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, ...
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 ...
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, ...
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