Catalog - Data.gov

Found 317 datasets matching "EARTH SCIENCE > Solid Earth > Gravity/Gravitational Field".

Federal
Ground-Based Global Navigation Satellite System (GNSS)-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) GPS daily antenna phase maps (meta data, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains file names and URLs to files containing antenna phase map data used in the real-time GPS POD processing. In particular, the IGS ANTEX file name used for the processing is...
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Search relevance: 103.07 | Views last month: 0
Federal
Ground-Based Global Navigation Satellite System (GNSS)-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) Galileo daily antenna phase centers (24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains antenna phase center locations relative to the Galileo satellite's center of mass. The product is generated at JPL's Global Differential GPS Operations Centers.
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Search relevance: 101.75 | Views last month: 1
Federal
Ground-Based GNSS-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) GPS daily accumulated real-time Precise Orbit Determination (POD) Clock Corrections (60-second sampling, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains a time series of clock biases for healthy satellites in the GPS constellation that are accumulated every minute throughout the day. In addition, formal 1-sigma uncertainties...
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Search relevance: 101.75 | Views last month: 0
Federal
Ground-Based GNSS-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) Galileo daily accumulated real-time Precise Orbit Determination (POD) Attitude Quaternions (30-second sampling, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains a time series of attitude quaternion components for healthy satellites in the Galileo constellation that are accumulated every minute throughout the day. The product is...
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Search relevance: 101.75 | Views last month: 0
Federal
Ground-Based GNSS-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) GLONASS daily accumulated real-time Precise Orbit Determination (POD) Clock Corrections (60-second sampling, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains a high-rate time series of clock biases for healthy satellites in the GLONASS constellation that are accumulated every minute throughout the day. In addition, formal 1-sigma...
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Search relevance: 101.75 | Views last month: 0
Federal
Ground-Based GNSS-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) Galileo daily accumulated real-time Precise Orbit Determination (POD) orbits (60-second sampling, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains a time series of position and velocity components for healthy satellites in the Galileo constellation that are accumulated every minute throughout the day. In addition,...
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- html
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Search relevance: 101.75 | Views last month: 0
Federal
Ground-Based Global Navigation Satellite System (GNSS)-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) Galileo daily antenna phase maps (meta data, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains file names and URLs to files containing antenna phase map data used in the real-time Galileo POD processing. In particular, the IGS ANTEX file name used for the processing is...
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- html
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Search relevance: 101.65 | Views last month: 0
Federal
Ground-Based Global Navigation Satellite System (GNSS)-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) GLONASS daily antenna phase maps (meta data, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains file names and URLs to files containing antenna phase map data used in the real-time GLONASS POD processing. In particular, the IGS ANTEX file name used for the processing is...
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- html
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Search relevance: 101.12 | Views last month: 0
Federal
Ground-Based Global Navigation Satellite System (GNSS)-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) GLONASS Earth Orientation Parameters (1-day sampling, 7-day files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains a time series of Earth orientation parameters from the IERS Bulletin A for the GLONASS constellation of satellites. The product is generated at JPL's Global Differential GPS...
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Search relevance: 101.12 | Views last month: 0
Federal
Ground-Based GNSS-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) GLONASS daily accumulated real-time Precise Orbit Determination (POD) Attitude Quaternions (30-second sampling, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains a time series of attitude quaternion components for healthy satellites in the GLONASS constellation that are accumulated every minute throughout the day. The product is...
- none
- html
- none
Search relevance: 101.12 | Views last month: 0
Federal
Ground-Based Global Navigation Satellite System (GNSS)-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) GLONASS daily antenna phase centers (24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains antenna phase center locations relative to the GLONASS satellite's center of mass. The product is generated at JPL's Global Differential GPS Operations Centers.
- none
- html
- none
Search relevance: 101.12 | Views last month: 0
Federal
Ground-Based GNSS-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) Galileo daily accumulated real-time Precise Orbit Determination (POD) Clock Corrections (60-second sampling, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains a time series of clock biases for healthy satellites in the Galileo constellation that are accumulated every minute throughout the day. In addition, formal 1-sigma...
- none
- html
- none
Search relevance: 101.12 | Views last month: 0
Federal
Ground-Based Global Navigation Satellite System (GNSS)-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) Near Real-Time Ionospheric Total Electron Count (5-second sampling, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
Developed at JPL, GUARDIAN is a near-real-time (NRT) ionospheric monitoring software (Martire et al.). Its main products are NRT total electronic content (TEC) time series, allowing users to...
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Search relevance: 101.12 | Views last month: 0
Federal
Ground-Based GNSS-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) GLONASS daily accumulated real-time Precise Orbit Determination (POD) orbits (60-second sampling, 24-hour files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This product contains a time series of position and velocity components for healthy satellites in the GLONASS constellation that are accumulated every minute throughout the day. In addition,...
- none
- html
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Search relevance: 101.12 | Views last month: 0
Federal
Ground-Based Global Navigation Satellite System (GNSS) GPS Broadcast Ephemeris Data (daily files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This dataset consists of ground-based Global Navigation Satellite System (GNSS) GPS Broadcast Ephemeris Data (daily files) from the NASA Crustal Dynamics Data Information System (CDDIS). GNSS...
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Search relevance: 100.98 | Views last month: 1
Federal
Ground-Based Global Navigation Satellite System (GNSS) Satellite-Based Augmentation System (SBAS) Broadcast Ephemeris Data (daily files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Satellite-Based Augmentation System (SBAS) Broadcast Ephemeris Data (daily files) from the NASA Crustal Dynamics...
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Search relevance: 100.98 | Views last month: 0
Federal
Ground-Based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (daily files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (daily files) from the NASA Crustal Dynamics Data...
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Search relevance: 100.98 | Views last month: 0
Federal
Satellite Laser Ranging (SLR) ILRS Analysis Center (AC) Orbit Product (weekly files, generated weekly) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This derived product set consists of Satellite Laser Ranging Final Orbit Product (weekly files, generated weekly) from the NASA Crustal Dynamics Data Information System (CDDIS). SLR provides...
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Search relevance: 100.98 | Views last month: 0
Federal
Ground-Based Satellite Laser Ranging (SLR) Observation Data (normal points, monthly files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This dataset consists of ground-based Satellite Laser Ranging observation data (normal points, monthly files) from the NASA Crustal Dynamics Data Information System (CDDIS). SLR provides...
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Search relevance: 100.98 | Views last month: 0
Federal
Ground-Based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (sub-hourly files) from NASA CDDIS
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (sub-hourly files) from the NASA Crustal Dynamics...
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- html
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Search relevance: 100.98 | Views last month: 0

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