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  • News - General News, Scientific Highlights

    News - General News, Scientific Highlights

    ERS' Contribution to Altimetry

    Satellite radar altimetry missions have transformed the way we see Earth and its oceans. Using the ranging capability of radars, they measure the surface topography profile along a satellite’s track.

  • Data - Other

    Data - Other

    Project Proposal submission

    Submit a general or multi-mission proposal for project data. Proposals will be reviewed and a product/programming quota will be assigned by ESA. An EO Sign In account is required.

  • News - Data Release news

    News - Data Release news

    New reprocessing of datasets celebrates 30 years of ERS

    The ERS programme celebrated its 30th anniversary on 17 July. Today, we are still exploiting ERS data and experts continue to work on improving the altimeter, radiometer and SAR data the programme acquired.

  • News - Success Stories

    News - Success Stories

    ERS Heritage Data allow for 30 years of science

    At their time of launch thirty years ago, the two ERS satellites were the most sophisticated Earth observation spacecraft ever developed and launched by Europe.

  • News - General News

    News - General News

    New ERS infographic

    To mark the occasion of the 30th anniversary of ERS, we've released a new infographic summarising the mission.

  • Tools - Apps

    Tools - Apps

    ERS app for iOS

    Download the ERS application to discover what the mission is about, how it works and what the elements of the space and ground segment that makes this mission unique are.

  • Tools - Apps

    Tools - Apps

    ERS app for Android

    Download the ERS application to discover what the mission is about, how it works and what the elements of the space and ground segment that makes this mission unique are.

  • Instrument - Spectrometers/Radiometers

    Instrument - Spectrometers/Radiometers

    MWR (ERS)

    The microwave radiometer (MWR) instrument on board the ERS-1 and ERS-2 missions provided measurements of the integrated atmospheric water vapour column and cloud liquid water content.

  • Data - Data Description

    Data - Data Description

    Envisat RA-2 Geophysical Data Record - GDR [RA2_GDR__2P]

    This is a RA-2 Geophysical Data Record (GDR) Full Mission Reprocessing (FMR) v3 product containing radar range and orbital altitude, wind speed,...

  • Data - Data Description

    Data - Data Description

    Envisat RA-2 Sensor and Geophysical Data Record - SGDR [RA2_MWS__2P]

    This is a RA-2 Sensor and Geophysical Data Record (SGDR) Full Mission Reprocessing (FMR) v3 product. This FMR follows the first Envisat Altimetr...

  • Data - Data Description

    Data - Data Description

    ERS-1/2 Radar Altimeter REAPER METEO Product - [ERS_ALT_2M]

    This is a RA Meteo product containing only the 1 Hz parameters for altimeter (surface range, satellite altitude, wind speed and significant wave...

  • Data - Data Description

    Data - Data Description

    ERS-1/2 Radar Altimeter REAPER Sensor Geophysical Data Record - SGDR [ERS_ALT_2S]

    This is a RA Geophysical Data Record (GDR) product containing radar range, orbital altitude, wind speed, wave height and water vapour from the A...

  • Data - Data Description

    Data - Data Description

    ERS-1/2 Radar Altimeter REAPER Geophysical Data Record - GDR [ERS_ALT_2]

    This is a RA Geophysical Data Record (GDR) product containing radar range, orbital altitude, wind speed, wave height and water vapour from the A...

  • Mission - Heritage Missions

    Mission - Heritage Missions

    Envisat

    Envisat was ESA's successor to ERS. Envisat carried ten instruments aboard for a wide range of Earth observing fields. The mission was operational from 2002 to 2012.

  • Mission - Heritage Missions

    Mission - Heritage Missions

    ERS

    The ERS programme was composed of two missions, ERS-1 and ERS-2, which together observed the Earth for 20 years, from 1991 to 2011.

  • Document - Technical Note

    Document - Technical Note

    Envisat-RA-2-MWR-reprocessing-impact-on-ocean-data.pdf

    RA-2 Docs

  • Data - Data Download

    Data - Data Download

    Envisat RA-2/MWR FTP

    Download Envisat RA-2/MWR products through the ESA Online Dissemination System. The data is freely available to registered users.

  • Document - General Reference

    Document - General Reference

    SCI-PRE-2014-0002-v-01-ERS-2 mid-beam non-linearity-TUW.pdf

    ERS-2 mid-beam non-linearity

  • Document - General Reference

    Document - General Reference

    Scatterometer-noise-analysis-presentation.pdf

    Introduction to WARP and WARP NRT

  • Document - General Reference

    Document - General Reference

    SCI-PRE-2015-0001-v-01-SM-reprocessing-TUW.pdf

    Soil Moisture reprocessing activities