Remco Moedt wrote:

GPS might be too precise, though.... I know a few people using a
bouy as a waypoint using a GPS coupled to an autosteer......well,
they sure did find out when that waypoint was reached.....g

Quite a few GPS manuals point out this danger. Even before selective
availability was dropped this was an issue (and not only for LNB's).

--
Good luck and good sailing.
s/v Kerry Deare of Barnegat
http://kerrydeare.home.comcast.net/