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INSTRUMENT TYPE

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 description

Spire live and historical data

The data collected by Spire has a diverse range of applications, from analysis of global trade patterns and commodity flows to aircraft routing ...

data description

SciSat-1: ACE-FTS and MAESTRO

SciSat-1 data aim at monitoring and analysing the chemical processes that control the distribution of ozone in the upper troposphere and stratos...

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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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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scientific highlights

Satellite Radar Altimetry: past and future

Satellite radar altimetry measurements yield a wealth of information that can be used for a wide range of applications.

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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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Spire
third party missions

Spire

Spire Global's constellation of Lemur nanosatellites is designed, built, and operated by the company.

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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 - processing

Atmospheric Toolbox

The Atmospheric Toolbox (also known as BEAT) is a collection of executable tools and API, developed to facilitate the utilisation, viewing and processing of e.g. GOMOS, MIPAS, SCIAMACHY and GOME data. 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-spectrometers-radiometers

GOME

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

OTHER RESOURCES

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

DOCUMENT - Technical Note

1 Mar 2019

Long-term monitoring of the GOME thermal environment - 1995-2002

In this document the analysis of the GOME thermal environment aboard ERS-2 during lifetime was updated to cover the period April 1995 - March 2002, for the pre-disperser prism, the radiator, the four charge amplifiers, the scan unit electronics and motor, the DDHU DC/DC converter and the DDHU Peltier board. Download