Above mean sea level
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Above Mean Sea Level - Altitude.
ANP
Actual Navigation Performance - Term used by Boeing as a measure of the current estimated navigational performance.
Above mean sea level - the altitude indicated on the altimeter when QNH is set on the subscale
ARFOR
Area forecast ...
amsl: above mean sea level.
APU: auxiliary power unit (normally used during engine start).
ASI: airspeed indicator.
AMSL
Above mean sea level
ANGEL OF ATTACK
The difference between pitch and the air-referenced flight path angle; the angle between the aircraft center line and the airspeed vector in the verti...
AMSL - Above Mean Sea Level - Aviation Term - Abbreviation / Acronym
Related Definitions from Aviation Glossary
GSA
GHA
Military Operations Area (MOA)
ATA - Air Transport Association
MRO ...
MSL: ≡ altitude above mean sea level, 12.3
MV: ≡ momentum vector, 8.8
magnetic north, 14.2.2
magneto, 15.1.1, 21.3
maneuvering , 16
maneuvering speed: See under airspeed, 2.13.2
margin: See safety margin, 12 ...
Minimum Descent Altitude (MDA) - The lowest altitude, expressed in feet above mean sea level, to which descent is authorized on final approach, ...
True Altitude is an aircraft's elevation above mean Sea Level. This is the most common use of the word Altitude, and it is usually assumed that this is what the speaker is referring to unless he specifies otherwise.
Barometric Altitude: Height with respect to fixed earth reference (above mean sea level).
Barometric Pressure: Height with respect to fixed earth reference (barometric altitude, feet above mean sea level).
BC: Bus Controller.
Above sea level (ASL).
Distance of the aircraft above mean sea level
Absolute.
A standard, fixed reference, as opposed to moving reference; Compare: relative; ...
An instrument which displays the altitude above mean sea level (MSL) of an aircraft.
Artificial Horizon ...
aerodrome/airport elevation - highest point of an aerodrome's usable runway(s) expressed in feet above mean sea level (amsl).
AEW - Airborne early warning
AFB - air force base, usually U.S. or Canadian.
Altimeter
An instrument which displays the altitude above mean sea level (MSL) of an aircraft.
ALTIMETER A highly sensitive barometer that shows an aircraft's altitude above mean sea level by measuring atmospheric pressure.
Airport elevation - The highest point on an airport's usable runways, expressed in feet above mean sea level (MSL).
To ignore varying terrain elevations, all navigational altitudes and barometric altimeters are based on height above mean sea level.
2 millibars (standard pressure) when the aircraft is at aerodrome elevation.
QNH: altitude above mean sea level based on local station pressure.
QTE: true line of position from a direction-finding station.
QUJ: true bearing ...
 See also: Mean Sea Level, Aircraft, Aviation, Flight, Pilot
  
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