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    FederalCombined GPS Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDISNational 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...
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    FederalMulti-Global Navigation Satellite System (GNSS) Broadcast Ephemeris Data (daily files) from NASA CDDISNational 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...
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    FederalGlobal Navigation Satellite System (GNSS) Satellite Data from NASA CDDISNational Aeronautics and Space Administration — Global Navigation Satellite System (GNSS) data consists of the U.S. Global Positioning System (GPS) and the Russian GLObal NAvigation Satellite System (GLONASS) (plus...
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    FederalGround-Based Satellite Laser Ranging (SLR) Observation Data (normal points, hourly files) from NASA CDDISNational Aeronautics and Space Administration — This dataset consists of ground-based Satellite Laser Ranging observation data (normal points, hourly files) from the NASA Crustal Dynamics Data Information System...
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    FederalSatellite Laser Ranging (SLR) International Laser Ranging Service (ILRS) Eccentricity Files from NASA CDDISNational Aeronautics and Space Administration — In the ILRS network, there are mobile systems and permanent systems. Mobile ILRS systems usually occupy (i.e. are referenced to) a ground monument/mark and have an...
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    FederalGround-Based Global Navigation Satellite System (GNSS) GLONASS (GLObal NAvigation Satellite System) Observation Data (30-second sampling, daily files) from NASA CDDISNational Aeronautics and Space Administration — This dataset consists of ground-based Global Navigation Satellite System GLONASS Observation Data (30-second sampling, daily files) from the NASA Crustal Dynamics...
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    FederalGround-Based Global Navigation Satellite System (GNSS) Satellite-Based Augmentation System (SBAS) Broadcast Ephemeris Data (sub-hourly files) from NASA CDDISNational 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)...
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    FederalGlobal Navigation Satellite System (GNSS) IGS Rapid Orbit/Clock/Earth Rotation Parameters (ERP) Product Summary from NASA CDDISNational Aeronautics and Space Administration — This derived product set consists of Global Navigation Satellite System Rapid Orbit/Reference Frame Product Summary from the NASA Crustal Dynamics Data Information...
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    FederalGround-Based Satellite Laser Ranging (SLR) Observation Data (normal points, monthly files) from NASA CDDISNational Aeronautics and Space Administration — This dataset consists of ground-based Satellite Laser Ranging observation data (normal points, monthly files) from the NASA Crustal Dynamics Data Information System...
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    FederalGround-Based Global Navigation Satellite System (GNSS) Satellite-Based Augmentation System (SBAS) Broadcast Ephemeris Data (daily files) from NASA CDDISNational Aeronautics and Space Administration — This dataset consists of ground-based Global Navigation Satellite System (GNSS) Satellite-Based Augmentation System (SBAS) Broadcast Ephemeris Data (daily files) from...
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    FederalGround-Based Satellite Laser Ranging (SLR) Observation Data Summary (normal points, monthly files) from NASA CDDISNational Aeronautics and Space Administration — This dataset consists of ground-based Satellite Laser Ranging observation data summary (normal points, monthly files) from the NASA Crustal Dynamics Data Information...
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    FederalGlobal Navigation Satellite System (GNSS) IGS Final Combined Set of Station Coordinates Product from NASA CDDISNational Aeronautics and Space Administration — This derived product set consists of Global Navigation Satellite System Final Combined Station Positions/Velocities (no covariance matrix) Product available from the...
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    FederalGlobal Navigation Satellite System (GNSS) IGS Daily Ionosphere Vertical Total Electron Content (VTEC) Grid Fluctuation Product from NASA CDDISNational 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...
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    FederalGlobal Navigation Satellite System (GNSS) IGS Predicted Ionosphere Vertical Total Electron Content (VTEC) Grid Product from NASA CDDISNational Aeronautics and Space Administration — This derived product set consists of Global Navigation Satellite System Predicted Ionosphere Vertical Total Electron Content (VTEC) product (daily files) from the...
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    FederalGround-Based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDISNational Aeronautics and Space Administration — This dataset consists of ground-based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (hourly files) from the...
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    FederalGround-Based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (sub-hourly files) from NASA CDDISNational Aeronautics and Space Administration — This dataset consists of ground-based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (sub-hourly files) from...
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    FederalGlobal Navigation Satellite System (GNSS) IGS Decoded Clock Solution (10-second) from IGS Real-Time Product Streams from NASA CDDISNational 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)...
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    FederalLunar Orbiter Laser Altimeter (LOLA) one-way Laser Ranging Full Rate Data (all ranges collected, ground stations, aggregate of normal points daily) from NASA CDDISNational Aeronautics and Space Administration — Lunar Orbiter Laser Altimeter (LOLA) one-way laser ranging full rate data. These files contain the full rate data (all ranges collected) as delivered from the ground...
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    FederalSatellite Laser Ranging (SLR) International Laser Ranging Service (ILRS) Data Handling FilesNational Aeronautics and Space Administration — In the ILRS network, there are mobile systems and permanent systems. Mobile ILRS systems usually occupy (i.e. are referenced to) a ground monument/mark and have an...
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    FederalGlobal Navigation Satellite System (GNSS) IGS Final Analysis Center (AC) Station Positions/Velocities (no covariance matrix) product from NASA CDDIS - ClonedNational Aeronautics and Space Administration — This derived product set consists of Global Navigation Satellite System Final Combined Station Positions/Velocities (no covariance matrix) Product available from the...
