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post #7 of Old 03-04-2014
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Re: GPS Accuracy - how much is actually needed

Originally Posted by paulk View Post
"Repeatability" of GPS postitions is not as good as Loran was. You may get the same reading from your GPS unit the next time you get near your favorite fishing spot (or wherever) but you may not be exactly in the same place.
That was indeed the case in the early days of consumer GPS and Selective Availability, but I believe today that WAAS addresses the repeatability issue.

Also, more accuracy in heading and speed readings is valuable to relatively slow moving sailboats.
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