Difference between revisions of "Altitude definitions"
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;'''hMSL''' | ;'''hMSL''' | ||
: '' | : ''gps.hmsl'' is height in mm above mean sea level (height above geoid) | ||
;'''gps altitude''' | ;'''gps altitude''' | ||
: '' | : ''gps.lla_pos.alt'' is height in mm above WGS84 reference ellipsoid | ||
;'''ground alt''' | ;'''ground alt''' | ||
: ground altitude (above hMSL) defined by flightplan | : ground altitude (above hMSL) defined by flightplan | ||
Revision as of 06:34, 7 November 2011
- hMSL
- gps.hmsl is height in mm above mean sea level (height above geoid)
- gps altitude
- gps.lla_pos.alt is height in mm above WGS84 reference ellipsoid
- ground alt
- ground altitude (above hMSL) defined by flightplan
JSBsim uses GEOCENTRIC instead of GEODETIC latitude and altitude
see FlightGear CoordinateSystem