Welcome to AVISO +
The reference portal in altimetry merging the historical AVISO website from Cnes and the CTOH website. Here, you will find data, articles, news and tools to help you discover or improve your skills in the altimetry domain through four key themes: ocean, coast, hydrology and ice.
News
- Two e-books on Swot (2026-01-06)
The Swot-Adac consortium has published two e-books on Swot: "Swot and the New Wave of Oceanographers", "People, science and instruments of the BioSwot-Med campaign"
- Version 2 of Wet troposphere correction from water vapour climate data records (2025-12-22)
Release of Version 2.0 of the Wet troposphere correction from water vapour climate data records.
- Swot, already 3 years old! (2025-12-18)
Swot was launched three years ago, on December 16, 2022, as part of a collaboration between Nasa/JPL and Cnes, including contributions from UKSA and CSA.
Operational News
Products guide
Image of the Month
Ocean indicator : Global Mean Sea Level rise
