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A
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8 E5 X6 o% R* s/ b5 J" d; t1 B, `4 {# B/ G1 r
: ^2 m Y* w3 y! C
| Abbreviation | . B: B( c3 Q6 U
Term | 9 P+ S: {# K/ ~5 ]$ O1 `* A5 b; \
: r! W% s- l! r
| A/C |
, D; R' w- E c: |, [9 n1 Baircraft | 7 b J, X0 ]0 o
5 b b3 M' b# i& X! ?8 a4 g1 h
| ACAS |
$ s- i! J8 Q2 {8 q( DAirborne Collision Avoidance System | 8 k7 f5 ]5 R6 D5 U
9 _, b B, R% F& p; f| ACARS | & {! X& G: @6 Z o. i- X( j/ K
Aircraft Communication and Addressing Reporting System | 1 _1 K" B7 Y& [1 Q+ {% w
3 S7 e. O" C7 ?& s& A| ACMS |
, K% U( ?/ B. @# J! A2 g" a+ MAircraft Condition Monitoring System | 8 i5 s( ?& e; E- I& y
+ o" b1 @0 E( C% [& v6 J| ACC | 4 C+ I( U1 d: r# D" p) v& r
Active Clearance Control | 3 a7 r7 r$ e9 {) _
+ y* f. P! ]/ Z* [( o9 c! H/ f| AD |
- T3 j& I( I& b- t! B% V. [: `/ BAirworthiness Directive | 6 M) f% e7 k' C6 V( M- e q
" {7 {, e4 }; I! I& U+ H+ P
| ADC | $ L8 f1 x L6 J; t: |. ?' C. M- I% l
Air Data Computer | - R* O0 T8 q# f' e; E# b {/ s
9 _% Y( ?9 ~! F, O! f) l| ADF | ) K0 @7 d j. C* v4 h5 q G# L9 ]
Automatic Direction Finder | 4 M7 ]# \7 p. }+ d$ _- _* I7 w9 s
; g) G6 `, X# O1 `( J/ X| ADI |
9 b: ~/ A8 ?& r) CAttitude Director lndicator | 0 o5 P# \& m, J
9 k& W! n0 C9 Y' u* K& n. L
| ADS |
D9 W6 z! w: ~' d5 w% D2 KAutomatic Dependent Surveillance |
/ v8 z( ^) v o: T& n S
( h* |' @/ `/ H/ P2 ?| AFCS | - V% `& J' \2 O
Automatic Flight Control System |
0 ^6 w) x$ \/ G9 q) q: e
% j, d" n( a; }5 B7 q6 J| AFDS |
( u' r; b6 f y3 _9 _" WAutopilot Flight Director System | : U( p& P4 i1 `4 v9 S0 c3 W C
7 e( Z/ M$ ~0 F9 x
| AFS |
! a+ A& H; j2 c# H+ x+ aAeronautical Fixed Service | z S/ _6 p5 @- k
6 [, H, @; A1 X# h$ r l0 L| A/D | 9 y" ^' b( o' ~
aerodrome | ?2 @3 E' ?# u6 U# J/ \( H
* L- n3 j. G& o, z0 S
| agl | % U1 i6 S8 ], b' _+ m( r% o
Above ground level |
7 e! ]9 B. d: m. X& b9 A* `8 o) N/ u. i) X
| AHRS |
" f6 T7 ^$ F% a/ p. D/ S7 V1 x1 ]Attitude Heading Reference System | 9 R' m9 f4 H" e {: Z. c; j9 l
- N) C$ k# a( `. `$ {| AIP |
7 P) [$ M+ R! pAeronautical Information Publication | ) c5 x9 [4 b2 {6 M. c3 o2 p+ u
9 f: j9 \7 N, {2 T5 g| ALS |
1 q5 V6 d$ g' D) g" ~2 x7 kApproach Lighting System |
- i! T9 b' e2 H
8 |2 s8 J$ A, {, ^" b| AMSL |
* k1 L$ F4 ~* O- W3 n" JAbove Mean Sea Level | ; V5 y3 w9 X* y. |% ]
3 D5 {+ E- q) Q' F. U| ANSP |
/ K+ C" g7 t6 ~ u5 QAir Navigation Service Provider |
, R: f. ?2 k- F4 i5 n* Z2 Q, ?! Y* f7 ~! u2 \3 o
| AOA |
: H6 [; `0 [, |2 b* X! B6 dAngle of Attack |
# j4 V0 h; B, ~7 [, C2 ~8 j+ L& }# ], G
| AOC |
4 U% L6 A6 P( [2 D9 oAir Operator's Certificate | ' h; s& n1 |' n' T, `5 m! d. p+ V
( E4 K$ F; w6 a/ X6 a( f
| AOM |
7 V. H1 m S, w0 E( b$ }Airport/Aerodrome Operating Minima | 7 P9 y& |* D; B8 l( C: X
+ W( p+ f, T7 O" X5 H, q7 \9 f| APU |
4 a( u* s+ N# G6 F3 AAuxiliary Power Unit |
6 i6 t) X0 m Q% m5 _& x7 A5 n; t6 I3 A0 K! S8 g* ^
| A/P |
" j1 N5 e5 s9 _- u2 i, }. f5 }* iairplane (USA), aeroplane (ICAO) | 1 r8 J _1 B# S- o3 Z$ w3 h
3 V8 K' P# k7 x| ARINC | : x# z8 W( Q4 {( D( @/ F
Aeronautical Radio Inc. | 0 F% o: p2 j0 Q: P# o
0 Z6 t* C( A3 e) Y) L
| ARTCC |
) u, u+ U1 G2 b# X3 XAir Route Traffic Control Centers |
# V% v1 Q: O" Q' O3 }& J) ~0 C7 p3 X. U6 u& O
| ASDA | 5 E0 f8 h X8 E1 C% z# r
Association for Scientific Development of Air Traffic Management in Europe | + j1 W! }1 u% U8 |- _* c
" a @6 u8 Y4 l4 d3 a| ASAS |
7 i0 L3 r; M* G) HAirborne Separation Assurance System |
+ @) r r( r& Q. P
* i& F+ b( d y! j0 K% x" W: || ASI | N/ N+ ~+ _7 `' p5 b, r% U
Airspeed Indicator | ( f3 Z: U( ^, o! n, n: Q) o# Z
# g* l/ K- P- b0 P( ^& _| asl | + P) E3 N) u' F. }' s
Above sea level |
/ Y4 S; D: c2 i& P) M( i. y
2 a/ c/ d& S' l& g; ]# ]2 }| ASM | # e5 }# a1 F1 h; Q% H9 E ?' `5 r) F
Airspace management | 9 m* m( A/ V1 M
2 J/ Z9 e- w6 t8 w( ~7 U- d| ATA |
2 L* u# M1 b6 k5 QAir Traffic Association |
% Z6 z# U# }' ~
( V' ?6 m4 q" j/ @4 E% f| ATC |
. |; Y, k$ D% W7 W& `Air Traffic Control |
x4 C. _- ~& M) P. f2 S6 G9 g+ N) o" I/ [
| ATFM | ; H+ V& O$ U3 d: e5 _, j
Air Traffic Flow Management | : w' \! ^: n$ m4 V' @
( r! |$ o% q& c! n) o% P
| ATIS |
2 E! O2 B. Z" a( X( a0 SAutomatic Terminal Information Service |
$ w9 N$ S ?0 S4 D& G" @) q
9 z6 c: S. J; X# `- `| ATM |
# I6 ]3 {2 A: C# o! IAir Traffic Management |
* a) N# L0 P3 T5 ? b, c
% O+ X2 m9 i0 Y& ~8 N1 || AT-One |
' b! Z$ e4 Z4 I1 ?( C; ^1 {; W3 W- }Strategic Alliance between DLR and NLR on ATM research and development | 4 f: o" o6 J( Y1 P3 {" O
' Y; g# d9 T0 H) f( B| ATPL |
; W! e9 t. P5 e {; SAirline Transport Pilot Licence |
* e( Q3 E/ B) m4 c+ f1 P( r; x n4 v7 h0 J
| ATS |
) o$ w, c( @8 X: CAir Traffic Services |
# M; I+ A3 W) N ]+ j% ]! N7 }3 m[edit] B& {) X' _; u" C1 Z( }6 C) l
9 a; r1 z3 e1 Z0 {/ ~
. s2 f* i5 S" Z( G. q0 t8 s8 s1 P4 {1 K* b/ i& T
| Abbreviation |
- u$ w3 p& a& J+ i% j0 f# g) `Term |
5 D( |1 K& ?+ g- R Z) H& Q) o( ~# z6 Z- l7 N- u/ N
| BC | 8 e8 T' |% M/ I7 m& j" B
Back Course |
. u) m, I+ e* M$ J$ o; P( n- h# T2 c
| BFH | 1 |/ ~/ e4 J1 I: d9 a, d( o
Big F*cking Hammer | % f3 P/ [, B- V* c0 | I
[edit] C
2 H7 t6 v# F# E. W+ D- n4 N8 ?/ c3 q1 p- {* u# s
# Z+ j- w4 B; t( Y8 k+ x1 a3 E; B1 a2 ?* |+ X$ s$ r; m4 o
| Abbreviation | 3 m2 A ~/ n0 ?/ z/ V# | \2 |, G
Term |
9 c% a) [0 N: S3 ^- Q# R) o* K
) e& j2 X* \0 s* g" }% O M| CAA | " o& m8 h4 I- u% E9 `3 K
Civil Aviation Authority |
& |! l! v9 k+ K+ Q r5 Y" M, L, N( n. s5 i
| CAS | 6 v9 \, c) ?0 r( M; f
Calibrated airspeed |
/ U0 L \) E2 l# p- }
" a4 F! _* z" h1 I& t6 c/ Q8 B I| CFIT |
8 [! l9 g4 D3 j3 J! o( kControlled Flight Into Terrain |
" Q5 u- r; X, P) v7 n1 u
: b" u' i |% M; C| CG |
2 y1 p. G; q; l# P: Y/ ICenter of Gravity | * O( G. p u% `3 _* B J9 l0 J
8 L* V2 c: D* L9 e% n) e| CMV | 0 a; e! J( _# [; g0 S }
Converted Meteorological Visibility |
6 I0 z% r) ]" n( T# s0 |
& w3 |) Z3 W0 g% g' g) E* H| CPDLC |
0 u3 q( Z9 z& }9 B _Controller Pilot Data Link Communications | ; L6 w. B& J: ]7 s" p/ G
% j+ v( ]9 n5 J; H3 W Y5 R# L
| CTAF | 6 J6 f! G/ m+ i" Y: @1 \
Common Traffic Advisory Frequency) | $ ]5 N V6 z+ g! q. y+ W- o7 j
- Q% G2 j( o2 Z4 }! }, y3 b; d3 K" `6 n
| CVR |
p( ~0 }( j$ q7 ZCockpit Voice Recorder |
. G& j1 Q( g b, p7 q% E3 K[edit] D
( @: O. ^$ C6 e/ X( Q: W. p5 M/ V
) p: b) c5 r9 j
0 e& m$ Y% m$ S- ^( D| Abbreviation | % |4 S$ z' d9 `1 _8 U
Term |
, L5 Y/ z1 J3 N* b+ d) {( M3 P# n5 n: j3 T. Y; ?0 g4 \: M
| DA/H |
: ^% B# Y9 t3 Y4 @Decision Altitude / Height (rel. to THR) See Instrument Landing System | ) y1 J$ n) T% {8 ?0 } O
+ Q T' Q, r" _| DER | ) g* D) z' D. y' Q: g5 R6 ]
Departure End of Runway | ! |1 R, L: L' e' L! X% K
3 x! ~: W) M8 v! C/ M6 ~' J| DG | 2 w8 f% j' J: y7 C- f6 \
Directional Gyro | : i4 h3 F0 n T5 q+ Z* c* B; P. }
* Z. H" F! X1 n1 z7 @# ]( I* }1 [| DLR | & n& ^! K6 i e& _) {, d% n
German Aerospace Center / Deutsches Zentrum für Luft- und Raumfahrt e.V. | ( p& d8 s9 Y( \9 y
4 A C3 \' X1 A2 s
| DME |
" n/ l" @( t. J6 q% lDistance Measuring Equipment | 0 z) s7 V% R; W# ^. h& W
. u7 s5 r, F8 q1 ~# R5 b
| DR | 1 O, } {) o% Q% {+ y
Dead reckoning |
& b- t8 Y2 }4 [" F[edit] E: L- x% g7 ~ V) H4 x
* ]/ q3 F7 X, n# E- u1 Y
* `3 \1 i) M1 W& F8 q
/ L- `# d& ?; T& v5 m7 U| Abbreviation |
) \& @1 n1 s. ]$ h" I/ @5 ^* ~Term |
$ y( [+ R9 \) S& t- i" m" C; J, x3 g. \6 E3 c: Y+ O& j
| EAS | . z* {1 @$ V$ x7 }6 k
Equivalent airspeed | ( i* g. i! a) x8 H G
' c, p; L+ K$ T/ f' q" u/ m( b| ECAM | % D8 k+ O3 c6 J& ]
Electronic Centralised Aircraft Monitor | 9 ~4 F9 ~& ]- H" _0 p* x
9 s* f& {& c* |2 s| ECET |
# U4 ?" i) c H+ p% t2 s/ O+ oEnd of civil evening twilight | 2 C9 S; v3 P0 G9 _
/ d& K! @, {. e& J0 v8 _* A. ^| EICAS | 7 g% C) j- a4 y# A7 n/ [. h% \
Engine Indicator and Crew Alert System |
i. |- J; N) P4 z2 @% L* C% p* r0 Z) R+ f1 o8 [8 W2 a
| E-LSA | 8 L% k( O- g9 }2 ?
Experimental light-sport aircraft |
1 E9 i9 ?( Z" o" h3 z5 R
6 c) F( @+ z; L6 a8 ~0 o| ELT | 3 J+ @ a- ~, M5 k7 O
Emergency Locator Transmitter |
$ i" M7 b# m l5 ~( t
" H Q1 X) {+ W w6 {| EPR |
' j) Z. f D0 r- rEngine Pressure Ratio |
5 a1 c# r) Y% E% I' f4 g% I% q
' z& Y1 |, N& q: G; c| ESA | 8 D3 F7 t' ^# r1 z
Emergency Safe Altitude | ; ^9 {% k. Y; X5 P% y
: b/ n! o5 C5 ]0 h$ [
| EFIS |
* c& v( M$ [2 e% c1 Y$ FElectronic Flight Instrument System |
! X' A/ T5 C8 [3 U Z: v; J[edit] F* ^/ u, B/ G9 e# q5 {/ l! Q
5 z6 d+ N7 {( e n& f, r& W) `* ?
3 {* U. ?! B, M# U| Abbreviation |
( s( n( [ k* z: |8 @6 G# GTerm | ) k0 q r6 L- o- g
2 T, N8 H! f t, t8 _
| FADEC | 6 z0 g. o+ _0 I% D$ |8 ^" f
Full Authority Digital Engine Control |
1 G, i( A' _; U# s( \1 m) H$ m2 F4 f% f5 k: I8 ~/ v8 C3 e
| FAF |
, l( M$ B7 | t# [Final Approach Fix | ) x" S# f! \2 I) M6 |
5 M" L6 p! J) z0 G' c7 @, e! V( R| FANS |
; W" \6 u7 H8 h- M7 zFuture Air Navigation System |
0 ^: n% n; | v; s' r
9 d4 m! R% q0 S9 D' m| FAP |
8 R/ m2 s2 t- |" z% i- q* |Final Approach Point |
+ `8 [, ~# w. n; i* ]+ G% r) D6 z$ b6 ?6 I ^# I
| FEP |
- h9 U# ~" t! j2 }6 k5 SFinal End Point |
% b- k) a% m" b4 b& E" c3 b! K: Y! S$ S" I. o
| FDR |
6 d! S! d* Z9 q T% f" AFlight Data Recorder (also known as black box) |
0 |' J% Q/ r5 `* D0 x3 c) J6 _7 a; d" v) p4 c; P
| FIR | - s+ r- G6 m$ d. t4 x& F& n
Flight Information Region | " a7 v! ]& o( {% Y$ @- v) j( j7 s1 s
9 S4 z7 x N- X3 h, C" j| FL |
, {& y& ]: @: f8 P$ @* HFlight Level | : q$ S6 u& U: c2 `8 }
7 d* R% R5 }& T2 }* s
| FMC |
# X0 e+ A6 ]% S/ E5 \) K0 iFlight Management Computer (same as FMS) | 4 v+ j4 I+ j* @% P. {* @0 |( D
# K$ E1 U* m; P! m3 s" M) Z
| FMS |
; k( p& z- F2 [+ P* K bFlight Management System | $ H& b# Q+ V1 Y* Y! d
+ U! P, z9 ~" L; C% U$ J
| FPL | $ s+ Z. N6 E1 S4 F, U# p r
Filed Flight Plan |
% K" V5 o: W3 [. m% R' o) B
. k( Z1 o6 u7 w# ^! V| FMC | ( C" G/ Y* t) t" a5 r$ L5 {
Flight Management Computer |
, J8 f. l4 i6 O! ^5 U8 b+ Z7 Y$ U+ c7 s, @
| FSF |
2 c! [) s* H2 H; v- x( IFlight Safety Foundation |
, E5 i3 ~9 Y. A' Y) V9 W8 l' ^( J, W: d. u6 J
| FSS | ) }* A7 m# k2 }+ f
Flight Service Station |
2 C9 z+ z) _. [2 r[edit] G
0 |/ z$ j& d5 p! G6 `
/ c `! i& A- V7 \3 n
/ M! `$ p3 w; E0 s6 @& j+ C6 {3 k+ d
| Abbreviation | 8 X$ |8 t S* A, p" H
Term | 6 V3 F z* ^" [6 [, U6 M
' A) P8 t) w* V }! X, q* L2 K| GCA | ; U! b# R# q' [2 n/ E: e
Ground-controlled approach | - L7 k3 I3 [% u+ k: |( [
% Z2 C+ P# u7 N- i+ w, L| GLOC | 6 q7 f) W5 k. s0 S% z0 d- z0 G. I
g-Induced Loss of Consciousness, where g is acceleration relevant to the acceleration caused by gravity |
+ ]2 _5 t% b; u) v% q
) t' w- \: U. O9 _2 F7 m: N| GND |
; y) s3 `( z) F0 |8 o$ I2 `Ground |
J" P1 o% | Z( B0 L+ p; _2 z6 t) t& K" Q, l s* v
| GP | . @5 Q+ }4 t, i _' I, ^+ g
Glide Path |
7 X, g2 u2 x9 x3 a1 k2 |8 c# F6 L/ u8 Y4 ~- c
| GPS | : i, c0 A1 _* J6 d# p' _
Global Positioning System | ' o& S% ]7 L) N# h4 f% b( Y
( q9 ^' ^/ A3 W* ?! n| GPWS | % _8 O" G) W$ D' J
Ground Proximity Warning System |
3 W1 k$ V4 O9 K: y* q1 M" l9 ^- K/ @
| EGPWS | 6 O% b4 e; b+ e" W
Enhanced Ground Proximity Warning System | / T0 A' f% u- [# f: T2 h+ y* y
$ n. w. N5 p* Z| GA |
) {6 ]% Y: I/ H O- HGo-Around |
( a" l% b: } w5 R& b
9 P0 Y/ Q. g& |, M8 \1 V0 q| GS |
) m! u" `4 x( U, fGlideslope |
2 l- L- W' I% m$ _6 z
( R+ o& |- U* [8 W+ P4 Q3 X$ z% X3 b' W| GSE | 7 d u6 B6 _& v4 J& ?
Ground Support Equipment |
. |8 p$ t7 K# O[edit] H3 u6 @, V4 s9 `: l4 h8 v9 c
0 T* G4 _6 d4 B
# j: P; ^& p, T; t5 W
% W* S/ |9 J [4 j! U
| Abbreviation |
' P8 ~; d1 g9 W3 d8 q3 DTerm | 7 B: O9 O( h4 Q) ?* G, L9 Y" F
2 J8 ~% v2 U: j- {8 M' H
| H | , j U# o5 w P4 ^8 g* P" O' p) B
Heavy | $ y" W& ~# G0 `+ V4 p, P# t( e
# b- T G# j2 {$ h' C* M3 n5 t4 Y% i1 Q5 ^| HDG |
% [+ G, P$ R& I$ G# J' ]' g% Q. C- SHeading | 7 Q+ {7 q, \5 F$ d; m
. p) b( M! s- V3 c% e2 X| HL |
* R4 s* }5 y( \4 b& }2 _, w uHeight Loss | ; k! h3 d7 U& ~+ |6 J
# A# f3 y- l$ w$ m
| HPA | ( M7 H8 t7 ]6 v3 u/ R# H
Human Powered Aircraft |
1 k" W# E$ n* L8 q b% X
" A6 D! c0 J5 L/ t| HSI |
, s; i- ?+ q- hHorizontal Situation Indicator | & g) f: a1 n" H' j! }
! T4 ~5 i4 `1 `8 p/ N- t# ^; G
| HUD |
8 L+ o% Y. T! aHead-up display | 2 ^( k3 s! \ t$ [6 }6 H7 e
[edit] I
1 w7 {! e$ E; G% S1 T% a
+ h& f' e. H# W/ U* d2 g6 L+ t
1 b* n5 q( j1 d# I5 a
; M3 }5 n0 Z. y. `' X6 s6 c* [; i| Abbreviation | ( j& C: @& B( f( ?/ {
Term |
( u0 R8 W3 {1 Y6 H7 a! M4 y. |
& S1 y; g6 ~& m* r* Z& W8 || IAF |
5 A2 h$ a( ^$ O5 q9 y! Z9 QInitial approach fix |
/ F7 f8 n4 r/ c! k) I
. l: M4 ^/ e" F% H; Z2 E| IAP | * J! E/ @" @" m
Instrument approach procedure | & D' [# N& Y9 d/ W% W" Y8 m4 a
9 `' t9 G, r/ v9 ^! n% ~ v
| IAS |
% M6 e8 L1 y, i Y( qIndicated airspeed |
+ I* T5 ~. W, b) d/ G7 h" r' ~, n9 a/ l0 U6 N U5 ?
| ICAO |
( \7 p- C6 Y' m8 b4 h& h9 `International Civil Aviation Organization |
5 f; j& s5 _& ?/ V( w ~% a; D: m3 p g- Z. N; m. q
| ICO |
9 R2 _! _; j: T( x" s/ c% K7 y) \Idle cut-off |
2 }1 n" T8 ^1 b: f& U; @6 I* _: S9 Q# e- H0 |( [
| IF | 0 k/ l9 ^- h U7 n8 `
Intermediate Approach Fix | - L0 T. ^* z5 b# ~% S5 O8 o, \
0 r* z5 w' b% E) S' B% S
| IFR | + f# }* r) x @2 h
Instrument Flight Rules | 1 e( i6 y- G* i* J1 |3 o; q4 m
* n# F' X# [. N5 {$ [- Y| ILS | ! W$ H1 z5 E2 G2 J+ m8 l
Instrument Landing System |
' J) T6 z/ B- t* E/ D+ `. W% Q1 v
. |2 P5 v. a& _9 ^4 _| IMC | 1 P1 j- [% I4 }* t
Instrument Meteorological Conditions | # g: g) E; v5 M, }
: G6 k7 @2 L4 i# G| INS | ' H/ o% q) q5 N1 }' ?
Inertial Navigation System |
6 x* w8 @7 ^1 D3 j- W7 s$ w X4 n4 f. S
| IRS | 1 _3 l. x. H/ `# T9 e: \2 Z% [; V% n
Inertial Reference System |
1 L, r8 ~. [6 e c& R# a$ x, b4 M2 F3 O7 ^! u! B. ~. \
| ISA | $ g0 _4 _! r/ ?+ M& q7 c. Y
International Standard Atmosphere |
1 q* b* ~* I1 k" [# c[edit] L9 K/ k$ f! x( H( w$ }, [+ A
/ k8 ~! ^9 P9 n- r
. V# `$ R8 [+ s# q& k: Y7 P% t3 H$ o8 j0 w
| Abbreviation | # r r6 w$ i* V! X
Term |
* j* O7 I; r4 A. u* N2 r: c9 R6 x0 r6 b& I T, ~9 ?
| LCN | ( F& ]9 Q+ r: M$ B/ t, }% c
Load Classification Number |
0 L) w; v# E$ A) }# l/ L
7 Z5 e7 O0 F+ v| LCG | 1 u9 K7 n2 J: o! _6 V% a
Load Classification Group |
+ i. r1 }6 L1 b" e/ E: d$ }& ^( t
| LHO | . y) r/ L v5 M, z+ d: ?' \2 {( l
Live Human Organs |
* V( v# p" g( _8 t+ l0 h
0 X# L5 Y0 I: i| LLZ |
- o+ Z: I8 s% H# _6 pLocalizer (ILS) |
* R( {/ n+ t- j& Z+ R1 P5 h) y O. Q6 ^3 L6 t8 n+ w( f9 v" V
| LNAV | 5 P8 E2 T! `* |: R* ^) C' ~
Lateral Navigation | # G+ c4 W2 k3 x0 I
4 Y! j; N& V2 Y4 z1 W' I0 d6 N| LOFT |
5 w! U, P- d* cLine Oriented Flight Training |
! M" [0 e! b3 A# j' @$ b, r1 K/ t1 g- S9 F5 |
| LM |
0 ^$ y( O+ X' Z, `+ FLand and Marine |
# ^2 h0 r" E6 N/ q1 p[edit] M
0 Z! O4 I9 L3 `, V$ G# I0 D5 ^3 j& }* _/ B, M5 j
& x& J1 }$ |3 @) E5 u/ o5 Z& d% j
| Abbreviation |
9 Z5 u6 c9 Z6 GTerm | * Z* v1 Z7 D6 @7 L
; a- Z1 m7 W" K V0 g& O/ o5 ?! j| MAC | / ^& Y5 z- X! q2 O. S0 Y0 B
Mid-air collision |
) M: Q$ x r- K( H2 C2 V; I7 R# @. ]! {+ v x/ G) I! ?
| MAP | * q$ n! q# E* `; [) _
Missed Approach Point | 6 b+ H# [% [% S
8 n' \3 Z; V! v8 E- y- r0 X/ w1 `2 [
| MATS | 8 X9 a- C+ F, ]9 P
Manual of Air Traffic Services |
8 w! K+ |' q: n" N( C
8 @9 C. A9 s: u& O" t1 l, F| MDA/H |
) G& q) H7 }' n5 Y1 G4 k7 z+ i; A' [Minimum Descent Altitude/Height | 9 a# F# j: k& Q0 V, w
+ `& C0 A* M; `# R
| MEDEVAC | & q6 S) M( |) E7 ]# r8 z: V* x
Medical Evacuation | , {: [% V4 c3 [
7 @' I, l7 P9 {8 e9 P. m| MEF | 6 n. Y* F4 T1 u8 ]
Maximum Elevation Figure | % v6 K" a& h( |9 B( @/ B6 l
7 X. {: y5 h5 _% w, W4 A0 b7 s, I| MLS | " f" W V/ n n4 y( Y9 X3 T. ~
Microwave Landing System |
; C4 k/ H3 [: R- n$ @3 h6 B W- c+ D( b$ R
| MM |
7 n3 x) w, \) P& I NMiddle Marker | $ O& @, S! H& j- \7 e& R
# Q* q, m1 ~. H" n# G1 d. M# P# S| MOC | 8 W# }2 c4 y I9 e, S% o# P
Minimum Obstacle Clearance |
9 p1 g" p. ~4 L4 [0 I* \6 A# o1 c. k- r( i* h; b) W" v
| MRO |
0 X& d: K. _2 u3 v4 JMaintenance Repair Overhaul |
% c H) n2 x, {5 J1 {# t6 S# ?; A$ |) P, a8 n" U/ z. |
| MP | # b5 }" r6 Y% p3 O$ S) Y+ ^
Manifoil Pressure |
& V& M( M( C: \/ I' n7 c" A* G" u- y1 C9 T8 j
| MSA | % h8 J5 Y$ R) |. K& M4 t
Minimum Safe Altitude/Minimum Sector Altitude |
! @ L5 ] f: H, l5 i1 I
6 d, [( J6 I3 y$ @, c| MSL |
7 \4 G/ r; V$ Z! U* dMean Sea Level |
% G6 U5 M+ M9 z V
- i3 i; p( w& y% D/ S- |" u2 }# a| MTOW | : r* L5 \( M {& R1 Q. @- F) D
Maximum Take-Off Weight |
" Z2 C1 ~2 j9 Z7 g% E: [[edit] N
) a% P- |6 n; T) e, ^
( f% g2 f; T3 I" K; Z2 }% Q* ^( o7 R _* F' O
+ b( @/ q5 I0 ?3 D9 A1 a" R
| Abbreviation |
- v0 o- O* X: v5 L5 Y! ^+ ]2 _Term | 1 G+ L O* N/ P a
8 }6 M% H" p, A# q% n! U3 @& `| NDB | 1 W: {3 k5 }8 T* C
Non-Directional Beacon |
& w2 }# v* ?; d/ l[edit] O
7 P. x8 T! K( |* H4 j$ f5 @0 y q9 B! w4 l# @
@$ E5 M5 C# }
3 G; D( B; q/ Z( ^1 G| Abbreviation | * `6 k- @* r. z5 i: {6 p! C5 n
Term |
" T$ z& o" c' H, B6 ` O) t& v
| OCA/H |
5 k( _2 T' g2 b" XObstacle Clearance Altitude/Height |
4 Y0 Q2 \3 f4 t& ~/ d% [8 C I& r/ p; t. l2 z* Q8 O
| OM |
% W X" P- b: L! e! s7 f9 T4 WOuter Marker |
. L% A; Q6 T1 E6 M% y( B2 N. d1 W' ^9 _5 V/ g/ y2 }* P
| OBE | 1 V( k; n2 a' J9 B: J) R
Overcome By Events |
9 y+ g; J0 D7 J) [[edit] P8 b5 o9 E3 b3 O% ?% z; k
% s6 ]* `9 f* S7 O2 {2 [
0 m7 n' K; M/ [4 `$ D `: H3 C8 y
| Abbreviation |
" [, Q( ~& m2 X. NTerm | $ z" j, W. t! Z" M0 ]
% Z7 X! O, C4 ~5 y0 x5 \, o| PANS-OPS |
. C/ w* j2 M% `0 e" @ k, I, GProcedures for Air Navigation Services - Aircraft Operations | 0 g% Q- e) ?8 o" l y
% X* J. Z: b0 i5 l5 d' f
| PAPI | [; x" r# G o- G- k. k
Precision Approach Path Indicator |
. V; I* l$ ~8 h Y, i R; U/ k; u
7 @& q4 V L* Q X' ?* U% `( O| PAR |
: {5 ~4 z9 K# C; K7 W) N4 }6 iPrecision Approach Radar | 9 C& _! J% F3 M; M5 y8 M# h+ M" Y
% _0 t1 s# }7 K6 p, m2 p$ C2 z
| PDG |
5 g3 C% W% X6 Q1 y, m. J/ EProcedure Design Gradient |
0 a& m- g7 Y" ^+ H+ X1 {
) k" @: H4 g" u' w7 l, e| PDAS | 8 z2 ?0 O" r) |9 w( [0 W
Public Domain Aeronautical Software |
7 T# M) h6 |/ n7 x/ z' b
7 c. n* ?1 V! K7 O% j( y- A2 P, c| PET | " B* E& X/ ^2 e6 |4 b! K6 O
Point of Equal Time | . s3 U" S' M! | \" v& |$ w
: o1 m; W" Y8 C& b, X! E7 g% O| PFAF |
2 o0 H5 T0 K n4 l1 M" |Precision Final Approach Fix |
2 K; g; N; b. l0 ~2 W6 C R* L% r( b' T% N
| PSR | ; f: r: [+ }/ T3 n
Point of Safe Return | % [ I D0 l4 M7 n7 f; K
+ E5 O1 g; Q) a) J c7 r6 ]
| PSU |
" d! e' w* l. |5 \- {Personal Service Unit |
]" f$ L! p! K1 M- U2 Z6 Z% m! P3 A[edit] Q& h8 o( P" c% E9 ~% a5 k2 P
& G! f% y) @) [& D
) \3 X8 v$ d( k+ a( \$ m0 l6 S- c
| Abbreviation | ; k* H0 }. Z$ z3 C
Term |
' V9 m* W6 o( Z9 W2 B- u9 A3 c
2 n- k$ W) B4 [9 x0 I7 a% R| QFE |
* W, b" [ a1 h$ k% p$ e: X6 Hthe Q-code for: Atmospheric pressure at a/d elevation (or at THR) |
. r( l: z+ P; F% p6 O. K6 i6 [! k1 }, b- S
| QNH | + V' r, X9 O* p3 h
the Q-code for: Altimeter sub-scale setting to obtain elevation when on the ground, ie altitude above MSL |
2 v. z- ~" K! j) |2 Y[edit] R
$ E+ ]) m' D s1 f) f5 H( h K+ U) S2 O, J' s; Z
) T: S/ s0 ?2 o3 I8 p6 @0 K& M, J: D1 \
7 p5 C: b0 u8 ]3 h/ C
| Abbreviation | ; X$ J# n6 p8 T
Term |
- r% H, |& p7 T! [4 r/ z6 @) i0 V3 b4 Q' i" X
| RA |
+ I; G1 v9 P& @# t8 YRadio Altitude |
* t I$ d- N8 s l6 a, O6 \
T `* [& h* F! k- @& T| RAS |
% S1 ]0 B0 l3 b. M% aRectified Air Speed |
0 @# x) T+ \9 M+ L/ z5 @" | A0 ?6 p2 v5 m' a3 v/ e% u
| RDH |
! u9 w8 K# b( r6 c+ e( e1 ^Reference Datum Height for ILS |
+ K- U3 b1 E7 `! f- _7 y' z2 U0 _$ n
| RNAV | 0 Z9 B) a; x/ R" _! {
Area navigation | $ ]8 W6 Q( ` t3 z# {! k
( X; ~: Y5 J% E7 ]* d9 a v. p
| RSR |
5 b$ l6 S5 D& bEn-route Surveillance Radar | & ~+ _1 q/ b j% D
" D, @2 `" [" ~2 Z: q| RVR | * b3 d" a( v2 j% q' I
Runway Visual Range |
$ A' m8 B& e$ C1 L8 ?; i8 `) i8 O+ B |8 X9 G3 d" ]
| RVSM | 9 c2 S3 X$ C4 ?3 o+ I! i
Reduced Vertical Separation Minimum |
: C; o: e( P# s4 y/ R$ R# J- U% X6 z; v4 C. E3 w1 D
| RWY | 4 j- K6 ~ s% L D+ R9 p
Runway |
J T( Z1 E: F9 \[edit] S
/ W, u+ q1 b: J/ O) P. ^$ g. Q& {2 S7 o
% u4 W# k0 T. | D5 D; d/ s9 o1 f
' e) F. H! t2 }| Abbreviation | 3 w, D9 B9 W) |( z$ |5 |* Z
Term |
B1 E# K! A Y0 b" b+ C6 U2 O8 {/ a- p
| SIGMET |
( V. B, E" I. D: N5 e2 b5 ]Significant Meteorological Advisory |
' Z" P+ r' `- x
: s8 e# u: v+ U3 X" F, ]| SOC |
3 c# ]% H/ }1 v) w! e; c& MStart of Climb at Missed Approach |
. D( Z$ l+ o1 X& ?: t7 Y, |* S8 n) M; a0 K2 ?
| SID |
8 u0 ~7 v7 z( V* T1 QStandard Instrument Departure |
6 f: M6 P3 N3 v [1 }
3 G1 d4 p. |8 ~1 h) V4 _5 F* ^| SR |
/ n1 Q5 A& }) `Sunrise |
0 F8 K6 M: B, W( F/ d# C R; P4 W% L4 `/ u' b/ e
| SS |
! w4 I; O, E& VSunset |
! w* z% {% _- D5 c8 v
4 T! A) T5 W& V- C! x| STAR | : i& U9 }7 w5 l9 \, {; o7 O, l3 }
Standard Terminal Arrival Route |
( @6 [2 h& G- f, n6 R$ c[edit] T
5 e8 S' c* A2 I# R. e' Z" D" X
& G' t& g' Q0 q; C5 G+ M, O5 U" E6 ~( C/ D; K4 y0 j- [
( r/ x7 x6 V( t0 e( U$ h7 m| Abbreviation |
4 L4 s; C, @" l1 ~) n, k/ F$ F7 z @Term | 0 b5 @3 g: r, Y# C0 s* g& e, y6 ?
' w- R7 ^" S3 Z, K+ F5 q
| TAA |
, I* o. d/ s6 k+ OTerminal Arrival Area | 8 w6 `7 j5 D* z# N0 j2 u
0 b. y1 r. ?) u8 x| TACAN | # J: a3 K' S- F/ e, T
Tactical Air Navigation | & D& i ?. J/ p/ x' {
0 k: w- b" C: ^$ @- P8 p
| TAM |
" i/ I' _$ c0 c( _4 RTotal Airport Management | / i8 H* _5 C, T" T6 W
) s/ S( W( c6 L) N- a
| TAS | 8 J4 j& o D7 F
True airspeed |
! L$ Z* t* e t& g2 C( l9 B4 f- b5 I5 k
| TAR |
6 W* h; O1 {0 I/ Q4 s" JTerminal Approach Radar | : c9 g# P2 A7 @. ]/ B
: g! M/ J' r) Y
| TCA | # K. _/ O" I* ?' u& e
Terminal control area |
3 R% |& G8 _% x- L+ I; P' f' ?
: j F- q) X; s% _6 p9 m: U| TCAS | + F% M2 `9 t* X! M1 s, Q
Traffic Collision Avoidance System |
1 c# l, s" }' O2 Q8 ^# u0 E0 l
& X0 q! G4 v# K$ O7 ~| TCH | , E3 ?6 I1 ?& ?
Threshold Crossing Height | + o% I2 [& p, G- {3 o" Y
4 w7 z* g+ }' d; K
| TERPS |
, T. \" Y" l, f: X" hTerminal Procedures |
# C* e6 E+ N2 U, e, q& J G% V/ q, F2 G- u- B. W7 _8 {8 W& o1 U
| TFR | ) F4 D, H: K* [3 m* |+ o$ C' [
Temporary Flight Restriction |
: N: {4 x( @8 ]- n9 n4 T O1 |. {$ n& |2 T# B8 j2 t9 b6 K/ w
| THR | 8 v0 G& X* }- d3 J2 t
Runway Threshold | ) \6 A2 t! W% W: S+ X! U
! Q6 [& \% j! F: Z ?( F| TOD | : l) L. ~5 I v, Q0 H) w- h3 f
Top of Descent | ' Z2 W0 c, `' `3 B; ^1 Z
1 s3 |4 |' ?4 T$ Y
| TO/GA | ; c9 q4 G8 E; S) V
Take-off/go around | / J w ]. W( Z& [, \4 e
: E) [( E, O: W4 l1 o9 N7 z: R| TOW |
y1 H0 e: F, x/ g$ j8 jTake-off weight | & e' m+ C1 x2 ?5 h6 }* Z5 K
4 G# C' H8 u9 }$ _$ \4 ^: [| TOWS |
/ z( d6 _ \5 z. |2 b4 @Take-off warning system | ) e% H8 B' s% {$ q( Z. q$ ~/ v
$ w3 F% R c/ W5 T
| TP |
9 h# Z+ D; w7 y8 _: b, zTurning Point at Missed Approach |
6 Z; v% T9 [7 p2 o; q J5 G% H/ b7 Y6 x) T+ S! ? G4 }' b A
| TRA | . \8 x* Y9 N i0 M0 \
Temporary Reserved Airspace |
( {7 r' q5 v* Y9 H* w9 W) @6 q, ?
+ `! Y* I8 K. j* \| TRACON |
, }+ f4 H' m3 L. X. `0 p* X5 wTerminal Radar Approach Control |
' K8 X: S" N0 ]4 t% O+ i" `
$ g+ t! k/ Y6 Y3 \2 E| TWR |
7 x+ V, a) n- y# O6 DTower | " T4 D- e J# t- ^: W
# Z, {5 x" ~- v/ f. x `, W0 M
| TWY | ) \& h0 ?* A5 }. r! V8 ?( L
Taxiway |
7 F! O4 |* `7 G5 q! j, u
L; W, l) i( Z. R6 p3 q| TTSN | ' F+ L* w, F; _& {" D s2 E6 O
Total Time Since New | 5 |7 r' H3 H, s" }' Z3 Z
[edit] U
# ?3 Q& S& n- C- @3 m, Y) M1 i( D1 W% q n- D, b3 U0 ?
W* b T4 l' g( L: V7 `$ b( X% I
/ ~$ [" g. p; G) Q; j1 e9 l| Abbreviation |
; ?7 b& h" v$ w/ w, wTerm | : v$ G E2 {# o4 V8 a$ k
! J( t1 q" i9 Z+ K% V& y' L
| UAV |
: o2 E. L) I5 T* o8 g, F& U4 FUnmanned Air Vehicle | $ |- }: Q9 J2 ?$ T) T4 g
' Q0 t7 O8 Q; F7 z
| UHF |
5 D( g$ r: |- k' L( A+ \Ultra High Frequency | ' A$ j6 I, A# n& s! G
9 U4 R0 w6 i) @5 ] H2 s| UIR |
! f4 V$ o) i! g* D6 \1 T- `Upper Information Region | 0 `9 }( P* q5 X0 |: J P7 t3 X8 l8 l( y
- D. I8 I( U% P) q, C8 c" f1 n
| UTC | $ i4 Y4 j- K S4 b' w6 t
Universal Coordinated Time |
3 w* q ^! L" u5 _[edit] V, t/ T/ n& f, J! ~8 Y+ u4 p' T
3 B. L" a4 C+ C; U. }* I
% F3 i8 X. d) R* U7 s# l- Q
$ }% x8 h7 `; o0 T6 p| Abbreviation | & _ H4 P: ~, [# e) W
Term |
; I, T. Q! B8 f( r2 v$ S+ L1 f- a6 `
$ p' s; Y9 l6 Z8 I$ ^, Y1 h| VASI | " M$ W7 u& \5 h' w0 X# G6 g
Visual Approach Slope Indicator |
( D, {6 ^2 H% y. I/ h/ Z5 X7 |9 O* I7 l: V% h! W( J2 [" o; V- E
| VDP |
: W7 |" u8 A' C1 ]1 gVisual Descent Point | 7 `7 Z/ M T ~9 f2 Q+ S
, o- D$ @! r% q2 F" E2 X& || VFR |
0 Z5 R6 J6 ]4 W$ C+ a6 B6 eVisual flight rules |
; Q' Q& N9 m, U2 F- n
3 A" A- `& I2 m| VHF | . U* v5 d+ P- ?- o/ l' Y4 f
Very High Frequency | ' l: a$ \. m; g! L: Q/ \! w8 E: t! V2 v& ^
9 g! J7 M( `) Y( [4 l2 T
| VMC |
3 Z# Q! J! F0 ~7 j) @! J; WVisual meteorological conditions |
. K3 p3 ?: F5 G6 }4 ~! N: P3 G, ?1 c D9 |' l2 R6 {$ P
| VNAV | , d4 X" p. L/ M4 m: r
Vertical Navigation |
1 m. }, _' l+ z8 v3 R @; s0 u3 y3 h- p
| VOR | + K o* w l& s* ]- Q7 x
VHF omnidirectional range | J* j( o2 C& a: Z8 y* y
[edit] V speeds
, y. Q6 i# m9 I. O: H: K. N
% _- R# T; f$ E2 _& }( h- l3 ?; }7 t, E
8 X/ k3 _' N; m0 L
| Abbreviation | : c( w. F/ r9 W
Term | 8 K' O, @- M( D% \+ Z6 ]
* I, F# A# ~0 K5 s* \. K( B
| Vfe | 9 B9 y8 n9 i4 K, w- g! A* j
Maximum flaps extended speed |
, b i+ `+ n4 Q$ m J# r+ Z, u1 V7 k
0 m# T$ E9 G4 w* m3 I" L| Vle | $ R" m7 A; Q" q; [0 S
Maximum landing gear extension speed |
) {) z* q3 d) I2 ~+ f3 I7 {# e0 j0 `7 t" G* ?% h
| Vlo |
0 B" d. X; P( rMaximum landing gear operating speed | / k0 a8 W) W. W& E
1 l, j7 `- _7 s| Vmo | ) g7 P3 P9 K. k$ `" @$ i. Z5 f, ?3 R
Maximum operating speed |
+ f& a [; k: M" ^ S+ U- J; r, q) _9 P2 H( E; f1 ^( p' f9 K
| Vne |
- x+ g) P! a5 {; b2 e: v/ C0 FNever-exceed speed |
" s8 Y1 W d$ p0 v9 P$ B/ d r% Y4 u
| Vno | - I7 ~; w1 ~ v/ |+ A
Normal operating speed limit | 2 L$ N3 S9 I g
' O: r. `) d4 T" z. ?1 h) L" v/ g| Vs |
. s) `1 R; y2 X- }& R7 Cstall speed | + ?# J& A$ r( c& \
[edit] W
A6 i& t9 h) {% ]" ^
, B& w; _% Y8 m* y9 T" l( u" v8 C9 j8 l4 q
2 ~1 }: P. W7 P9 H0 a
| Abbreviation |
) e* y! M7 B* MTerm |
; |6 C! A+ L" g$ a" ?) b2 }% T j$ B" G7 d- `
| WOFW | 1 l9 @# i; \- r- b$ A; {
Weight-off-Wheels, indicates aircraft is off ground since lift off |
0 h$ f- h Y: R; b6 r9 S3 _; b# \( W6 S$ T/ M, h$ _6 \3 ?! g
| WONW | . |6 x4 V) O& p p# O6 h
Weight-on-Wheels, indicates aircraft is on ground since touch down | 9 Z) n& @ m/ B9 _) v
[edit] X
4 b/ _" f5 j* o9 f: Q# R6 s4 o2 P; o; j r- M
7 r7 T7 g) p* `4 M8 D' G# z
+ m( b9 M% R1 N| Abbreviation |
9 s1 }& C+ A) {5 H0 UTerm | # L6 c0 Q2 Q M2 E2 X' U2 X
l: N+ t2 T& @0 v# J5 l9 H, L
| XMIT | 9 v9 ]" L, W( k% r
Transmit |
9 N2 e. O' b7 E+ m9 Y; o6 G* q8 s+ @3 T; H6 u. L1 I
| XPDR |
$ r( c: k: M7 eTransponder |
# m" e2 x% p1 O, I# Q4 [. V0 L
- T! |$ d1 D0 @) X* X| XPNDR |
+ i$ H* \. \* ZTransponder |
" [) W. W# I' Z1 I' a' v[edit] Z
" I8 e7 r* s, S" k1 [3 S+ X
: z# i7 {! X8 T% o f0 V7 q3 d4 h& U
6 B) Z! C1 d8 B: j8 E" f| Abbreviation |
( k; F/ X# n" f" u7 z: PTerm | 9 R: A/ b. z& @; \
0 J3 ~) g3 Y, I/ I, h! O3 H: k| Z | * x- J5 s9 u- N7 W
Zulu Time (UTC) | |
|