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Federal
Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Observation Summary Data (30-second sampling, daily files of all distinct navigation... -
Federal
Global Navigation Satellite System (GNSS) Final Combined Station Positions/Velocities Product from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System Final Combined Station Positions/Velocities Product available from the Crustal Dynamics Data... -
Federal
Ground-Based Global Navigation Satellite System Data (30-second sampling, 24 hour files) from NASA CDDIS
National Aeronautics and Space Administration —
GNSS provide autonomous geo-spatial positioning with global coverage. GNSS data sets from ground receivers at the CDDIS consist primarily of the data from the U.S....