Mobile version


Aviso proposes several ways of accessing data. Some of them need an authentication to get access. If you are not registered and want to access to an authenticated service, we request you to fill in the online form.


New authentication services

Since March 26th 2018, the new authentication services are available as described below:

ServicesUntil May 31st, 2018From today
with new login/password delivered by Aviso+
My private space "My AVISO+"NoYes click here
Gridded Data Extraction tool


(still valid after May 31)
No connexion available.
Please contact Aviso+ service desk.
Aviso+ CNES Data Center with a specific login/password which doesn't change



Ocean Bulletin
Interface to vizualize Ssalto/Duacs maps for Sea Level Anomalies, Absolute Dynamic Topography, Wind and Waves by  choosing a date and an area. 

Registration form
Register to get access to Aviso product, be informed of all updates, product information and reprocessing
Aviso FTP is an authenticated FTP. All Ssalto/Duacs product users need an account on FTP, whether for NRT or for DT data, for along-track and gridded products. In NRT, the most recent data are available via FTP.
ODES (Online Data Extraction Service)
ODES (Online Data Extraction Service) is a new service to extract along-track data from altimetry datasets.
Aviso+ CNES Data Center
This interface is used by Cnes to archive a wide range of altimetric (including GDRs, SGDRs, etc) and auxiliary data (including Earth rotation parameters, atmospheric correction data...).
LAS (Live Access Server)
The Live Access Server is a highly configurable Web server designed to provide flexible access to geo-referenced scientific data. Plot the Global/regional gridded dataset in NRT (more than one month) and in DT.
Aviso+ Opendap
The Opendap enables access to remote data sets through familiar data analysis and visualization packages (e.g. Matlab, IDL, Ferret, ncBrowse, Live Access Server), just as if they reside locally on the user's machine. An authentication is required to access it. Get access to the global/regional gridded dataset in NRT (more than one month) and in DT.
Gridded Data Extraction Tool
Aviso+ data extraction tool enables to extract a data sub-set from the Aviso gridded datasets. You can choose either an area (by its geographical coordinates or among pre-defined regions), or a period for variable(s) within a given dataset. An option helps you to make your own Python script command lines that matches the extraction.
to get access
Ocean BulletinYesNoNoNo
Authenticated FTPNoYesRegistration
Yes with 
individual login
Yes with 
individual login
Data Extraction
Yes with 
individual login
Aviso - Cnes Data
NoYesDedicated RegistrationYes with
individual login(1)
Online Data
Extraction Service
Yes with
individual login(1)
Aviso.Cnes FTP

(1) The individual login/password for the Aviso-Cnes Data Center and the Online Data Extraction Service differs from the others.

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Discover AVISO+

Customizable home, reading tools, products search guide, etc.. Discover step by step the features of the new site AVISO+.

Customizable homepage

The new home page is composed of blocks called "widgets".

Rearrange the blocks with a "Click & Drop".

Hide a widget with the cross at the top right. Reset or add a widget with the "wrench" icon. The "User" and "Public" profiles offer a predefined organization.

All the modifications are automatically saved as cookies on your machine so as to enable you to have your own specific AVISO+.

Reading tools

Ease your reading by choosing the page background colour (black/white) and/or by modifying the font size.

Browsing menu and breadcrum trail

To ease your browsing through AVISO+, you can use at any time the main banner items with the interactive submenus or use the browsing menu on the left side of the screen (it is open by default). For more readiness of the page contents, you can fold and unfold the browsing menu by clicking on the tab. At any time you can know where you are thanks to the browsing menu or the breadcrum at the top of the page.

Products search guide

The first submenu of the "Data" banner item leads you to a new search form enabling you to find quickier the product that suits your needs. The list of results is updated according to your selection criteria.

AVISO+ Multimedia

The first submenu of the "Multimedia" banner item leads you to AVISO+ collections of images and videos linked to altimetry and its applications. Have a nice visit!