On July 23, 2025, the National Geodetic Survey (NGS) sent a news notice announcing the rollout plan for remaining NSRS modernization products, including OPUS Products Changes, and on June 11, 2025, ...
Accuracy—The closeness of an estimated value (that is measured or computed) to a standard or accepted (true) value of a particular quantity. Strictly, it only applies to absolute physical quantities, ...
In my August 2025 GPS World newsletter column, I highlighted that a colleague reminded me that the National Geodetic Survey’s (NGS) new National Spatial Reference System (NSRS) is more than a ...
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