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  • Data - Other

    Data - Other

    EO Sign In registration

    Learn how to register an EO Sign In account, which is required to access some data and submit proposals for data.

  • Data - Other

    Data - Other

    Data registration and proposals profile

    Access your profile to see your requested data products or registrations and proposals you have submitted. An active EO Sign In account is required.

  • 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.

  • News - Maintenance News

    News - Maintenance News

    MERCI (A)ATSR web interface - Maintenance 28 July 2021

    A planned software maintenance activity will affect ESA's MERCI web interface, providing access to ERS and Envisat (A)ATSR data collections, on 28 July.

  • 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 - General News

    News - General News

    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.

  • Document - Proceedings

    Document - Proceedings

    3rd-ERS-Symposium-Space-at-the-Service-of-our-Environment.pdf

    Proceedings of the 3rd ERS Symposium 'Space at the Service of our Environment', held on 14-21 March 1997 in Florence, Italy. 3 Volumes.

  • Document - Proceedings

    Document - Proceedings

    2nd-Conference-on-Academic-and-Industrial-Cooperation-in-Space-Research.pdf

    This document describes the proceedings of the second conference on academic and industrial cooperation in space research, held in Graz, Austria, 15-17 November 2000.

  • News - Operational News

    News - Operational News

    New ERS-2 GOME Level 1 v5.1 dataset available online

    A new GOME Level 1b dataset has been generated for the 16-year mission period bringing relevant quality improvements for the revised calibration approach, compensating aging and instrument degradation, and provide enhanced accessibility.

  • News - Operational News

    News - Operational News

    GOME TCWV Climate product available online

    GOME Total Column Water Vapour (TCWV) Climate product developed within the ESA GOME-Evolution project is now accessible from the ESA data archives together with the ERS-2 GOME data.

  • Instrument - Spectrometers/Radiometers

    Instrument - Spectrometers/Radiometers

    ATSR

    The Along Track Scanning Radiometer (ATSR) on board ERS-1 and ERS-2 mission consisted of two instruments, an Infra-Red Radiometer and a Microwave Sounder.

  • Document - Algorithms Theoretical Baseline Document

    Document - Algorithms Theoretical Baseline Document

    Algorithm-Theoretical-Basis-Document-for_GOME-Total-Column-Densities-of-Ozone-And-Nitrogen-Dioxid.pdf

    This document describes the GOME Data Processor Version 4.0

  • Document - General Reference

    Document - General Reference

    ERS-2 - 10 Years in Orbit

    Commemorative brochure illustrating the achievements of the ERS-2 mission over its first ten years in orbit, from 1995-2005.

  • News - Announcement of Opportunity

    News - Announcement of Opportunity

    Announcement of Opportunity for G-POD

    ESA is offering all scientists the possibility to perform bulk processing and/or validation of their own algorithms exploiting the large ESA Earth-observation archive.

  • News - General News

    News - General News

    Over 500K downloads for ESA's SNAP toolbox

    Reflecting the growing use of Earth observation, a software toolbox that provide users with the tools they need to process satellite data has been downloaded more than 500,000 times in less than five years.

  • Data - Data Description

    Data - Data Description

    ERS-1/2 ATSR ARC Level 3 products [AT1/AT2_AVG_3PAARC]

    The recommended ATSR Level 3 products for Sea Surface Temperature (SST) applications are the ARC (ATSR Re-processing for Climate) Level 3 produc...

  • Data - Data Description

    Data - Data Description

    ERS-1/2 ATSR Averaged Surface Temperature [AT1/AT2_AR__2P]

    The Averaged Surface Temperature Product (AST) contains averaged geophysical data at two different resolutions, and with respect to two differen...