THEMATIC AREA
INSTRUMENT

Data

Discover and download the Earth observation data you need from the broad catalogue of missions the European Space Agency operate and support.

other

EO-SSO registration

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

data download

ERS PRARE FTP

Download ERS PRARE orbit products through the ESA Online Dissemination System. The data is freely available to registered users.

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...

News

Discover the latest news on the European Space Agency's Earth Observation activities. Learn all about new data availability and how ESA's missions are performing.

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.

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general news

New Earth Online Newsletter

Stay up to date with the latest news in our newsletter.

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general news

Mission continuity

Long-term availability of Earth observation data from a given instrument is crucial to many data users and their research—but just how does it work?

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operational news

Updated Precise Orbit data (POD) for the full ERS-1 and ERS-2 mission available

The Precise Orbit files (ERS.ORB.POD) for the entire ERS-1 and ERS-2 mission periods have been reprocessed with up-to-date standards.

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operational news

ERS-1 Scatterometer L2 dataset processed with ASPS v10.04 is available online

The reprocessed dataset together with corresponding ERS-2 data is now available.

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operational news

Envisat-ERS (A)SAR - Enhanced Dissemination Service

ESA is pleased to announce the release of several new features as part of the ESA On-The-Fly data processing and dissemination service.

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Missions

Explore the European Space Agency's Earth Observation satellite missions. Learn all about ESA's dedicated Earth Explorers or collaborations with other agencies through the Third Party Missions programme.

ERS
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.

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Events

Learn about upcoming Earth observation conferences, workshops and training courses that the European Space Agency organise or support. Discover the results of past events, which may provide useful reference or material for your work.

EVENT - conference

IGARSS 2019

World-class scientists, engineers and educators in geoscience and remote sensing gathered in Yokohama, Japan, for the 39th annual IGARSS symposium.

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EVENT - conference

Living Planet Symposium 2019

ESA's Living Planet Symposia are amongst the biggest Earth observation conferences in the world. The events see scientists present their latest findings on Earth's environment and climate.

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TOOLS & TOOLBOXES

Find the tools you need to visualise, analyse and process the European Space Agency's Earth observation data.

TOOLS - analysis

SNAP

SNAP is a common architecture for all Sentinel Toolboxes. Read more

ACTIVITIES

Find the activities you need.

ACTIVITY - cal/val activities

UV nadir viewing galleries

Atmospheric chemistry nadir observation from space now spans nearly forty years. The early UVN (UV nadir missions) mainly focused on measuring ozone. Read more

INSTRUMENTS

Explore the many instruments the European Space Agency use to observe the Earth. ESA offer data from a wide range of optical, radar, atmospheric, altimetric and gravimetric instrumentation.

a-positioning-navigation

PRARE (ERS-2)

Precise Range And Range-Rate Equipment (PRARE) was a microwave tracking system for the measurement of satellite to ground range and range rate.

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LRR (ERS-2)

An optical device for accurate satellite tracking from the ground to support instrument data evaluation

a-spectrometers-radiometers

MWR (ERS-2)

Used for measurement of the integrated atmospheric water vapour column & cloud liquid water content

a-spectrometers-radiometers

GOME

GOME is a nadir-scanning ultraviolet & visible spectrometer for global monitoring of atmospheric Ozone

Campaigns

Learn about the ground-based, ship-borne, balloon-borne, and airborne campaigns and small satellite field experiments that validate orbiting ESA EO satellites and support future mission development.

BACCHUS-DOC

BACCHUS-DOC

The BACCHUS-DOC Radar and Optical Campaign was an area mapping project of vineyards near Frascati (Italy). ESA required high resolution geo-referenced airborne SAR data of different wavelength and polarisation (preferably polarimetric).

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OTHER RESOURCES

Browse through mission documentation and reports, and learn more about European Space Agency Earth Observation projects and opportunities.

DOCUMENT - Product Readme Note

1 Mar 2019

Readme file for GOME Level 2 version 5 products

Readme file for GOME Level 2 version 5 products Download