We are in the process of migrating all NASA Earth science data sites into Earthdata from now until end of 2026. Not all NASA Earth science data and resources will appear here until then. Thank you for your patience as we make this transition.
Read about the Web Unification Project
Gravity/Gravitational Field Data Access and Tools
Gravity/Gravitational Field Datasets
| Dataset Sort descending | Version | Platforms | Instruments | Temporal Extent | Spatial Extent | Spatial Resolution | Data Format |
|---|---|---|---|---|---|---|---|
| IceBridge CMG GT-1A Gravimeter L2 Geolocated Free Air Gravity Disturbances V001 | 1 | BT-67 | CMG-GT-1A | 2012-11-22 to 2012-12-04 |
N: -53 S: -90 E: 180 W: -180 |
6.5 Kilometers x 6.5 Kilometers | XML, ASCII |
| IceBridge LDEO Gravimeter Suite L1B Geolocated Free Air Gravity Anomalies V001 | 1 | DC-8, G-V, P-3B | LGS | 2017-03-22 to 2019-11-20 |
N: 90 S: 60 E: 180 W: -180 N: -53 S: -90 E: 180 W: -180 |
5 Kilometers to 7 Kilometers x 5 Kilometers to 7 Kilometers | ASCII |
| IceBridge Sander AIRGrav L1B Geolocated Free Air Gravity Anomalies V002 | 2 | DC-8, P-3B | AIRGrav | 2009-10-16 to 2018-11-17 |
N: -53 S: -90 E: 180 W: -180 N: 90 S: 60 E: 180 W: -180 |
5 Kilometers to 7 Kilometers x 5 Kilometers to 7 Kilometers | ASCII |
| IceBridge ZLS Dynamic Gravity Meter Time-Registered L1B Vertical Accelerations V001 | 1 | BT-67 | ZLS | 2011-11-29 to 2011-12-21 |
N: -53 S: -90 E: 180 W: -180 |
ASCII | |
| IceBridge-Related Sander AIRGrav L1B Geolocated Free Air Gravity Anomalies V001 | 1 | AS350-B2, AS350-B3, AS355-F2, CESSNA 206 | AIRGrav | 2012-04-29 to 2016-12-31 |
N: 90 S: 60 E: 180 W: -180 N: -53 S: -90 E: 180 W: -180 |
5 Kilometers to 7 Kilometers x 5 Kilometers to 7 Kilometers | ASCII |
| Multi-Global Navigation Satellite System (GNSS) Broadcast Ephemeris Data (daily 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 | |
| OMG Airborne Gravity (AirGRAV) Data from Airborne Bathymetry Surveys Version 1 | 1 | AIRCRAFT | AIRGrav | 2016-03-20 to 2020-09-07 |
N: 82.413 S: 60.644 E: -19.232 W: -72.548 |
ASCII | |
| 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) | |
| Satellite Laser Ranging (SLR) ILRS Analysis Center (AC) Position and Earth Rotation Parameters (ERP) Product (weekly files, generated daily) from NASA CDDIS | 1 | LAGEOS-1, LAGEOS-2, ETALON-1, ETALON-2, GROUND STATIONS | LASER REFLECTOR, SLR Station | 1976-05-16 to Present |
N: 90 S: -90 E: 180 W: -180 |
Software Independent Exchange (SINEX) | |
| Satellite Laser Ranging (SLR) ILRS Combination Center (CC) 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) |
SHOWING 10 OF 202
Frequently Asked Questions
Earthdata Forum
Our online forum provides a space for users to browse thousands of FAQs about research needs, data, and data applications. You can also submit new questions for our experts to answer.
Submit Questions to Earthdata Forumand View Expert Responses