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A code indicating a position in the ILS system. For example, outer, middle, inner, backcourse.
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Allowable values:
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O
[outer.]
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M
[middle.]
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I
[inner.]
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C
[backcourse.]
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OTHER
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A code describing a position, relative to an axis. For example: left/right of runway centreline.
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Allowable values:
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LEFT
[On the left side of the axis.]
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RIGHT
[On the right side of the axis.]
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BOTH
[Distributed on both sides of the axis.]
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OTHER
[Another position.]
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A code indicating the position of an item on a surface of a runway. Eg: THR, runway end, runway centre line, TDZ, etc.
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Allowable values:
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TDZ
[Touch Down Zone.]
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AIM
[Aiming point.]
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CL
[Centre line.]
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EDGE
[Edge.]
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THR
[Threshold.]
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SWYEDGE
[Stopway edge.]
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DESIG
[Runway designation.]
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AFTTHR
[After threshold (for fixed distance markings)..]
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DISPTHR
[Displaced threshold.]
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SWYCL
[Stopway centreline.]
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END
[Runway end.]
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SWYEND
[Stopway end.]
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TWYINT
[Taxiway intersection.]
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HOLDBAY
[Taxiway hold position/holding bay.]
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RTWYINT
[Rapid taxiway intersection.]
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OTHER
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A code indicating the position of an item on the surface of a Touch Down and Lift-off Area.
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Allowable values:
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AIM
[Aiming Point.]
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EDGE
[TLOF edge.]
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OTHER
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A code indicating the position of an item on the surface of a taxiway.
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Allowable values:
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CL
[Centre line.]
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EDGE
[Edge.]
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END
[Taxiway end.]
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RWY
[Runway intersections.]
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HOLD
[Taxiway hold position.]
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OTHER
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A code indicating the purpose of a flight.
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Allowable values:
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S
[Scheduled.]
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NS
[Not scheduled.]
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P
[Private.]
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TRG
[School or training.]
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WORK
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[note:
Aerial work
.]
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OTHER
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A code indicating the reference position for the obstacle clearance height.
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Allowable values:
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ARP
[aerodrome elevation.]
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THR
[threshold elevation.]
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OTHER
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A code qualifying a location (such as an airspace, aerodrome, point, etc.) when used as FLOW_CONDITION_ELEMENT, e.g. departing from that location, crossing the location, activation hours of the location are used as condition, etc..
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Allowable values:
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DEP
[Departing from location.]
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XNG
[Crossing location.]
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ARR
[Arriving at location.]
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ACT
[Location is active.]
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AVB
[Location is available.]
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A code indicating the type of position report required by an ATC Unit. Eg.: compulsory or on request.
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Allowable values:
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C
[Compulsory.]
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R
[On request.]
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N
[No report.]
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OTHER
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A code indicating the value of the required navigation performance.
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