how can i know gps is really accurate?

April 1, 2007 4:33am CST
did gps specify that place where you live?
2 responses
• Ireland
1 Apr 07
The GPS system we have is very accurate and up to date. It has our address in it and every other street we have looked for. It also has all the petrol stations, hospitals, parks etc listed. You can choose the quickest, longest route of your choice.
1 Apr 07
They use a 3 point geostationary sattelight system to pinpint the user down to 1 metre....