--- Jim Wilson <[EMAIL PROTECTED]> wrote:
> Does anyone have a formula handy for calculating the flight path of
> an
> aircraft in true degrees (direction of travel as opposed to the
> airframe
> heading)?  My guess is that it'd be a matter of doing something with
> the
> lon/lat from the previous frame.  Maybe there's something simpler
> with the
> current FDM output in FlightGear?

JSBSim calculates the heading of your ground track, that sounds like
the same thing.  I don't know if it's currently available in the FG
property tree, however.

> 
> Thanks,
> 
> Jim
> 
> 
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> 
> 


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