On Sep 2, 1:22 pm, "Jon G." <jon8...@peoplepc.com> wrote:
> The satellite signals its coordinates and time stamp to the receiver, which
> is enough information to determine the distance from the satellite to the
> receiver.  When this is done with 3 satellites, the location of the receiver
> can be found with a little math.  This math is propounded at the web page,
>
> http://mypeoplepc.com/members/jon8338/roots_to_polynomials_and_power_...

Seems like you could locate a point with only two satellites provided
the satellites or a person could determine the satelites poisition
relative to the other single satellite. dkw