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Gravity/Gravitational Field Data Access and Tools
Gravity/Gravitational Field Datasets
| Dataset | Version Sort ascending | Platforms | Instruments | Temporal Extent | Spatial Extent | Spatial Resolution | Data Format |
|---|---|---|---|---|---|---|---|
| Ground-Based Global Navigation Satellite System (GNSS) Observation Data (30-second sampling, daily, 24 hour files) from NASA CDDIS | 1 | Beidou, Galileo, GLONASS, GPS, GROUND STATIONS, QZSS, IRNSS, SBAS | Beidou P, Galileo P, GLONASS P, GPSP, GNSS RECEIVER, QZSS P, IRNSS P, SBAS P | 1992-01-01 to Present |
N: 90 S: -90 E: 180 W: -180 |
RINEX | |
| Ground-Based Global Navigation Satellite System (GNSS) Combined Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDIS | 1 | Beidou, Galileo, GLONASS, GPS, GROUND STATIONS, QZSS, IRNSS, SBAS | Beidou P, Galileo P, GLONASS P, GPSP, GNSS, QZSS P, IRNSS P, SBAS P | 1992-01-01 to Present |
N: 90 S: -90 E: 180 W: -180 |
RINEX | |
| Ground-Based Satellite Laser Ranging (SLR) Observation Data (normal points, hourly files) from NASA CDDIS | 1 | LAGEOS-1, LAGEOS-2, ETALON-1, ETALON-2, GROUND STATIONS, AJISAI, STARLETTE, STELLA, Galileo, GLONASS, Beidou, IRNSS, QZSS, LARES | LASER REFLECTOR, SLR Station | 2010-01-01 to Present |
N: 90 S: -90 E: 180 W: -180 |
ILRS data format, CRD format | |
| First ISCCP Regional Experiment (FIRE) Atlantic Stratocumulus Transition Experiment (ASTEX) ECMWF Diagnostics | 1 | MODELS | NOT APPLICABLE | 1992-06-01 to 1992-06-28 | ASCII | ||
| Global Navigation Satellite System (GNSS) IGS Final Combined Station Positions/Velocities Product from NASA CDDIS | 1 | Beidou, Galileo, GLONASS, GPS, GROUND STATIONS, QZSS, IRNSS, SBAS | Beidou P, Galileo P, GLONASS P, GPSP, GNSS, QZSS P, IRNSS P, SBAS P | 1992-01-01 to Present |
N: 90 S: -90 E: 180 W: -180 |
SINEX, UNIX compressed ASCII | |
| Ground-Based Global Navigation Satellite System (GNSS) Observation Data (1-second sampling, sub-hourly files) from NASA CDDIS | 1 | Beidou, Galileo, GLONASS, GPS, GROUND STATIONS, QZSS, IRNSS, SBAS | Beidou P, Galileo P, GLONASS P, GPSP, GNSS, QZSS P, IRNSS P, SBAS P | 1992-01-01 to Present |
N: 90 S: -90 E: 180 W: -180 |
RINEX | |
| Global Navigation Satellite System (GNSS) IGS Final Troposphere Zenith Path Delay (ZPD) Combination Product from NASA CDDIS | 1 | Beidou, Galileo, GLONASS, GPS, GROUND STATIONS, QZSS, IRNSS, SBAS | Beidou P, Galileo P, GLONASS P, GPSP, GNSS, QZSS P, IRNSS P, SBAS P | 2000-01-01 to Present |
N: 90 S: -90 E: 180 W: -180 |
SINEX-TRO | |
| Global Navigation Satellite System (GNSS) IGS Rapid Combined Earth Rotation Parameter (ERP) Product from NASA CDDIS | 1 | Beidou, Galileo, GLONASS, GPS, GROUND STATIONS, QZSS, IRNSS, SBAS | Beidou P, Galileo P, GLONASS P, GPSP, GNSS, QZSS P, IRNSS P, SBAS P | 1992-01-01 to Present |
N: 90 S: -90 E: 180 W: -180 |
IGS ERP | |
| 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 | 1 | Galileo, GROUND STATIONS | GNSS RECEIVER | 2022-09-01 |
N: 90 S: -90 E: 180 W: -180 |
CSV | |
| Satellite Laser Ranging (SLR) ILRS Analysis Center (AC) Orbit Product (weekly files, generated weekly) from NASA CDDIS | 1 | LAGEOS-1, LAGEOS-2, ETALON-1, ETALON-2, GROUND STATIONS | LASER REFLECTOR, SLR Station | 2016-01-01 to Present |
N: 90 S: -90 E: 180 W: -180 |
extended standard product-3 (SP3) |
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