The plot below shows the two different OPUS solutions 1Day132a and 1Day132B, both coordinates with stated uncertainties on the identical point for whi...

Since there was some discussion of what residuals were recently, here's what the Star*Net listing of the adjustment of the two OPUS solutions looks li...

paden cash, post: 428234, member: 20 wrote: I've used those terms also. They seem to "work" and nobody bitches.I would like to read the article that ...

Richard, post: 428165, member: 833 wrote: I'd also suggest a TS station out in the clear, where "just about any GPS (don't get too excited about that ...

Nate The Surveyor, post: 428132, member: 291 wrote: Gps, when used under canopy MUST have redundancy. And, must have a mechanism in place to quantify ...

MightyMoe, post: 428157, member: 700 wrote: I had to decide, this site is cool, after discussing it, it made up my mind and I've applied a DAF of 1.00...

A perfect world where surveyors were able to measure long distances without appreciable errors has only existed in West Virginia in modern times. Befo...