chain of land or maritime stations providing radio frequency signals which can be used by airborne equipment to determine at least, the mobile two-dimensional position.

SpecialSSRCode
type: Class
subclass of: Object
subclass of: EmergencyOperations
comment: SSR Code used in case of an emergency.

SpeedChange
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: A change of speed during the execution of the Flight.

SpeedConstraint
type: Class
subclass of: TrajectoryConstraint
subclass of: Trajectory
comment: A restriction brought to the speed component of the trajectory of an aircraft.

SpeedRangeType
type: Class
subclass of: RangeTypes
comment: The area of variation of a speed between upper and lower limits.

StandMarking
type: Class
subclass of: Marking
subclass of: AerodromeInfrastructure
comment: A symbol or group of symbols displayed on the surface of the Aircraft Stand.

StandardInstrumentArrival
type: Class
subclass of: Procedure
subclass of: RouteAndProcedure
comment: A designated instrument flight rule (IFR) arrival route linking a significant point, normally on an ATS route, with a point from which a published instrument approach procedure can be commenced.

StandardInstrumentDeparture
type: Class
subclass of: Procedure
subclass of: RouteAndProcedure
comment: A designated instrument flight rule (IFR) departure route linking the aerodrome or a specified runway of the aerodrome with a specified significant point, normally on a designated ATS route, at which the en-route phase of a flight commences.

StandardInstrumentDeparture-isContingencyRoute
type: Class
subclass of: StandardInstrumentDeparture
comment: Indication whether the standard instrument departure is a contingency route.

StandardLevelColumn
type: Class
subclass of: TemporalEnabledEntity
subclass of: Airspace
comment: A column of consecutive cruising levels within a standard level table.

StandardLevelColumn-isRvsmApplied
type: Class
subclass of: StandardLevelColumn
comment: Indication that reduced vertical separation minima is applied in the column.

StandardLevelSector
type: Class
subclass of: TemporalEnabledEntity
subclass of: Airspace
comment: The general rule by which standard level columns are used in a national airspace or within a region.

StandardLevelTable
type: Class
subclass of: TemporalEnabledEntity
subclass of: Airspace
comment: A table of consecutive cruising levels described under vertical separation criteria limited by an upper and lower level and used by General Air Traffic.

StandardLevelTable-isStandardICAO
type: Class
subclass of: StandardLevelTable
comment: An indication whether the table is according to the ICAO SARPS.

StartUp
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: The start up of the aircraft engines by the flight crew upon the ATC approval.

StartUpClearance
type: Class
subclass of: ATCClearance
subclass of: ATMServiceDeliveryManagement
comment: Approval from air traffic control to proceed with the Start-Up.

StartUpSequencing
type: Class
subclass of: Object
subclass of: DepartureManagement
comment: Descriptors of the flight in the pre-departure sequencing process

StartUpSequencing-isStartUpGivenTimeFixed
type: Class
subclass of: StartUpSequencing
comment: Indicator that the start up given time has been frozen.

StartUpSequencing-isStartUpSequencePositionFixed
type: Class
subclass of: StartUpSequencing
comment: Indicator that the position of the flight in the start up sequence has been frozen.

State
type: Class
subclass of: Organisation
subclass of: Stakeholder
comment: An internationally recognized geographic entity that provides air traffic service.

State-isEcacState
type: Class
subclass of: State
comment: Indicates if the Country is one of the ECAC states.

SupplementaryRate
type: Class
subclass of: ObjectWithSchedule
subclass of: DemandAndCapacityBalancing
comment: Supplementary rate information expressed by a regulation for a specific supplementary period, expressed as number of slots per hour.

SurfaceCharacteristics
type: Class
subclass of: Object
subclass of: AerodromeInfrastructure
comment: The characteristics of an aerodrome surface.

SurfaceContamination
type: Class
subclass of: TemporalEnabledEntity
subclass of: SurfaceContamination
comment: Presence or removal of hazardous conditions on aerodrome movement areas due to snow, ice, slush, water.

SurfaceContamination-hasObscuredLights
type: Class
subclass of: SurfaceContamination
comment: Indicates that the surface lights are obscured by surface contamination.

SurfaceContamination-isExtremeDesposit
type: Class
subclass of: SurfaceContamination
comment: Indication that the surface contamination has extreme consequences.

SurfaceContamination-isFurtherTotalClearanceExpected
type: Class
subclass of: SurfaceContamination
comment: Indicates that further total clearance of an aerodrome surface with contamination is expected.

SurfaceContamination-wasCleared
type: Class
subclass of: SurfaceContamination
comment: Indication that the surface was cleared.

SurfaceContaminationLayer
type: Class
subclass of: Object
subclass of: SurfaceContamination
comment: An operationally significant contaminant of homogeneous type such as snow, ice, slush, water, sand, etc., which is present on a large surface of the aerodrome area.

SurveillanceGroundStation
type: Class
subclass of: Object
subclass of: SurveillanceInfrastructure
comment: Information about the ground station where the radar scope is utilised.

SurveillanceGroundStation-isVideoMapAvailable
type: Class
subclass of: SurveillanceGroundStation
comment: Indication whether a Video Map is available for the component.

SurveillanceRadar
type: Class
subclass of: RadarEquipment
subclass of: SurveillanceInfrastructure
comment: Radar equipment used to determine the position of an aircraft in range and azimuth.

SurveillanceRadar-isAntennaTiltFixed
type: Class
subclass of: SurveillanceRadar
comment: Indication whether the antenna tilt is fixed.

SurvivalEquipment
type: Class
subclass of: AircraftEquipment
subclass of: Aircraft
comment: Aircraft equipment that can be used by the crew and passengers to assist survival in harsh environments in case of emergency.

SurvivalEquipment-isCovered
type: Class
subclass of: SurvivalEquipment
comment: Whether the equipment is covered.

TACAN
type: Class
subclass of: RadioNavigationAid
subclass of: NavigationInfrastructure
comment: A navigation system developed by military and naval forces providing, as far as the navigating pilot is concerned and for suitably equipped aircraft, the same indication as a VOR/DME system.

TacticalRerouting
type: Class
subclass of: ATFMMeasure
subclass of: DemandAndCapacityBalancing
comment: An ATFM measure which requires an aircraft operator to file an alternate route/flight level in order to resolve ATC capacity problems and minimise delays.

TacticalReroutingConstraint
type: Class
subclass of: Object
subclass of: DemandAndCapacityBalancing
comment: A constraint on a tactical rerouting.

TacticalReroutingProposal
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: A tactical rerouting proposal by the ATFM.

TakeOff
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: Event in which an aircraft takes-off.

TakeOffConfiguration
type: Class
subclass of: FlightConfiguration
subclass of: Aircraft
comment: Aircraft configuration for a given flight. It is the configuration at "take-off".

TakeOffConfiguration-isCargo
type: Class
subclass of: TakeOffConfiguration
comment: Whether the aircraft has cargo onboard at take-off.

TakeOffConfiguration-isPassenger
type: Class
subclass of: TakeOffConfiguration
comment: Whether the aircraft has passengers onboard at take-off.

TakeOffSequence
type: Class
subclass of: DepartureSequence
subclass of: DepartureManagement
comment: An ordered set of planned Take-off events used in departure management.

TakeOffSequencing
type: Class
subclass of: RunwaySequencing
subclass of: DepartureManagement
comment: Descriptors of the flight in the take-off sequencing process

TakeOffSequencing-isTakeOffPositionFixed
type: Class
subclass of: TakeOffSequencing
comment: Indicator that the position of the flight in the take-off sequence has been frozen

TakeOffSequencing-isTakeOffTimeFixed
type: Class
subclass of: TakeOffSequencing
comment: Indicator signifying that departure management has fixed the target take-off time.

TaxiInClearance
type: Class
subclass of: ATCClearance
subclass of: ATMServiceDeliveryManagement
comment: Information relating to the taxi-in clearance of an aircraft.

TaxiOutClearance
type: Class
subclass of: ATCClearance
subclass of: ATMServiceDeliveryManagement
comment: The clearance provided by the tower ground controller to the aircraft for taxiing from the parking stand to the take-off runway.

TaxiRoute
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A predefined path from a Runway to an aircraft Stand (and vice versa). A taxi route is a sequence of taxiways.

TaxiRoute-isAllowed
type: Class
subclass of: TaxiRoute
comment: Indication whether the usage of the taxi route is allowed or prohibited, depending on runway configuration.

Taxiway
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A defined path on a land aerodrome established for the taxiing of aircraft and intended to provide a link between one part of the aerodrome and another, including:

Taxiway-isAbandoned
type: Class
subclass of: Taxiway
comment: An indicator that a taxiway is no longer in operational use, but it is still physically present and visible, although usually in a degraded state.

TaxiwayConfiguration
type: Class
subclass of: TemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: Configuration of taxiways available for use in a given airport operational mode.

TaxiwayContamination
type: Class
subclass of: SurfaceContamination
comment: The presence or removal of hazardous conditions due to snow, ice, slush, water, etc. on the taxiway surface.

TaxiwayElement
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A portion of a taxiway.

TaxiwayHoldingPosition
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A designated position at which taxiing aircraft and vehicles must stop and hold position, unless otherwise authorized by the aerodrome control tower.

TaxiwayHoldingPositionLightSystem
type: Class
subclass of: GroundLightSystem
subclass of: AerodromeInfrastructure
comment: Lighting system for a taxiway hold position.

TaxiwayHoldingPositionMarking
type: Class
subclass of: Marking
subclass of: AerodromeInfrastructure
comment: A symbol or group of symbols displayed on the surface of a Taxiway indicating the location of the Taxiway Holding Position.

TaxiwayHoldingPositionMarking-isRunwayEntryLightSystemInstalled
type: Class
subclass of: TaxiwayHoldingPositionMarking
comment: Indicates if Runway Entry Light system is installed at holding position

TaxiwayIntersectionMarking
type: Class
subclass of: TaxiwayMarking
subclass of: AerodromeInfrastructure
comment: A marking painted at a position at which taxiing aircraft and vehicles are expected to stop and hold until further cleared to proceed, when so instructed by the aerodrome control tower.

TaxiwayLightSystem
type: Class
subclass of: GroundLightSystem
subclass of: AerodromeInfrastructure
comment: The lighting system provided for a taxiway at an aerodrome.

TaxiwayMarking
type: Class
subclass of: Marking
subclass of: AerodromeInfrastructure
comment: A symbol or group of symbols displayed on the surface of the taxiway.

TelephoneContact
type: Class
subclass of: Object
subclass of: Stakeholder
comment: Telephone numbers at which the organisation or individual may be contacted.

TemporalEnabledEntity
type: Class
subclass of: Entity
comment: An entity which has a lifecycle, including a start of life, an end of life and various states along its life.

Terminal
type: Class
subclass of: VerticalStructure
subclass of: AerodromeInfrastructure
comment: An installation on an aerodrome with facilities for loading and unloading aircraft and processing traffic (passengers, baggage, cargo and mail).

TerminalArrivalAltitude
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: RouteAndProcedure
comment: The lowest altitude that will provide a minimum clearance of 300 m (1 000 ft) above all objects located in an arc of a circle defined by a 46 km (25 NM) radius centred on the initial approach fix (IAF), or where there is no IAF on the intermediate approach fix (IF), delimited by straight lines joining the extremity of the arc to the IF. The combined TAAs associated with an approach procedure shall account for an area of 360 degrees around the IF.

TerminalArrivalAreaSector
type: Class
subclass of: GeoEnabledEntity
subclass of: RouteAndProcedure
comment: Subdivision of the TAA to allow for lower altitudes. The lowest altitude will provide a minimum clearance of 300m (1000ft) above all objects located in the sector.

TerminalArrivalAreaSector-isCourseReversalRequired
type: Class
subclass of: TerminalArrivalAreaSector
comment: Indication whether a course reversal is required.

ThreeDimensionalCurveType
type: Class
subclass of: GeometryTypes
comment: Derived from GM_Curve and extended to include properties that represent the vertical position (elevation, datum, accuracy).

ThreeDimensionalPointType
type: Class
subclass of: GeometryTypes
comment: Derived from GM_Point and extended to include properties for describing a point with elevation and vertical extent.

ThreeDimensionalSurfaceType
type: Class
subclass of: GeometryTypes
comment: Derived from GM_Surface and extended to include properties that represent the vertical position (elevation, datum, accuracy).

TimeConstraint
type: Class
subclass of: TrajectoryConstraint
subclass of: Trajectory
comment: A restriction brought to the time component of the trajectory of an aircraft.

TimeRangeType
type: Class
subclass of: RangeTypes
comment: The area of variation of a time between earlier and later limits.

TimeToEntryBoundary
type: Class
subclass of: Object
subclass of: ArrivalManagement
comment: Time to entry boundary

TimeToPointBoundary
type: Class
subclass of: Object
subclass of: ArrivalManagement
comment: Time to point boundary

Timesheet
type: Class
subclass of: Object
subclass of: Abstract
comment: The definition of a single time interval, that occurs repeatedly as part of a schedule.

Timesheet-daylightSavingAdjust
type: Class
subclass of: Timesheet
comment: Indicates that the startTime and endTime values of the timesheet have to be decreased by one hour when Daylight Saving is in force (summer time).

Timesheet-isExcluded
type: Class
subclass of: Timesheet
comment: An indicator that the time block indicated by the timesheet is excluded (subtracted) from the total time interval(s) defined by one or more additional timesheet(s).

TouchDownLiftOff
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: AerodromeInfrastructure
comment: A load bearing area on which a helicopter may touch down or lift off.

TouchDownLiftOff-isAbandoned
type: Class
subclass of: TouchDownLiftOff
comment: An indicator that the touch down and lift-off area is no longer in operational use, but it is still physically present and visible, although usually in a degraded state.

TouchDownLiftOffContamination
type: Class
subclass of: SurfaceContamination
comment: The presence or removal of hazardous conditions due to snow, ice, slush, water, etc. on the Touch Down and Lift-Off (TLOF) surface.

TouchDownLiftOffLightSystem
type: Class
subclass of: GroundLightSystem
subclass of: AerodromeInfrastructure
comment: The lighting system provided for a touch down and lift-off surface at an aerodrome.

TouchDownLiftOffMarking
type: Class
subclass of: Marking
subclass of: AerodromeInfrastructure
comment: A symbol or group of symbols displayed on the surface of the touch down and lift-off area at an aerodrome.

TouchDownLiftOffSafeArea
type: Class
subclass of: AerodromeProtectionArea
subclass of: AerodromeInfrastructure
comment: An obstacle-free area situated in the vicinity of a touchdown and lift-off area, provided to protect helicopters during manoeuvring, take-off and / or landing operations.

TrackDirectionChange
type: Class
subclass of: TemporalEnabledEntity
subclass of: FlightEvent
comment: A change of track direction during the execution of the Flight.

TrafficCount
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: The number of aircraft on a location during a time period.

TrafficSeparationService
type: Class
subclass of: Service
subclass of: BusinessService
comment: A service that provides control and separation services, to aircraft in the air and on the ground.

TrafficSeparationService-isDataLinkEnabled
type: Class
subclass of: TrafficSeparationService
comment: Indication whether Controller-Pilot Data-Link Communication (CPDLC) is available in support of the service.

TrafficSeparationService-isRadarAssisted
type: Class
subclass of: TrafficSeparationService
comment: Indication whether the service is provided with radar assistance.

TrafficVolume
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: A set of conditions used to identify the flights over an airspace, point, aerodrome or set of aerodromes so that they can be monitored or regulated within the tactical/pre-tactical Air Traffic Flow and Capacity Management (ATFCM) system.

TrafficVolume-isMonitorable
type: Class
subclass of: TrafficVolume
comment: Indicates whether the Traffic Volume shall be monitored (i.e. when the sector is active in a sector configuration).

TrafficVolumeActivation
type: Class
subclass of: ObjectWithSchedule
subclass of: DemandAndCapacityBalancing
comment: Information about the operational status of the traffic volume.

TrafficVolumeLinkedFlow
type: Class
subclass of: Object
subclass of: DemandAndCapacityBalancing
comment: The role a flow fulfils within a traffic volume.

TrafficVolumeSet
type: Class
subclass of: TemporalEnabledEntity
subclass of: DemandAndCapacityBalancing
comment: A set of Traffic volumes relating to a single Flow Management Position (FMP).

Trajectory
type: Class
subclass of: TemporalEnabledEntity
subclass of: Trajectory
comment: The description of movement of an aircraft both in the air and on the ground including position, time, and at least via calculation, speed and acceleration.

TrajectoryConstraint
type: Class
subclass of: TemporalEnabledEntity
subclass of: Trajectory
comment: Any restriction brought to the trajectory of an aircraft, being either a tactical constraint such as air traffic controller instruction, or a strategic constraint derived from the operations of the network.

TrajectoryElement
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Trajectory
comment: A group of two or more consecutive trajectory segments of the same trajectory.

TrajectoryPoint
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Trajectory
comment: A four dimensional point used in defining the flight path of an aircraft.

TrajectorySegment
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Trajectory
comment: A line connecting consecutive trajectory points.

TransferData
type: Class
subclass of: Object
subclass of: Coordination
comment: Data exchanged during the transfer phase.

TropicalCyclone
type: Class
subclass of: WeatherPhenomenon
subclass of: Meteorology
comment: Cyclone of tropical origin of small diameter (some hundreds of kilometres) with minimum surface pressure in some cases less than 900 hPa, very violent winds and torrential rain; sometimes accompanied by thunderstorms. It usually contains a central region, known as the "eye" of the storm, with a diameter of the order of some tens of kilometres, and with light winds and more or less lightly clouded sky.

Tropopause
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Meteorology
comment: The boundary between the troposphere and the stratosphere, where an abrupt change in lapse rate usually occurs.

Turbulence
type: Class
subclass of: WeatherPhenomenon
subclass of: Meteorology
comment: Atmospheric flow regime characterized by chaotic and stochastic property changes. This includes low momentum diffusion, high momentum convection, and rapid variation of pressure and velocity in space and time.

TwoDimensionalCurveType
type: Class
subclass of: GeometryTypes
comment: Derived from GM_Curve and extended to include Horizontal Accuracy properties

TwoDimensionalPointType
type: Class
subclass of: GeometryTypes
comment: Derived from GM_Point and extended to include Horizontal Accuracy properties

TwoDimensionalSurfaceType
type: Class
subclass of: GeometryTypes
comment: Derived from GM_Surface and extended to include Horizontal Accuracy properties

Unit
type: Class
subclass of: GeoTemporalEnabledEntity
subclass of: Stakeholder
comment: A generic term referring to all types of entities providing all types of ATM related services.

Unit-isAirspaceManagementCell
type: Class
subclass of: Unit
comment: Indicates whether the Unit is an AMC, a joint civil/military unit responsible for the day-to-day management and temporary allocation of national or sub-regional airspace under the jurisdiction of one or more ECAC state(s).

Unit-isCompliantICAO
type: Class
subclass of: Unit
comment: An indicator that the Unit is setup according to the International Civil Aviation Organisation (ICAO) Standards and Recommended Practices (SARPS).

Unit-isCpdlcEnabled
type: Class
subclass of: Unit
comment: Indication whether CPDLC facility is enabled.

Unit-isIOPEnabled
type: Class
subclass of: Unit
comment: Indication whether the unit is IOP-enabled.

UnitAvailability
type: Class
subclass of: ObjectWithSchedule
subclass of: Stakeholder
comment: Status and scheduling information about a unit.

UnitDependency
type: Class
subclass of: Object
subclass of: Stakeholder
comment: The operational or functional relationship between two related units.

UnplannedHolding
type: Class
subclass of: TemporalEnabledEntity
subclass of: RouteAndProcedure
comment: A specific holding procedure requested at an en-route fix on airway or route radials, bearings, or courses.

UnplannedHolding-isCompletelyWithinControlledAirspace
type: Class
subclass of: UnplannedHolding
comment: Indication whether the unplanned holding is completely contained within controlled airspace.

UsageCondition
type: Class
subclass of: ObjectWithSchedule
subclass of: AerodromeInfrastructure
comment: A rule governing the usage of an aerodrome or one of its surfaces.

VOR
type: Class
subclass of: RadioNavigationAid
subclass of: NavigationInfrastructure
comment: A short-range, very-high-frequency omnidirectional beacon which provides an indication in the aircraft of the bearing of the beacon, or left-right track indication.

ValAccelerationType
type: Class
subclass of: MeasureTypes
comment: Calculated acceleration of the target expressed in Cartesian co-ordinates.

ValAltitudeType
type: Class
subclass of: ValDistanceType
subclass of: MeasureTypes
comment: The vertical distance of a level, a point or an object considered as a point, measured from mean sea level (MSL).

ValAltitudeWithBoundaryType
type: Class
subclass of: ValAltitudeType
subclass of: MeasureTypes
comment: An altitude contained within given limits.

ValConcentrationType
type: Class
subclass of: MeasureTypes
comment: The value of a concentration, which represent the abundance of a constituent divided by the total volume of a mixture.

ValDistanceType
type: Class
subclass of: MeasureTypes
comment: The separation between two points.

ValFrequencyType
type: Class
subclass of: MeasureTypes
comment: The frequency value of a navigation system.

ValHexType
type: Class
subclass of: HexType
comment: A hexadecimal value.

ValLightIntensityType
type: Class
subclass of: MeasureTypes
comment: The luminous intensity of a light source. It is a measure of the wavelength-weighted power emitted by a light source in a particular direction.

ValMassType
type: Class
subclass of: MeasureTypes
comment: A mass value.

ValPressureType
type: Class
subclass of: MeasureTypes
comment: The value of a pressure.