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    • SWOT Level 2 Nadir Altimeter Operational Geophysical Data Record with Waveforms - SSHA Version 1.0

    Metadata Updated: April 9, 2025

    Same as L2_NALT_GDR using predicted values for some auxiliary data, and does not have GIM ionosphere model values. Uses the onboard DORIS orbit ephemeris. Available with latency of < 7 hours. Discrete measurements at nadir for each data downlink, along the ground track. Available in netCDF-4 file format.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

    Downloads & Resources

    Dates

    Metadata Created Date September 27, 2023
    Metadata Updated Date April 9, 2025

    Metadata Source

    Harvested from NASA Data.json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date September 27, 2023
    Metadata Updated Date April 9, 2025
    Publisher NASA/JPL/PODAAC
    Maintainer
    Identifier C2628593693-POCLOUD
    Data First Published 2022-06-28
    Language en-US
    Data Last Modified 2025-03-31
    Category SWOT, geospatial
    Public Access Level public
    Bureau Code 026:00
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 6775b114-0e9c-435e-a38c-2cebbb0abf62
    Harvest Source Id 58f92550-7a01-4f00-b1b2-8dc953bd598f
    Harvest Source Title NASA Data.json
    Homepage URL https://doi.org/10.5067/SWOT-NALT-OGDR-1.0
    Metadata Type geospatial
    Old Spatial -180.0 -77.6 180.0 77.6
    Program Code 026:001
    Source Datajson Identifier True
    Source Hash 6707c55e5b95d5a854bc50b14b4d30a0864829fa2f2d2dcad447a17b593a20f5
    Source Schema Version 1.1
    Spatial
    Temporal 2022-12-16T00:00:00Z/2023-08-14T00:00:00Z

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