Chapter 4.10 - Altimetry Flashcards
What does HGT stand for?
Height.
Name three types of Height and there abbreviations?
- Above Mean Sea Level (AMSL).
- Above Ground Level (AGL).
- Above Aerodrome Level (AAL).
What does ELEV stand for?
Elevation.
Define ELEV?
Vertical distance of a point on the earth’s surface measured from the mean sea level.
What does LVL stand for?
Level.
Define LVL?
Vertical position of an Aircraft in flight which can mean either, Height, Altitude or Flight Level.
When would the term Level be used instead of Height?
When a datum is not specified.
What does PMSL stand for?
Mean Sea Level Pressure.
Define PMSL?
Atmospheric Pressure at mean sea level at a particular place and time.
What does ALT stand for?
Altitude.
Define ALT?
The vertical distance of an Aircraft above mean sea level.
What does FL stand for?
Flight Level.
Define FL?
Height above standard mean sea level pressure in hundreds of feet.
Name three ways of obtaining Local QNH?
- ATIS.
- Aerodrome Forecast.
- Aerodrome Elevation.
What is the Transition Altitude in feet?
10,000 feet.
