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

Solid Earth Datasets

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Dataset Sort descending	Version	Platforms	Instruments	Temporal Extent	Spatial Extent	Data Format
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 Final Weekly 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 Ionosphere Vertical Total Electron Content (VTEC) Analysis Center (AC) Rapid 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 exchange) format
Global Navigation Satellite System (GNSS) IGS Ionosphere Vertical Total Electron Content (VTEC) Final 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 exchange)
Global Navigation Satellite System (GNSS) IGS Multi-GNSS Experiment (MGEX) Products 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	SINEX, SP3, ASCII
Global Navigation Satellite System (GNSS) IGS Predicted Ionosphere Vertical Total Electron Content (VTEC) Grid 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
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
Global Navigation Satellite System (GNSS) IGS Rapid Combined Orbit Solution (daily files, generated daily) 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	extended standard product-3 (SP3c)
Global Navigation Satellite System (GNSS) IGS Rapid Combined Satellite and Receiver 5-Minute Clock Solution (30-second resolution, daily files, generated daily) 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	clock RINEX format
Global Navigation Satellite System (GNSS) IGS Rapid Daily Ionosphere Vertical Total Electron Content (VTEC) Grid 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 exchange) format

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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
Worldview	Worldview offers the capability to interactively browse over 1,200 global, full-resolution satellite imagery layers and download the underlying data.	Analysis, Search and Discovery, Visualization, Access, Comparison, Monitoring Natural Events

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