241 datasets found
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Federal
Ground-Based Global Navigation Satellite System (GNSS) GPS real-time POD Orbits (60-second sampling, 60-second files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a time series of position and velocity components for healthy satellites in the GPS constellation that are accumulated every minute throughout... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) GPS real-time POD Attitude Quaternions (30-second sampling, 60-second files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a time series of attitude quaternion components for healthy satellites in the GPS constellation that are accumulated every minute throughout the... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) Galileo real-time POD Orbits (60-second sampling, 60-second files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a time series of position and velocity components for healthy satellites in the Galileo constellation that are accumulated every minute... -
Federal
Ground-Based Satellite Laser Ranging (SLR) Observation Data (normal points, daily, 24 hour files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Satellite Laser Ranging observation data (normal points, daily 24 hour files) from the NASA Crustal Dynamics Data Information... -
Federal
Ground-Based Satellite Laser Ranging (SLR) Observation Data (full-rate, monthly files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Satellite Laser Ranging observation data (full-rate, monthly files) from the NASA Crustal Dynamics Data Information System... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) Galileo real-time POD Attitude Quaternions (30-second sampling, 60-second files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a time series of attitude quaternion components for healthy satellites in the Galileo constellation that are accumulated every minute throughout... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) GLONASS real-time POD Clock Corrections (60-second sampling, 60-second files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a time series of clock biases for healthy satellites in the GLONASS constellation that are accumulated every minute throughout the day. In... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) Satellite-Based Augmentation System (SBAS) Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based Global Navigation Satellite System (GNSS) Satellite-Based Augmentation System (SBAS) Broadcast Ephemeris Data (hourly files)... -
Federal
Ground-Based GNSS-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) GLONASS daily accumulated real-time Precise Orbit Determination (POD) Clock Corrections (60-second sampling, 24-hour files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a high-rate time series of clock biases for healthy satellites in the GLONASS constellation that are accumulated every minute throughout the... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) Galileo real-time POD Clock Corrections (1-second sampling, 60-second files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a time series of clock biases for healthy satellites in the Galileo constellation that are accumulated every minute throughout the day. In... -
Federal
Global Navigation Satellite System (GNSS) IGS Final Station Positions Residuals (Between the Analysis Center Solutions and Reference Frame Solution) Product from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Global Navigation Satellite System Final Combined Station Positions/Velocities Product Residuals, between daily Analysis Center... -
Federal
Satellite Laser Ranging (SLR) ILRS Analysis Center (AC) Position and Earth Rotation Parameters (ERP) Product (weekly files, generated daily) from NASA CDDIS
National Aeronautics and Space Administration —
This derived product set consists of Satellite Laser Ranging Analysis Center (AC) Station Position plus ERP Product (daily files, generated daily) from the NASA... -
Federal
Ground-Based Global Navigation Satellite System (GNSS) GLONASS real-time POD Orbits (60-second sampling, 60-second files) from NASA CDDIS
National Aeronautics and Space Administration —
This product contains a time series of position and velocity components for healthy satellites in the GLONASS constellation that are accumulated every minute... -
Federal
Ground-Based Global Navigation Satellite System Data (1-second sampling, real-time streams) from NASA CDDIS
National Aeronautics and Space Administration —
Global Navigation Satellite System (GNSS) real-time 1 to multi-second sampled data available from the Crustal Dynamics Data Information System (CDDIS). Global... -
Federal
Very Long Baseline Interferometry (VLBI) Intensive Earth Orientation Parameter (EOP-I) Series products from NASA CDDIS
National Aeronautics and Space Administration —
These derived data products are intensive (1-hour experiments) Earth orientation parameter (EOPI) solutions obtained with Very Long Baseline Interferometry (VLBI).... -
Federal
Very Long Baseline Interferometry (VLBI) Celestial Reference Frame (CRF) solution products from NASA CDDIS
National Aeronautics and Space Administration —
Celestial Reference Frame (CRF) product derived from analysis of Very Long Baseline Interferometry (VLBI) data. These products are the generated by analysis centers... -
Federal
Doppler Orbitography and Radiopositioning Integrated by Satellite (DORIS) Data Cycle from NASA CDDIS
National Aeronautics and Space Administration —
Doppler Orbitography and Radiopositioning Integrated by Satellite (DORIS) was developed by the Centre National d'Etudes Spatiales (CNES) with cooperation from other... -
Federal
Very Long Baseline Interferometry (VLBI) Data and Products Supporting Information from NASA CDDIS
National Aeronautics and Space Administration —
Very Long Baseline Interferometry (VLBI) is a geometric technique: it measures the time difference between the arrival at two Earth-based antennas of a radio... -
Federal
Very Long Baseline Interferometry (VLBI) data from NASA CDDIS
National Aeronautics and Space Administration —
Very Long Baseline Interferometry (VLBI) is a geometric technique: it measures the time difference between the arrival at two Earth-based antennas of a radio... -
Federal
CDDIS MEaSUREs SESES GNSS products Daily 5-minute Precise Point Positioning (PPP) Tropospheric Estimates
National Aeronautics and Space Administration —
Making Earth System Data Records for Use in Research Environments (MEaSUREs) empowers the research community to participate in developing and generating data products...
241 datasets found