[aprssig] The best resolution of position from APRS

[scott at opentrac.org]

> Base-91 Compressed format.  Chapter 9 of the published spec.  Gives
> you something like 1-2 feet resolution (about 1/3 to 2/3 of a
> meter).  Not all APRS applications support it though.

I think it's equally likely that the position error is due to map
registration or datum errors.  UI-View does NOT have the greatest map
support - in fact, I'm pretty sure it doesn't have any concept of
projection.  Or is it smarter than it looks?

Scott, N1VG
http://n1vg.net/opentracker