Here's a conversion table for converting the metres from the readout to yards, for those who like to plot in game with imperial.
http://files.filefront.com/Metres+to.../fileinfo.html
The first page is in 50 metre increments, but for those who like a bit more precision, there's 5 more pages of 0-10,000m in 10 metre increments, 2,000 metres per page for ease of use.