GPS                                           Home page

There is much information on the web.  GPS is widespread in boats, aviation, cars, even 'precision farming'!

It has immense benefits  but there are drawbacks - see here http://www.sailtrain.co.uk/gps/limitations.htm

GPS, XTE, waypoint, wgs84, gps web, SOG, COG, cross track error, bearing to waypoint

Posted Thursday 5th November 2009