Monthly Archives: April 2017

NGS OPUS Won’t Process my GPS Observation File!

Thesis:

I collected static data with my (xyz) GPS receiver, just like I always do. It was in a wide open area, but when I submit data it reports that it cannot process the file or the vectors because they are noisy or fewer than 3 useable stations remain.

Answer:

There are a lot of possible answers, but in this case the error message may be correct: “There are no nearby CORS stations WITH data.”

Let’s look at an example. [ Continue Reading …  OPUSWontProcess_R001 ]

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