On Sep 5, 1:35 pm, "Jon G." <jon8...@peoplepc.com> wrote:
> Here is the math that calculates position from 3 satellites.  There are 2
> points of intersection of 3 spheres of known radii, which are determined by
> time-stamped transmissions from the satellites.
>
> http://www.geocities.com/jongiff2000/GPS_math.xls
>
> Jon Giffen
> jon8...@peoplepc.com


Pick up a book (see Spilker, Tsui, or Enge & Misra) and do some
reading instead of relying on others or the Internet solely for your
info. As you are hopefully learning, this is not a very reliable
strategy.

But if you find this all too taxing for your mind, then at last read
http://en.wikipedia.org/wiki/Pseudorange
(*read*, don't *skim*, got it)

Cheers Quaker,

M