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23 terms

IFR Terms and Abbreviations

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FAF
Final Approach Fix
DTW
Downwind Termination Waypoint
STAR
Standard Terminal Arrival Route
IAP
...
EAT
...
FACF
Final Approach Course Fix
PDC via AGDL
<Pre-Departure Clearence> via <Air to Ground Data Link>

-new technology available in some towers, permits the delivery of initial IFR clearences
NADP
<Noise Abatement Departure Procedures>
SPEC VIS
<Specified Take-off Minimum Visibility>
IF
Intermediate Fix
MAP
Missed Approach Procedure
MDA
Minimum Descent Altitude
DH
Decision Height
HAT
Height Above Touchdownzone (AGL)
HAA
Height Above Aerodrome (AGL)
IAF
Initial Approach Fix
MOCA
Minimum Obstacle Clearance Altitude

-provides at least 1,000ft above obstacle, or more in mountainous regions
MEA
Minimum En-route Altitude

-provides at least 1,000ft above obstacle, or more in mountainous regions and provides acceptable signal coverage
-on all low-lovel airways/air routes
MSA
Minimum Sector Altitude

-Published on approach plates to indicate the altitude which provides 1000ft of terrain/obstacle clearance within 25NM of the indicated navaid
AMA
Area Minimum Altitude

-same life MEF on VNC charts, but provides 1,000ft separation
MRA
Minimum Reception Altitude

-Published at intersections on enroute charts when the MRA for a VHF/UHF intersection is higher than the MEA
MVA
Minimum Vectoring Altitude

-provides 1000ft of terrain/obstacle clearance and temperature corrections are already included
MFPA
Minimum allowable Flight Plan Altitude

-is the nearest altitude above the MEA which is consistent with direction of flight.