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

Published by NASA/JPL/PODAAC | National Aeronautics and Space Administration | Catalog Last Checked: January 17, 2026 at 08:00 PM | Dataset Last Updated: March 31, 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.

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