Mobile version

Along-track Sea Level Heights

Types of dataset: Ssalto/Duacs along-track multimission altimeter products. 
Contents: multimission sea surface heights computed with respect to a twenty-year mean. Several timeliness are proposed: near-real-time and delayed-time. Several variables are proposed: Sea Level Anomaly and Absolute Dynamic Topography filtered and unfiltered in delayed-time.

Condition of access : 

  • The Copernicus Marine Environment Monitoring Service (CMEMS) is in charge of the processing and distribution of the Sea Level Anomaly (SLA-H) and Absolute Dynamic Topography Heights (ADT-H) in near-real-time product and the Sea Level Anomalies and Absolute Dynamic Topography Heights in delayed-time product (formerly distributed by Aviso+, no change in the scientific content). 

Description: 

  • Sea Level Anomaly and Absolute Dynamic Topography Heights in near-real-time product is available during a few months at most, from the latest update of the delayed-time product to today. It is disseminated by CMEMS: see the details in the document Migration AVISO+ to CMEMS and AVISO+ to C3S (section2).
  • Sea Level Anomaly and Absolute Dynamic Topography Heights in delayed-time begins in 1993. It is disseminated by CMEMS: see the details in the document Migration AVISO+ to CMEMS and AVISO+ to C3S (section2).

Geographic coverage: Global.
Copyright: 1993 - ongoing EU Copernicus Marine Service for near-real-time product and delayed-time product.

Useful links to CMEMS in the document: Migration AVISO+ to CMEMS and AVISO+ to C3S (sections 8).

See also: DUACS Product validation & information

EnglishFrançaisEspañol
Rss feedsContactSitemapPartnersFAQGlossaryLexiconMobile
You must enable cookies in your browser preferences to save the modifications
You are using an older version of Internet Explorer, please update to take full advantage of Aviso+ features

Customize the home page

View all widgets
Reduce display
Public profile
User profile

Select/Deselect widgets

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!