04:1704:17, 27 July 2012diffhist+273
User talk:72.185.61.209
→July 3012: please unblock me. i will not edit gps article. only discussion page to continue with resources and reasoning in recent conversation. i am aware that block can be repealed any time.
04:5104:51, 25 July 2012diffhist−1,790
Global Positioning System
"special case"? read some more about cold fix. i have provided source in discussion page. care to read it first before asking for source? there are simply only THREE satelites needed for cold fix and thats a fact.learn to live with it.maps are 2D
18:1518:15, 24 July 2012diffhist−1,790
Global Positioning System
removing original research without source. btw. every satellite sends: location and exact atomic TIME, THREE satellites are needed for latitude and longitude fix. four are needed for altitude . In real life scenario 6 or more satellites are used.