On Thu, 28 Oct 2004 17:07:46 -0400, Rodney Myrvaagnes
wrote:

The latter is a relevant concern. I haven't seen a recent GPS that had
a problem at walking speed or even slower, but they do say where you
are actually going, not your heading.

The difference can be considerable in areas with strong currents.

Especially if your engine is in reverse! :-)

Dave

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