THEMATIC AREA
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

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.

other

EO-SSO registration

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

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.

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.

Read more

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.

Read more

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.

Read more

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.

Read more

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.

Envisat
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.

Read more
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.

Read more

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 - training

Advanced Ocean Synergy Training Course

An Advanced Ocean Synergy Training Course organised by ESA will be held in Chania, Crete, Greece from 4 to 8 November 2019.

Read more

TOOLS & TOOLBOXES

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

TOOLS - analysis

Sentinel-3 Toolbox

The Sentinel-3 Toolbox (S3TBX) consists of a set of visualisation, analysis and processing tools for the exploitation of OLCI and SLSTR data. Read more

ACTIVITIES

Find the activities you need.

ACTIVITY - instrument characterisation and algorithm studies

RUS training sessions

Research User Support (RUS) training includes face-to-face sessions and online webinars, mainly focused on hands-on exercises for the use of Copernicus Sentinel data. 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.

a-altimeters

RA (ERS-2)

The RA on ERS-2 was a Ku-band nadir-pointing active microwave sensor designed to measure echoes from ocean and ice surfaces.

a-altimeters

RA (ERS-1)

The RA on ERS-1 was a Ku-band nadir-pointing active microwave sensor designed to measure echoes from ocean and ice surfaces.

a-spectrometers-radiometers

AATSR

The AATSR instrument aboard Envisat was primarily designed to measure Sea Surface Temperature.

OTHER RESOURCES

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

DOCUMENT - Product Handbook

22 Sept 2020

AATSR-product-handbook.pdf

The purpose of this User Guide is to introduce users to the capabilities of the AATSR instrument and its data products. It provides a brief overview of the instrument , the geophysical measurements it retrieves and the measurement principles employed. Download