On 2003-12-06 12:32:51 -0800, Jeffrey Voight said:
I would have thought that most
flights at altitudes that produce contrails would be on GPS plans....
Two things:
1. There are lots of big airplanes flying around that still have nothing more than
the good old VOR & DME.
2. GPS doesn't always mean direct.
--
Larry Fransson
Seattle, WA
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