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#2
September 23rd 03, 07:34 AM
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In article ,
Phil Verghese wrote: So it looks like the GPS is showing True Altitude (which makes a lot of sense). True altitude is the actual height above MSL, More precisely it's showing the height above the datum, which is the mathematical model of the earth ellipsoid the GPS uses to approximate the actual Earth. -- Ben Jackson http://www.ben.com/ 
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