Your file looks like coordinates, not measurements.

I some cases, tax parcel numbers may get changed.?ÿ That would really mess up the trail if that's all you had to go on.

@chris-bouffard?ÿ My point was that it is much more complicated than just licensure, and many of the other posts are delving into that.

So I'm a professional driver because I have a basic driver's license??ÿ Your dog is a professional pet?

No, because a) it would still be coming at the receiver from a high angle, and b) you need to know the path delay/length (which is what GNSS works on)...

Perhaps you could use theoretical PDOP, HDOP, and VDOP calculations from a planning tool, verify that your collected data matches well enough, and the...

The discussion has given some good information, but doesn't directly address this question. GNSS vertical error usually is 2 to 3 times horizontal er...

Got it.?ÿ There was a security setting on my end that was interfering.

To emphasize Norm's statement, I believe all the DOP values are computed from satellite positions, so depend only on how many satellites are received ...

This may help?

Some people are square pegs in round holes, but @jed seems to fit in a job where few others would.

The only critical thing about pairing is that the receiver sends power to a preamp in the antenna assembly, and you need to make sure the voltage is c...

*Bump* This appeared on page 2 and may be missed by many.