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
Ground-Based Global Navigation Satellite System (GNSS) GPS Broadcast Ephemeris Data (daily files) from NASA CDDIS	1	GPS, GROUND STATIONS	GPS P, GNSS RECEIVERS	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Ground-Based Global Navigation Satellite System (GNSS) GPS real-time POD Attitude Quaternions (30-second sampling, 60-second files) from NASA CDDIS	1	GPS, GROUND STATIONS	GNSS RECEIVER	2023-10-01	N: 90 S: -90 E: 180 W: -180	JPL Quaternions (ASCII)
Ground-Based Global Navigation Satellite System (GNSS) GPS real-time POD Clock Corrections (1-second sampling, 60-second files) from NASA CDDIS	1	GPS, GROUND STATIONS	GNSS RECEIVER	2023-10-01	N: 90 S: -90 E: 180 W: -180	JPL TimeDependentParameter (ASCII)
Ground-Based Global Navigation Satellite System (GNSS) GPS real-time POD Clock Corrections (60-second sampling, 60-second files) from NASA CDDIS	1	GPS, GROUND STATIONS	GNSS RECEIVER	2023-10-01	N: 90 S: -90 E: 180 W: -180	JPL TimeDependentParameter (ASCII)
Ground-Based Global Navigation Satellite System (GNSS) GPS real-time POD Orbits (60-second sampling, 60-second files) from NASA CDDIS	1	GPS, GROUND STATIONS	GNSS RECEIVER	2023-10-01	N: 90 S: -90 E: 180 W: -180	JPL pos-GOA (ASCII)
Ground-Based Global Navigation Satellite System (GNSS) Hatanaka-compressed 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
Ground-Based Global Navigation Satellite System (GNSS) Hatanaka-compressed Observation 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 RECEIVERS, 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) High-rate Beidou Broadcast Ephemeris Data (sub-hourly files) from NASA CDDIS	1	Beidou, GROUND STATIONS	Beidou P, GNSS	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Ground-Based Global Navigation Satellite System (GNSS) High-rate GLONASS Broadcast Ephemeris Data (sub-hourly 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
Ground-Based Global Navigation Satellite System (GNSS) High-rate GPS Broadcast Ephemeris Data (sub-hourly files) from NASA CDDIS	1	GPS, GROUND STATIONS	GPSP, GNSS	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Ground-Based Global Navigation Satellite System (GNSS) High-Rate Meteorological Data (sub-hourly files) from Co-Located Receivers 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) IGS Differential Code Bias Product 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	IGS SINEX Bias
Ground-Based Global Navigation Satellite System (GNSS) Indian Regional Navigation Satellite System (IRNSS) Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDIS	1	IRNSS, GROUND STATIONS	IRNSS P, GNSS RECEIVER	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Ground-Based Global Navigation Satellite System (GNSS) Indian Regional Navigation Satellite System (IRNSS) Broadcast Ephemeris Data (daily files) from NASA CDDIS	1	IRNSS, GROUND STATIONS	IRNSS P, GNSS RECEIVER	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Ground-Based Global Navigation Satellite System (GNSS) IRNSS Broadcast Ephemeris Data (sub-hourly files) from NASA CDDIS	1	IRNSS, GROUND STATIONS	IRNSS P, GNSS RECEIVER	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Ground-Based Global Navigation Satellite System (GNSS) Meteorological Data (30-second sampling, hourly files) from Co-Located Receivers from NASA CDDIS	1	Beidou, Galileo, GLONASS, GPS, GROUND STATIONS, QZSS, IRNSS, SBAS	Beidou P, Galileo P, GLONASS P, GPSP, GNSS RECEIVERS, 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) Mixed 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 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) Mixed Observation 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 RECEIVERS, 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) 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
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) Observation Summary Data (30-second sampling, daily files), output of TEQC (translation, editing, and quality check) from NASA CDDIS	1	Beidou, Galileo, GLONASS, GPS, GROUND STATIONS, QZSS, IRNSS, SBAS	Beidou P, Galileo P, GLONASS P, GPSP, GNSS RECEIVERS, 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) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDIS	1	QZSS, GROUND STATIONS	QZSS P, GNSS	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Ground-Based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (daily files) from NASA CDDIS	1	QZSS, GROUND STATIONS	QZSS P, GNSS RECEIVERS	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Ground-Based Global Navigation Satellite System (GNSS) Quasi-Zenith Satellite System (QZSS) Broadcast Ephemeris Data (sub-hourly files) from NASA CDDIS	1	QZSS, GROUND STATIONS	QZSS P, GNSS	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX
Ground-Based Global Navigation Satellite System (GNSS) Satellite-Based Augmentation System (SBAS) Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDIS	1	SBAS, GROUND STATIONS	SBAS P, GNSS	1992-01-01 to Present	N: 90 S: -90 E: 180 W: -180	RINEX

Solid Earth Data Tools

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Items

Tool Sort descending	Description	Services
GUARDIAN	The GNSS-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) is a near real-time (NRT) ionospheric monitoring tool for natural hazards warning.	Monitoring Natural Events
Vertex	Vertex is a graphical search interface for finding synthetic aperture radar (SAR) data.	Search and Discovery, Access, Downloading, Processing, Subsetting

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