196 datasets found
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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
Ground-Based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) 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) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (hourly files) from the... -
Federal
Global Navigation Satellite System (GNSS) IGS Final Combined Orbit Solution Summary Product from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System Final Orbit/Reference Frame Product Summary from the NASA Crustal Dynamics Data Information... -
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
Global Navigation Satellite System (GNSS) IGS Multi-GNSS Experiment (MGEX) Products from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System satellite orbit products (daily files, generated daily) from the real-time IGS analysis center... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) GPS real-time POD Clock Corrections (1-second sampling, 60-second files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a high-rate time series of clock biases for healthy satellites in the GPS constellation that are accumulated every minute throughout the day. In... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) Beidou Broadcast Ephemeris Data (daily files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Beidou Broadcast Ephemeris Data (daily files) from the NASA Crustal Dynamics Data... -
Federal
Global Navigation Satellite System (GNSS) Satellite Data from NASA CDDIS
National 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... -
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
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
Global Navigation Satellite System (GNSS) IGS Final Combined Satellite and Receiver Clock Product (30 second resolution, daily files, generated weekly) from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System Final Satellite and Receiver Clock Product (30-second granularity, daily files, generated... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) Galileo 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 Galileo constellation that are accumulated every minute throughout... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) Galileo real-time POD Orbits (60-second sampling, 60-second files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a time series of position and velocity components for healthy satellites in the Galileo constellation that are accumulated every minute... -
Federal
Ground-Based Global Navigation Satellite System GLONASS (GLObal NAvigation Satellite System) 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) GLONASS Observation Summary Data (30-second sampling, daily files of all distinct... -
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
Very Long Baseline Interferometry (VLBI) Tropospheric Parameters (TROP) products from NASA CDDIS
National Aeronautics and Space Administration —
Troposphere Zenith Path Delay (ZPD) values derived from analysis of Very Long Baseline Interferometry (VLBI) data. These products are the generated by analysis... -
Federal
Global Navigation Satellite System (GNSS) IGS Summary of Orbit and Clock Comparisons of Analysis Center (AC) and Combination Real-Time Solutions with IGS Rapid Solutions from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of a summary comparing the International GNSS Service (IGS) Real-Time Service (RTS) orbit and clock products from all analysis... -
Federal
Global Navigation Satellite System (GNSS) IGS Final Combined Earth Rotation Parameters (ERP) Product from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System Final Earth Rotation Parameter (ERP) Product from the NASA Crustal Dynamics Data Information... -
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
Global Navigation Satellite System (GNSS) IGS Rapid Daily Ionosphere Vertical Total Electron Content (VTEC) Grid Product from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System Rapid Ionosphere Vertical Total Electron Content (VTEC) product (daily files) from the NASA...
196 datasets found