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Old June 29th 06, 05:49 PM posted to rec.aviation.piloting
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Default How different is aviation GPS?

In article .com,
wrote:

Looks as if I'm missing something central here, as usual

If there is a 4-hour flight that passes over some 10 waypoints and if
the FMGS keeps getting data that's off by 50 meters or so,


the errors don't accumulate.