Quote Originally Posted by rkumetz View Post
Jared,
Keep in mind that the GPS doesn't get a position like "you are here at x y"
from the satellites. It uses the signal from a number of satellites to mathematically determine where it is on earth with respect to those satellites in orbit. If you have 2 receivers very close the error between the calculations done by the two receivers can be large enough that they appear to do unpredictable things relative to each other even though the actual error in absolute location is pretty good.

Thank you for this! I understand how this thing actually works now. Makes complete sense when you explain it.... Im not really sure how I thought it worked but I was off. Needless to say we went hunting today and it performed great! Really a cool little tool