Solid Earth Data Access and Tools

NASA data span the composition, dynamics, and processes that describe the solid aspects of Earth. Our datasets and tools help researchers translate these interconnected data points into actionable, Earth science knowledge.

Dataset	Geographic Region	Temporal Extent	Data Format	Potential Application Areas	Related Subtopics
Daily 30-second Hatanaka-compressed GNSS observation data	Global	1992-01-01 to Present	RINEX V2 RINEX V3 UNIX compressed ASCII	Precise Positioning/Navigation Geodesy/ Geodynamics (crustal motion, Earth rotation) Atmospheric Science (ionosphere, troposphere) Space Weather Monitoring Scientific Research IGS Support Data Quality Control	geodetics, gravity/ gravitational field, tectonics
EMIT L2A Estimated Surface Reflectance and Uncertainty and Masks 60 m	Global Land	2022-08-09 to Present	NetCDF-4	Surface mineralogy mapping Geological exploration and resource assessment Dust source region characterization Spectral library development for earth materials	geochemistry
Ground-Based Doppler Orbitography and Radiopositioning Integrated by Satellite (DORIS) Cumulative Station Position Product	Global	2002-01-01 to Present	SINEX	Precise Station Positioning Geodetic Reference Frame Definition Crustal Deformation Monitoring Plate Tectonics Studies Geodynamics Research Long-term Position Stability Analysis	geodetics, gravity/ gravitational field, tectonics
High-rate Hatanaka-compressed GNSS observation data	Global	2001-05-01 to Present	RINEX V2 UNIX compressed ASCII	Precise Positioning/Navigation (High-Accuracy) Geodesy/ Geodynamics (Detailed Crustal Motion, Rapid Changes) IGS Support (High-Frequency Analysis) Data Quality Control (Improved Temporal Resolution)	geodetics, gravity/ gravitational field, tectonics
Hourly 30-second combined GPS broadcast ephemeris data	Global	2005-10-27 to Present	RINEX V2 UNIX compressed ASCII	Satellite Orbit Determination Precise Point Positioning (PPP) GNSS System Monitoring Navigation Algorithm Development Geodetic Applications Time Transfer	geodetics, gravity/ gravitational field, tectonics
Hourly 30-second GPS broadcast ephemeris data	Global	2005-10-07 to Present	RINEX V2 UNIX compressed ASCII	Satellite Orbit Determination Precise Point Positioning (PPP) GNSS System Monitoring Navigation Algorithm Development Geodetic Applications Time Transfer	geodetics, gravity/ gravitational field, tectonics
Hourly 30-second Hatanaka-compressed GNSS observation data	Global	2005-10-07 to Present	RINEX V2 UNIX compressed ASCII	Precise Positioning/Navigation Geodesy/ Geodynamics IGS Support Data Quality Control	geodetics, gravity/ gravitational field, tectonics
OPERA Surface Displacement from Sentinel-1 validated product (Version 1)	Global	2016-07-01 to Present	NetCDF-4 XML PNG Zarr	Ground subsidence monitoring in urban areas and infrastructure	geomorphic landforms and processes, tectonics
OPERA Radiometric Terrain Corrected SAR Backscatter from Sentinel-1 Static Layers validated product (Version 1)	Global	2014-04-03 to Present	GeoTIFF XML	Base mapping for change detection applications Terrain-corrected imagery for accurate spatial analysis Reference data for calibration of other SAR products	geomorphic landforms and processes, tectonics
OPERA Radiometric Terrain Corrected SAR Backscatter from Sentinel-1 validated product (Version 1)	Global	2020-12-31 to Present	HDF5 GeoTIFF, XML	Detection of changes in surface roughness properties	geomorphic landforms and processes, tectonics

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Dataset Sort descending	Version	Platform	Instrument	Temporal Extent	Spatial Extent	Data Format
Global Navigation Satellite System (GNSS) IGS Rapid Orbit/Clock/Earth Rotation Parameters (ERP) Product Summary 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	clock RINEX format
Global Navigation Satellite System (GNSS) IGS Real-Time Clock Combination of Real-Time Analysis Center (AC) Submissions 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	2009-02-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Global Navigation Satellite System (GNSS) IGS Real-Time Combination Solution Summary of Real-Time Analysis Center (AC) Submissions 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	2009-02-01 to Present	N: 90 S: -90 E: 180 W: -180	RTCM
Global Navigation Satellite System (GNSS) IGS Residuals Between Daily Analysis Center (AC) and Combined Final Station Position Solution 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	Text, UNIX compressed ASCII
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	1	Beidou, Galileo, GLONASS, GPS, GROUND STATIONS, QZSS, IRNSS, SBAS	Beidou P, Galileo P, GLONASS P, GPSP, GNSS, QZSS P, IRNSS P, SBAS P	2009-02-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX Extensions to Handle Clock Information
Global Navigation Satellite System (GNSS) IGS Ultra-Rapid Combined Earth Rotation Parameters (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
Global Navigation Satellite System (GNSS) IGS Ultra-Rapid Combined Orbit Solution Product (sub-daily files, generated 4 times/day) 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	extended standard product-3 (SP3c)
Global Navigation Satellite System (GNSS) IGS Ultra-Rapid Combined Orbit Solution Summary 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	Text format, UNIX compressed ASCII
Global Navigation Satellite System (GNSS) IGS Ultra-Rapid Orbit Solution Comparison Summary 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	Text format, UNIX compressed ASCII
Global Navigation Satellite System (GNSS) IGS Weekly Ionosphere Vertical Total Electron Content (VTEC) Grid Validation 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	1998-01-01 to Present	N: 90 S: -90 E: 180 W: -180	IONEX (IONosphere map EXchange)
Global Navigation Satellite System (GNSS) International Terrestrial Reference Frame (ITRF) 2020 products (IGS20) from NASA CDDIS	1	GPS		1983-01-01 to 2020-12-31	N: 90 S: -90 E: 180 W: -180	SINEX
Global Navigation Satellite System (GNSS) Predicted Ionosphere Products from NASA CDDIS	1	GLONASS, GPS, GROUND STATIONS	GLONASS, GPS, GNSS	2008-01-01 to Present	N: 90 S: -90 E: 180 W: -180	IONEX (IONosphere map EXchange)
Global Navigation Satellite System (GNSS) Rapid Clocks Products from NASA CDDIS	1	GLONASS, GPS, GROUND STATIONS	GLONASS, GPS, GNSS	2000-11-05 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Global Navigation Satellite System (GNSS) Rapid Orbit Products from NASA CDDIS	1	GLONASS, GPS	GLONASS, GPS	1994-01-01 to Present	N: 90 S: -90 E: 180 W: -180	SP3 (Standard Product 3)
Global Navigation Satellite System (GNSS) Real-Time Clocks Products from NASA CDDIS	1	GLONASS, GPS, GROUND STATIONS	GLONASS, GPS, GNSS	2008-10-05 to Present	N: 90 S: -90 E: 180 W: -180	IGS SSR
Global Navigation Satellite System (GNSS) Satellite Data from NASA CDDIS	1	CHAMP, ICESat, JASON-1, SAC-C	GPS	2002-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX V2
Global Navigation Satellite Systems (GNSS) Positions Products from NASA CDDIS	1	GLONASS, GPS, GROUND STATIONS	GLONASS, GPS, GNSS	1992-06-14 to Present	N: 90 S: -90 E: 180 W: -180	SINEX
Global Navigation Satellite Systems (GNSS) Rapid Ionosphere Products from NASA CDDIS	1	GLONASS, GPS, GROUND STATIONS	GLONASS, GPS, GNSS	2004-09-10 to Present	N: 90 S: -90 E: 180 W: -180	IONEX (IONosphere map EXchange)
Global Navigation Satellite Systems (GNSS) Real-Time Orbit Products from NASA CDDIS	1	GLONASS, GPS	GLONASS, GPS	2008-10-05 to Present	N: 90 S: -90 E: 180 W: -180	RTCM SSR (State Space Representation)
Global Navigation Satellite Systems (GNSS) Troposphere Products from NASA CDDIS	1	GLONASS, GPS, GROUND STATIONS	GLONASS, GPS, GNSS	1997-01-26 to Present	N: 90 S: -90 E: 180 W: -180	SINEX_TRO
Global Navigation Satellite Systems (GNSS) Ultra-Rapid Orbit Products from NASA CDDIS	1	GLONASS, GPS	GLONASS, GPS	2000-09-17 to Present	N: 90 S: -90 E: 180 W: -180
Global Salt Marsh Change, 2000-2019	1	LANDSAT-5, LANDSAT-7, LANDSAT-8	ETM+, OLI	2000-01-01 to 2019-12-31	N: 74 S: -47 E: 180 W: -170	COG
Global Sentinel-1 Burst ID Map	1	Sentinel-1A, Sentinel-1B	C-SAR	2022-05-30	N: 90 S: -90 E: 180 W: -180
Global Very Long Baseline Interferometry (VLBI) Terrestrial Reference Frame (TRF) solution products from NASA CDDIS	1	GROUND STATIONS		2003-07-11 to 2023-10-16	N: 90 S: -90 E: 180 W: -180	SINEX
GNSS GLONASS Combined Broadcast Ephemeris Data (30-second sampling, daily files) from NASA CDDIS	1	GLONASS, GROUND STATIONS	GLONASS P, GNSS	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX

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