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42 datasets found
  • Federal

    CDDIS GNSS ITRF2020 IGS products (IGS20)

    National Aeronautics and Space Administration —

    These data-derived products are the International GNSS Service (IGS) Analysis Centers' (AC) contribution to the International Terrestrial Reference Frame (ITRF) 2020.
  • Federal

    Global Navigation Satellite System (GNSS) Final Orbit Product from NASA CDDIS

    National Aeronautics and Space Administration —

    Precise satellite orbits derived from analysis of Global Navigation Satellite System (GNSS) data. Analysis Centers (ACs) of the International GNSS Service (IGS)...
  • Federal

    Ground-Based Global Navigation Satellite System Observation Summary Data (30-second sampling, daily files) from NASA CDDIS

    National Aeronautics and Space Administration —

    This dataset consists of ground-based Global Navigation Satellite System (GNSS) Observation Summary Data (30-second sampling, daily files of all distinct navigation...
  • Federal

    CDDIS_DORIS_data_cycle

    National Aeronautics and Space Administration —

    The Doppler Orbitography by Radiopositioning Integrated on Satellite (DORIS) was developed by the Centre National d'Etudes Spatiales (CNES) with cooperation from...
  • Federal

    CDDIS_DORIS_products_ionosphere

    National Aeronautics and Space Administration —

    Ionosphere correction values derived from analysis of Doppler Orbitography by Radiopositioning Integrated on Satellite (DORIS) data. These products are the generated...
  • Federal

    Global Navigation Satellite System (GNSS) Final Combined Station Positions/Velocities 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 available from the Crustal Dynamics Data...
  • Federal

    Lunar Orbiter Laser Altimeter (LOLA) one-way Laser Ranging Full Rate Data (all ranges collected, ground stations, aggregate of normal points daily) from NASA CDDIS

    National Aeronautics and Space Administration —

    Lunar Orbiter Laser Altimeter (LOLA) one-way laser ranging full rate data. These files contain the full rate data (all ranges collected) as delivered from the ground...
  • Federal

    CDDIS_LLR_data

    National Aeronautics and Space Administration —

    Lunar Laser Ranging (LLR) measures the distance between the Earth and the Moon using laser ranging. A short pulse of coherent light generated by a laser (Light...
  • Federal

    CDDIS_DORIS_products_positions

    National Aeronautics and Space Administration —

    Station position and velocity solutions (weekly and cumulative) in Software INdependent EXchange (SINEX) format derived from analysis of Doppler Orbitography by...
  • Federal

    CDDIS_DORIS_products_orbit

    National Aeronautics and Space Administration —

    Precise satellite orbits derived from analysis of Doppler Orbitography by Radiopositioning Integrated on Satellite (DORIS) data. These products are the generated by...
  • Federal

    CDDIS_GNSS_products_orbit_ultrarapid

    National Aeronautics and Space Administration —

    Precise satellite orbits derived from analysis of Global Navigation Satellite System (GNSS) data. Analysis Centers (ACs) of the International GNSS Service (IGS)...
  • Federal

    CDDIS SESES MEaSUREs products total water storage grids

    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...
  • Federal

    CDDIS SESES MEaSUREs products precipitable water vapor

    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...
  • Federal

    CDDIS_GNSS_products_clocks_final

    National Aeronautics and Space Administration —

    Satellite and receiver clock products derived from analysis of Global Navigation Satellite System (GNSS) data. These products are the generated by analysis centers in...
  • Federal

    CDDIS_VLBI_products_positions

    National Aeronautics and Space Administration —

    Station positions and velocity solutions in Software INdependent EXchange (SINEX) format derived from analysis of Very Long Baseline Interferometry (VLBI) data. These...
  • Federal

    CDDIS_GNSS_products_erp

    National Aeronautics and Space Administration —

    Earth Rotation Parameters (ERPs) derived from analysis of Global Navigation Satellite System (GNSS) data. These products are the generated by analysis centers in...
  • Federal

    CDDIS_SLR_products_poseop

    National Aeronautics and Space Administration —

    Station position and Earth Orientation Parameters (EOPs) solutions derived from analysis of Satellite Laser Ranging (SLR) data. These products are the generated by...
  • Federal

    CDDIS_VLBI_products_troposphere

    National Aeronautics and Space Administration —

    Troposphere Zenith Path Delay (ZPD) values derived from analysis of Very Long Baseline Interferometry (VLBI) data. These products are the generated by analysis...
  • Federal

    CDDIS_DORIS_products_stcd

    National Aeronautics and Space Administration —

    Station position time series solutions in DORIS Station Coordinate Difference (STCD) format derived from analysis of Doppler Orbitography by Radiopositioning...
  • Federal

    CDDIS_VLBI_data

    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...
42 datasets found

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