Latest News

29.02.2024 SWOT: Public release of the L2 NADIR GDR (NALT) and AMR products

The Surface Water and Ocean Topography (SWOT) project is pleased to announce the public release of the Level 2 Geophysical Data Record (GDR) products from the onboard nadir altimeter (NALT) and advanced microwave radiometer (AMR).[more]


12.02.2024 Swot monitors its first El Niño

Swot sea level anomalies (level 3 products) for cycle 6 (November 2023), without interpolation.  The consistency of the observations means that the data can be plotted as they are. (Credit: Cnes/CLS/JPL, image Aviso)

The current El Niño event is the first to be "seen" by SWOT over the period of its maximum development.


09.02.2024 New Sargassum Floating Algae Index datasets available

Three datasets are added to the catalogue: 1/daily operational hr Sargassum Floating Algae Index using Sentinel-2A&B and Landsat-8&9 satellites, 2-3/daily operational hr and lr Sargassum Floating Algae Index using Sentinel-3A&B...[more]


06.02.2024 Currents in 2 dimensions

Gulf Stream geostrophic velocities as derived from KaRIn SSHA (L3 data, no interpolation) (Credit Cnes/CLS/JPL)

Swot provides natively its measurements in two dimensions along its two swaths, so that geostrophic currents can be directly derived from them.


01.02.2024 February 2024: a turtle in the English Channel's tidal currents

Marine animals such as sea turtles are subject to currents, tidal ones included. Their knowledge can help in protecting those endangered species.


31.01.2024 ALTIMETRY INNOVATIVE COASTAL APPROACH PRODUCT

The new ALTimetry Innovative Coastal Approach Product (ALTICAP) contains 20Hz Jason-3 along-track delayed time corrected Sea level anomalies with corrections and auxiliary parameters (such as wind speed and Significant Wave...


18.01.2024 January 2024: internal tides by Swot

Internal tides surface signature can reach several centimeters in some locations. Swot enables to observe them.


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