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Federal
Multi-Global Navigation Satellite System (GNSS) Broadcast Ephemeris Data (daily files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based multi-GNSS (Global Navigation Satellite System) Broadcast Ephemeris Data. GNSS satellites provide autonomous geo-spatial... -
Federal
General Archive Information from NASA CDDIS
National Aeronautics and Space Administration —
The Crustal Dynamics Data Information System (CDDIS) supports the space geodesy and geodynamics community through NASA's Space Geodesy Project as well as NASA's Earth... -
Federal
Combined GPS Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Combined Broadcast Ephemeris Data (hourly files of all distinct navigation messages... -
Federal
Global Navigation Satellite System (GNSS) IGS Final Cumulative Combined Set of Station Coordinates Product from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System Final Cumulative Station Positions/Velocities (no covariance matrix) Product available from... -
Federal
Global Navigation Satellite System (GNSS) IGS Decoded Clock Solution (10-second) from IGS Real-Time Product Streams from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System satellite and receiver clock products (10-second granularity, daily files, generated daily)... -
Federal
GNSS GLONASS Combined Broadcast Ephemeris 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) GLObal NAvigation Satellite System (GLONASS) Broadcast Ephemeris Data (hourly files)... -
Federal
Global Navigation Satellite System (GNSS) IGS Rapid Combined Earth Rotation Parameter (ERP) Product from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System Rapid Earth Rotation Product (ERP) from the NASA Crustal Dynamics Data Information System... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) Observation Data (30-second sampling, daily, 24 hour files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Observation Data (30-second sampling, daily 24 hour files) from the NASA Crustal... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) GPS real-time POD Attitude Quaternions (30-second sampling, 60-second files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a time series of attitude quaternion components for healthy satellites in the GPS constellation that are accumulated every minute throughout the... -
Federal
Very Long Baseline Interferometry (VLBI) Level 2 VLBI Global Observing System (VGOS) DB format data from NASA CDDIS
National Aeronautics and Space Administration —
This CDDIS collection is composed of geodetic, Very Long Baseline Array (VLBI) level 2 observational and supporting data (including observations, standard deviations,... -
Federal
Global Navigation Satellite System (GNSS) IGS Final Station Positions Residuals (Between the Analysis Center Solutions and Reference Frame Solution) 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 Residuals, between daily Analysis Center... -
Federal
Ground-Based Meteorological Data (daily, 24 hour files) from Co-Located Global Navigation Satellite System (GNSS) Receivers from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Meteorological Data (daily, 24 hour files) from instruments co-located with Global Navigation Satellite System (GNSS) receivers... -
Federal
Ground-Based Satellite Laser Ranging (SLR) Observation Data (full-rate, monthly files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Satellite Laser Ranging observation data (full-rate, monthly files) from the NASA Crustal Dynamics Data Information System... -
Federal
Ground-Based Global Navigation Satellite System Mixed Broadcast Ephemeris Data (daily files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Mixed Broadcast Ephemeris Data (daily files) from the NASA Crustal Dynamics Data... -
Federal
Global Navigation Satellite System (GNSS) IGS Rapid Combined Satellite and Receiver 5-Minute Clock Solution (30-second resolution, daily files, generated daily) Product from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System Rapid Satellite and Receiver Clock Product (30-second granularity, daily files, generated... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) Satellite-Based Augmentation System (SBAS) Broadcast Ephemeris Data (sub-hourly files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Satellite-Based Augmentation System (SBAS) Broadcast Ephemeris Data (sub-hourly files)... -
Federal
Global Navigation Satellite System (GNSS) IGS Final Orbit Product (daily files, generated weekly) from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System Final Orbit Product (daily files, generated weekly) from the NASA Crustal Dynamics Data... -
Federal
Global Navigation Satellite System (GNSS) IGS Analysis Center (AC) Final 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 (GNSS) Indian Regional Navigation Satellite System (IRNSS) Broadcast Ephemeris Data (daily files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Indian Regional Navigation Satellite System (IRNSS) Broadcast Ephemeris Data (daily... -
Federal
Global Navigation Satellite System (GNSS) IGS Daily Ionosphere Vertical Total Electron Content (VTEC) Grid Fluctuation Product from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System a Ionosphere Vertical Total Electron Content (VTEC) fluctuation measurement product (daily...