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
- Explore the New AVISO CalVal Visualization Portal (2026-02-04)
Powered by OceanDataLab, AVISO introduces a new visualizer for exploring some of its key products.
- AVISO+ Newsletter #24 (2026-02-04)
Release of the 24th Aviso+ Users Newsletter: recent updates and insights to help you stay connected with the latest developments in altimetry data.
- New versions for Barystatic and Manometric sea level changes from satellite geodesy (2026-02-03)
Version 5.0 for barystatic and manometric sea level changes estimated using satellite gravimetry approach and version 3.0 for barystatic and manometric sea level changes ...
Operational News
Products guide
Image of the Month
Ocean indicator : Global Mean Sea Level rise
