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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. 

  • Temporal/geographical/parameters extractions, up to date corrections, operational and demonstration products available.
    • 10-16 July 2017 week

      2017-07-20

      Antarctic Ice Shelf Sheds Massive Iceberg (Earthobservatory, 2017/07/12)Antarctique : l’un des plus gros icebergs de l’histoire vient de se détacher ! (SciencePost, 2017/07/12)Warm winter events in Arctic becoming more frequent, lasting longer (Science Daily, 2017/07/11)Dans l’Océan, les coraux produisent leur propre lumière pour survivre (SciencePost, 2017/07/11)On line availability of articles depends on the Newspaper/magazine. We can't thus certify that above articles will be freely and perma...

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      3-9 July, 2017 week

      2017-07-13

      Réchauffement climatique: et cet iceberg géant qui finit de se détacher en Antarctique... (Sud Ouest, 2017/07/08)Pour étudier les effets du changement climatique dans les océans : le navire Dr Fridtjof Nansen explore les eaux sénégalaises (Le Quotidien, 2017/07/07)Le réchauffement climatique pourra entraîner des pluies diluviennes sur le Sahel (Sciences Avenir, 2017/07/06)Veteran Ocean Satellite to Assume Added Role (Spacedaily, 2017/07/03)On line availability of articles depends on the Newspape...

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      Water JPI 2017 Joint Call opening soon!

      2017-07-06

      The Water JPI will launch on 30 August 2017 its new Joint Call on the topic “Water resource management in support of the United Nations Sustainable Development Goals”.

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      25 Years of Progress in Radar Altimetry Symposium - 24-29 September 2018, Azores

      2017-07-06

      The "25 years of Progress in Radar Altimetry" Symposium will take place from Monday 24 to Saturday 29 September 2018, in Ponta Delgada, São Miguel Island, Azores Archipelago (Portugal).

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      25 June - 2 July, 2017 week

      2017-07-06

      Changement climatique, les atolls résistent bien à l'élévation du niveau de la mer (Tahiti infos, 2017/06/30)Record June Temperatures in Western Europe (WWA, 2017/06/29)Comment le phytoplancton domine les océans ? Des chercheurs grenoblois ont la réponse (Placegrenet, 2017/06/27)C’est donc prouvé, le niveau de la mer monte plus vite à cause de la fonte des glaces (Mashable, 2017/06/27)Le Groenland, responsable de la hausse du niveau des océans (Le Figaro, 2017/06/26)Climat. À lui seul, le Groenl...

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      New product: Mesoscale Eddy Trajectory Atlas

      2017-07-03

      We are proud to announce the release of a new AVISO+ dataset, the "Mesoscale Eddy Trajectory Atlas" product. This dataset was developed and validated in collaboration with D.Chelton and M. Schlax at Oregon State University. The SSALTO/DUACS team is now running the routine product generation and distribution formerly carried out by OSU. This dataset includes the tracks of eddies detected and monitored in the multimission "2-satellite" delayed-time DUACS products with additional information such...

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      19-25 June 2017 week

      2017-06-29

      Satellite image showcases centuries of desertification in India (Space Daily, 2017/06/21)How phytoplankton rule the oceans (Phys.Org, 2017/06/21)L’agence spatiale française s’attaque au réchauffement climatique (Le Monde, 2017/06/21)Réchauffement climatique : les coraux de la mer Rouge font de la résistance (Le Quotidien, 2017/06/21)On line availability of articles depends on the Newspaper/magazine. We can't thus certify that above articles will be freely and permanently available.

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      [Sentinel-3A] Operational release of Sentinel-3A Value Added products

      2017-06-22

      We are pleased to inform you that the delivery of Level-2p (L2P, also called Corrected Sea Surface Heights) and Level-3 (L3) Near-Real-Time (NRT)/ Short-Time-Critical (STC)/ Non-Time-Critical (NTC) Sentinel-3A products will enter in its operational phase on June 27th , 2017.

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      12-18 June, 2017 week

      2017-06-22

      Coopération spatiale entre la France et les Etats-Unis Le CNES signe avec la NASA une déclaration sur Mars et l’océanographie (CNES, 2017/06/19)Animaux & satellites : main dans la main pour observer l'océan austral (CNES, 2017/06/19)Les insectes, la nouvelle menace en Antarctique ? (Le Point, 2017/06/18)Impact d’une fonte accélérée de la calotte groenlandaise sur les mouvements migratoires au Sahel (INSU, 2017/06/09)On line availability of articles depends on the Newspaper/magazine. We can't...

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      Campaign in the Lower Seine valley with GPS carpet/ Drone / Lidar

      2017-06-22

      A campaign is taking place in the lower Seine valley with different sensors using several techniques to prepare Swot data validation in the future

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      Special Issue of Remote Sensing, "Satellite Altimetry for Earth Sciences" in preparation

      2017-06-21

      This Special Issue aims to present reviews and recent advances of general interest in the use of radar altimetry in Earth sciences. Manuscripts can be related to any aspect of radar altimetry technique or geophysical applications.

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      5-11 June, 2017 week

      2017-06-15

      Impact d’une fonte accélérée de la calotte groenlandaise sur les mouvements migratoires au Sahel (INSU, 2017/06/09)Les océans, un gage pour l’avenir de la planète (Libération, 2017/06/08)L’océan mondial, pollué par les déchets plastiques! (Natura Sciences, 2017/06/08)Finding new homes won't help emperor penguins cope with climate change (Science Daily, 2016/06/07)On line availability of articles depends on the Newspaper/magazine. We can't thus certify that above articles will be freely and perma...

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      29 May - 5 June, 2017 week

      2017-06-08

      Journée mondiale de l'océan le 8 juin : "Tortue où vas-tu ?" (CNES, 2017/06/06)Sale temps pour la planète saison 9 épisode 1 - La Bretagne, contre vents et marées (France TV, 2017/06/06Le chef de l'ONU appelle à sauver les océans (Presse Ocean, 2017/06/05)Face au changement climatique, l’ONU veut inciter à la création d’aires marines protégées (Le Monde, 2017/06/05)Retour sur Terre de Thomas Pesquet le 2/06/2017 (CNES, 2017/06/02)Le réchauffement climatique pourrait favoriser les émiss...

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      22-28 May, 2017 week

      2017-06-01

      La réserve mondiale de graines est menacée par le réchauffement climatique (Les Echos, 2017/05/30)Ocean CleanUp, le projet fou de nettoyer les océans débutera en 2018 (UP Mag, 2017/05/29)NASA Discovers a New Mode of Ice Loss in Greenland (Space daily, 2017/05/26)À cause du réchauffement climatique, la végétation s'empare de l'Antarctique (Konbini, 2017/05/25)Scientists say the pace of sea level rise has nearly tripled since 1990 (The Washington Post, 2017/05/22)On line availability of articles d...

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      15-21 May, 2017 week

      2017-05-23

      L'Antarctique verdit rapidement sous l'effet du changement climatique (Le Parisien, 2017/05/18)VIDEO. Découverte d'un corail capable de résister au changement climatique (L’Express, 2017/05/18)Dans l'océan Pacifique, découverte d'une île déserte aux déchets (Sciences et Avenir, 2017/05/17)Mission océan Austral : cap vers le grand Sud (Le Monde, 2017/05/17)Réchauffement climatique : les régions polaires sous la loupe de l’ONU (Good Planet, 2017/05/16)On line availability of articles depends on th...

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      8-14 May, 2017 week

      2017-05-18

      Réchauffement climatique : les régions polaires sous la loupe de l'ONU (Sciences et Avenir, 2017/05/15)Plastique dans l'océan : Ocean Clean-Up accélère (Sciences et Avenir, 2017/05/12)Climat : la Terre se réchauffera de 1,5°C d'ici une dizaine d'années (Le Figaro, 2017/05/12)Tous les indicateurs du réchauffement climatique sont au rouge (Le Monde, 2017/05/09)Une "banquise" de bouteilles en plastique recouvre le fleuve Congo à Kinshasa (Les Observateurs, 2017/05/09)On line availability ...

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      10-16 July 2017 week

      Antarctic Ice Shelf Sheds Massive Iceberg (Earthobservatory, 2017/07/12)Antarctique : l’un des plus gros icebergs de l’histoire vient de se détacher ! (SciencePost, 2017/...

      3-9 July, 2017 week

      Réchauffement climatique: et cet iceberg géant qui finit de se détacher en Antarctique... (Sud Ouest, 2017/07/08)Pour étudier les effets du changement climatique dans les...

      Water JPI 2017 Joint Call opening soon!

      The Water JPI will launch on 30 August 2017 its new Joint Call on the topic “Water resource management in support of the United Nations Sustainable Development Goals”.

      25 Years of Progress in Radar Altimetry Symposium - 24-29 September 2018, Azores

      The "25 years of Progress in Radar Altimetry" Symposium will take place from Monday 24 to Saturday 29 September 2018, in Ponta Delgada, São Miguel Island, Azores Archipel...

      25 June - 2 July, 2017 week

      Changement climatique, les atolls résistent bien à l'élévation du niveau de la mer (Tahiti infos, 2017/06/30)Record June Temperatures in Western Europe (WWA, 2017/06/29)C...

      New product: Mesoscale Eddy Trajectory Atlas

      We are proud to announce the release of a new AVISO+ dataset, the "Mesoscale Eddy Trajectory Atlas" product. This dataset was developed and validated in collaboration wit...

      19-25 June 2017 week

      Satellite image showcases centuries of desertification in India (Space Daily, 2017/06/21)How phytoplankton rule the oceans (Phys.Org, 2017/06/21)L’agence spatiale françai...

      [Sentinel-3A] Operational release of Sentinel-3A Value Added products

      We are pleased to inform you that the delivery of Level-2p (L2P, also called Corrected Sea Surface Heights) and Level-3 (L3) Near-Real-Time (NRT)/ Short-Time-Critical (ST...

      12-18 June, 2017 week

      Coopération spatiale entre la France et les Etats-Unis Le CNES signe avec la NASA une déclaration sur Mars et l’océanographie (CNES, 2017/06/19)Animaux & satellites :...

      Campaign in the Lower Seine valley with GPS carpet/ Drone / Lidar

      A campaign is taking place in the lower Seine valley with different sensors using several techniques to prepare Swot data validation in the future

      Special Issue of Remote Sensing, "Satellite Altimetry for Earth Sciences" in preparation

      This Special Issue aims to present reviews and recent advances of general interest in the use of radar altimetry in Earth sciences. Manuscripts can be related to any aspe...

      5-11 June, 2017 week

      Impact d’une fonte accélérée de la calotte groenlandaise sur les mouvements migratoires au Sahel (INSU, 2017/06/09)Les océans, un gage pour l’avenir de la planète (Libéra...

      29 May - 5 June, 2017 week

      Journée mondiale de l'océan le 8 juin : "Tortue où vas-tu ?" (CNES, 2017/06/06)Sale temps pour la planète saison 9 épisode 1 - La Bretagne, contre vents et maré...

      22-28 May, 2017 week

      La réserve mondiale de graines est menacée par le réchauffement climatique (Les Echos, 2017/05/30)Ocean CleanUp, le projet fou de nettoyer les océans débutera en 2018 (UP...

      15-21 May, 2017 week

      L'Antarctique verdit rapidement sous l'effet du changement climatique (Le Parisien, 2017/05/18)VIDEO. Découverte d'un corail capable de résister au changement climatique ...

      8-14 May, 2017 week

      Réchauffement climatique : les régions polaires sous la loupe de l'ONU (Sciences et Avenir, 2017/05/15)Plastique dans l'océan : Ocean Clean-Up accélère (Sciences et Aveni...

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    • Eddies are ubiquitous in the ocean. They can be tracked and followed day by day for nearly 25 years.
      June 2017: Eddies everywhere
    • Information about AVISO+ products latency & quality, satellite status, DORIS beacons status, etc.
    • Teachers and students, follow ocean buoys and animal beacons in the ocean!
    • Download the new AVISOcean application (v2) to help you discover the oceans and altimetry. More than 700 users have already downloaded the app! Join them! Available on Android and Apple.
    • Wave height can be derived by looking at how the sea surface reflects the radar signal.
      Wind and waves
    • Number and localization of AVISO+ visitors since Feb 11th, 2014. Yellow dots show recent visits.
    • Register to use AVISO+ products.

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