EA: RUNWAY_LOW_END_IDENTIFIER
Status:
STD 2005/06/07
Code:
1165
Concept definition:
The lower degree identification of a <
RUNWAY
>; runway low end identifier. The value is formatted in a Basic Latin string that begins with a two-character identifier ranging from 01-18, determined from the approach direction, derived from the <
RUNWAY
> magnetic heading (low end) rounded to the nearest ten arc degrees and divided by ten. Designated in accordance with appropriate host nation documents. Analyst derived <
RUNWAY
> numbers will use six arc degrees as the break off point for the next highest number. In the case of parallel <
RUNWAY
>s, a third character is added to differentiate between left (L), right (R), centre (C), and
STOL
(S) runway positions. A fourth character (T) True is added when the <
RUNWAY
> identifier and heading are true with no magnetic variation applied.
Attribute value type:
CONSTRAINED_STRING
Reference type:
PR
Reference:
[
DAFIF
, Sec. 201.B.3, "Runway Identifier (Low End)"]
Supplemental references:
Group membership:
AIR_TRNSP
IDENTIFICATION
TRNSP
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