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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.
    • Live Access Server (LAS) on maintenance from 3rd May to 9th May

      2016-05-02

      For maintenance reasons, the Live Access Server may be temporarily interrupted from Tuesday, 3rd May, 2016 at 9:00 UTC until Monday,  9th May, 2016 at 7:00 UTC. Further information about this tool. We apologize for the inconvenience.

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      18-24 April 2016 week

      2016-04-28

      Réchauffement climatique: une hausse de 0,5 degré peut tout changer (BFM TV, 2016/04/21) Une élévation du niveau de la mer revue à la hausse en cas de maintien des émissions de gaz à effet de serre (INSU, 2016/04/19) Premiers signes de blanchissement de coraux en Baie de Sydney (Presse Océan, 2016/04/19)) Le GIEC place l’Océan au cœur de ses préoccupations et lui consacre un Rapport Spécial  (Le Monde, 2016/04/18) On line availability of articles depends on the Newspaper...

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      4-17 April 2016 weeks

      2016-04-21

      Le Giec lance son sixième rapport d'évaluation du climat «L’océan Austral capte une grande partie du CO2 que nous relâchons dans l’atmosphère» Le réchauffement climatique plus sévère que prévu à cause des nuages Antarctic Ice Shelf Sheds Bergs

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      Aviso+ web site now available in mobile version

      2016-04-13

      The Aviso+ web site evolves to propose you with a mobile version.

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      Aviso+ Users Newsletter #12 (Jason-3 Special Issue)

      2016-04-12

      publication of the Newsletter Jason-3 Special Issue

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      20 March - 3 April 2016 week

      2016-04-07

      Le mystère de la migration des anguilles de Méditerranée en partie dévoilé ! (INSU, 2016/04/04) La fonte de l'Antarctique aura un impact plus important que prévu sur l'augmentation du niveau des mers  (News Environment , 2016/03/31) Call for dedicated polar Sentinel satellite (BBC, 2016/03/24) Glaces de mer : 3 ans défilent sous vos yeux (CNES, 2016/03/23) On line availability of articles depends on the Newspaper/magazine. We can't thus certify that above articles will be freely ...

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      IDS Newsletter #1

      2016-04-06

      The International Doris Service publishes its first newsletter.

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      7-20 March, 2016 week

      2016-03-24

      Réchauffement climatique: pourquoi les fortes pluies et les inondations vont se multiplier (L’Obs, 2016/03/13) Nansen Breaking Up with Antarctica (News observatory, 2016/03/10) Sentinel-3A continues to impress (ESA, 2016/03/08) Réchauffement: le seuil des 2 degrés, déjà? (Agence Science-Presse, 2016/03/08) 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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      29 February-6 March 2016 week

      2016-03-10

      Sentinel-3A rides the waves (ESA, 2016/03/04) Latest EU Sentinel takes first ocean height data (BBC, 2016/03/03 El Niño’s Shifting Winds (Earth Observatory, 2016/03/03) La Grande barrière de corail présente des signes de blanchiment (La Presse.ca, 2016/03/01 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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      15-28 February 2016 weeks

      2016-03-03

      Durement touché par El Niño, le Lesotho craint la famine (Le Monde, 2016/02) Sentinel-3 and the ocean carbon conundrum (ESA, 2016/022/25) Toitures végétalisées : une arme efficace contre le réchauffement climatique ? (up-magazine info, 2016/02/24) EN IMAGES. Les merveilles du monde sous-marin en 20 photos (Nouvelobs, 2016/02/23) 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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      OSTST meeting 2016 at La Rochelle (France)

      2016-02-29

      We are pleased to announce you the upcoming event that will held at La Rochelle from October 31st to November 4th 2016. "New era of altimetry, new challenges" will embrace 3 related events: IDS, SAR, OSTST.

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      Saral: three years in orbit!

      2016-02-25

      Following the successful launch of the Saral mission three years ago, the reliability and performances of its Ka-band altimeter have been demonstrated. In the frame of PEACHI project, maps of sea ice extent in Arctic and Antarctic are computed and shown here.

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      Ocean Surface Topography Science Team: TOSCA/ROSES Calls for scientific proposals

      2016-02-22

      In the frame of the Ocean Surface Topography Science Team, in collaboration with NASA, CNES calls for scientific proposals from laboratories. The French and American submission websites are now open.

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      8-14 February 2016 week

      2016-02-18

      Sentinel-3A en orbite (cnes, 2016/02/16) Réchauffement climatique : la terre asséchée absorbe en partie la montée des eaux (linfo, 2016/02/12) Le « réseau social » planctonique de la pompe carbone biologique enfin dévoilé (Le Monde, 2016/02/11) 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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      World Meteorological Organization Survey on the Use of Satellite Data 2016

      2016-02-16

      WMO is kindly asking for 15-20 minutes of your time to respond to the Satellite User Survey 2016.

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      ERS-2 reprocessing at CTOH for continental surfaces

      2016-02-12

      The CTOH has reprocessed the original ERS-2 waveforms with a new implementation of the ICE-2 retracker algorithm. The new ERS-2 product includes new altimetric corrections and is tailored for continental surfaces.

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      Live Access Server (LAS) on maintenance from 3rd May to 9th May

      For maintenance reasons, the Live Access Server may be temporarily interrupted from Tuesday, 3rd May, 2016 at 9:00 UTC until Monday,  9th May, 2016 at 7:00 UTC....

      18-24 April 2016 week

      Réchauffement climatique: une hausse de 0,5 degré peut tout changer (BFM TV, 2016/04/21) Une élévation du niveau de la mer revue à la hausse en cas de mai...

      4-17 April 2016 weeks

      Le Giec lance son sixième rapport d'évaluation du climat «L’océan Austral capte une grande partie du CO2 que nous relâchons dans l’atmosphère...

      Aviso+ web site now available in mobile version

      The Aviso+ web site evolves to propose you with a mobile version.

      Aviso+ Users Newsletter #12 (Jason-3 Special Issue)

      publication of the Newsletter Jason-3 Special Issue

      20 March - 3 April 2016 week

      Le mystère de la migration des anguilles de Méditerranée en partie dévoilé ! (INSU, 2016/04/04) La fonte de l'Antarctique aura un impact plus important qu...

      IDS Newsletter #1

      The International Doris Service publishes its first newsletter.

      7-20 March, 2016 week

      Réchauffement climatique: pourquoi les fortes pluies et les inondations vont se multiplier (L’Obs, 2016/03/13) Nansen Breaking Up with Antarctica (News observato...

      29 February-6 March 2016 week

      Sentinel-3A rides the waves (ESA, 2016/03/04) Latest EU Sentinel takes first ocean height data (BBC, 2016/03/03 El Niño’s Shifting Winds (Earth Observatory, 201...

      15-28 February 2016 weeks

      Durement touché par El Niño, le Lesotho craint la famine (Le Monde, 2016/02) Sentinel-3 and the ocean carbon conundrum (ESA, 2016/022/25) Toitures végétalis...

      OSTST meeting 2016 at La Rochelle (France)

      We are pleased to announce you the upcoming event that will held at La Rochelle from October 31st to November 4th 2016. "New era of altimetry, new challenges" will embrac...

      Saral: three years in orbit!

      Following the successful launch of the Saral mission three years ago, the reliability and performances of its Ka-band altimeter have been demonstrated. In the frame of PE...

      Ocean Surface Topography Science Team: TOSCA/ROSES Calls for scientific proposals

      In the frame of the Ocean Surface Topography Science Team, in collaboration with NASA, CNES calls for scientific proposals from laboratories. The French and American subm...

      8-14 February 2016 week

      Sentinel-3A en orbite (cnes, 2016/02/16) Réchauffement climatique : la terre asséchée absorbe en partie la montée des eaux (linfo, 2016/02/12) Le «...

      World Meteorological Organization Survey on the Use of Satellite Data 2016

      WMO is kindly asking for 15-20 minutes of your time to respond to the Satellite User Survey 2016.

      ERS-2 reprocessing at CTOH for continental surfaces

      The CTOH has reprocessed the original ERS-2 waveforms with a new implementation of the ICE-2 retracker algorithm. The new ERS-2 product includes new altimetric correction...

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    • Early 2016, the LASER expedition launched 1000 drifters in the Gulf of Mexico, to be compared with AirSwot and satellite...
      April 2016: One thousand drifters and one future satellite in the Gulf of Mexico
    • Information about AVISO+ products latency & quality, satellite status, DORIS beacons status, etc.
    • 31 Oct2016

      OSTST / IDS meetings 2016, La Rochelle, France

    • 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.
    • Example of a southern swell occured in the Reunion Island (Indian Ocean). This phenomenon is due to an heavy storm...
      Southern Swell in the Indian Ocean
    • Number and localization of AVISO+ visitors since Feb 11th, 2014. Yellow dots show recent visits.
    • Register to use AVISO+ products.

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