Lee Elliott writes: > > On Monday 23 February 2004 14:16, Norman Vine wrote: > > > > What I was pointing out is that elevation from GPS even DGPS is by it's > > physical nature mathematically not as accurate as the horizontal position. > > > One of the things about GPS units is that the accuracy depends on how many > sats the unit's tracking, and their disposition around the sky. > > Dunno if we want to get into adding nav sats to the celestial stuff so we know > if they're above the horizon or not:)
To be accurate there is more too it then 'above the horizon' :-) http://home.earthlink.net/~cwkelley/Software.htm Cheers Norman _______________________________________________ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel
