Name	Data Type	Definition
reportingATC	CodeATCReportingType	An indicator of the type of position report (e.g., compulsory or on request ) required by an ATC Unit.
flyOver	CodeYesNoType	Indicates if the aircraft is required to fly directly over the fix. If code is Yes, then it is a 'fly-over' waypoint. If the code is No, then the associated fix is a 'fly-by' waypoint. [ICAO] Waypoints are identified as either flyover or fly-by. Fly-by waypoint. A waypoint which requires turn anticipation to allow tangential interception of the next segment of a route or procedure Flyover waypoint. A waypoint at which a turn is initiated in order to join the next segment of a route or procedure.
waypoint	CodeYesNoType	A point used for Area Navigation (RNAV) procedures/routes.
radarGuidance	CodeYesNoType	Radar guidance is possible for reaching an associated point.

Association	Multiplicity	Role	To	Role description
isFoundUsing	0..*	facilityMakeup	PointReference	Specific facility make up used by aircraft to locate the segment point.
isApprovedUsing	0..1	extendedServiceVolume	RadioFrequencyArea	An approved and flight checked extension to the standard service volume of a navaid
hasAnnotations	0..*	annotation	Note
isLocatedAt	0..1	pointChoice	SignificantPoint	A choice of a navaid, an airport reference point, a TLOF aiming Point, a fix , a lat/long indicated by point object, or a Rwy threshold that defines the point.

From	Association	Multiplicity	Role	To	Role description
HoldingPattern	isBasedOn	0..1	holdingPoint	The point used to define the holding pattern.
HoldingPatternLength	hasSpan	0..1	endPoint	The second waypoint of a two point holding, used to define the end of the outbound leg.
UnplannedHolding	isClearedFor	0..1	holdingPoint	Point used to evaluate safe holding.
HoldingAssessment	isDesignedFor	0..1	holdingPoint	Point used to evaluate safe holding.

This class is specialized into: AerialRefuellingPoint , EnRouteSegmentPoint , TerminalSegmentPoint

1 - Aerial Refuelling , 1 - Holding Pattern , 1 - Segment Points , 2 - Point Reference , 2 - Route Segment , 2 - Unplanned Holding , 3 - Segment Leg