THEMATIC AREA
INSTRUMENT TYPE
MISSION
INSTRUMENT

Data

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

data description

Envisat MERIS Full Resolution - Level 1 [MER_FRS_1P/ME_1_FRG]

The MERIS Level 1 Full Resolution (FR) product contains the Top of Atmosphere (TOA) upwelling spectral radiance measures. The in-band reference ...

data description

Envisat MERIS Full Resolution - Level 2 [MER_FRS_2P/ME_2_FRG]

MERIS FR Level 2 is a Full-Resolution Geophysical product for Ocean, Land and Atmosphere. Each MERIS Level 2 geophysical product is derived from...

data description

Envisat MERIS Reduced Resolution - Level 1 [MER_RR__1P/ME_1_RRG]

The MERIS Level 1 Reduced Resolution (RR) product contains the Top of Atmosphere (TOA) upwelling spectral radiance measures at reduced resolutio...

data description

Envisat MERIS Reduced Resolution - Level 2 [MER_RR__2P/ME_2_RRG]

MERIS RR Level 2 is a Reduced Resolution (RR) Geophysical product for Ocean, Land and Atmosphere. Each MERIS Level 2 geophysical product is deri...

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.

operational news

ESA OTF dissemination - Maintenance on 23 July 2020

A software maintenance activity affecting the On-The-Fly (OTF) ESA data dissemination service infrastructure has been planned on 23 July 2020.

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operational news

Release of Envisat MERIS 4th reprocessing data

The data from the 4th MERIS reprocessing has been released to users and is now freely available from the new ESA Online Dissemination Service for MERIS.

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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

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.

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general news

ESA will continue to provide ocean colour data from Indian mission

To further promote research and applications, ESA and a leading geo-information company agree to continue data acquisition from OceanSat-2.

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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.

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.

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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 - visualisation

EVDC Orbit Prediction Tool

The EVDC Orbit Prediction and Overpass Tool generates and visualises satellite's overpasses. Read more

ACTIVITIES

Find the activities you need.

ACTIVITY - fiducial reference measurements

FRM-BOUSSOLE: Buoy for the acquisition of long-term optical time series

The purpose of the BOUSSOLE project is to establish a time series of optical properties in oceanic waters, in support to bio-optics research. 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

MERIS

The MERIS instrument aboard Envisat was primarily dedicated to providing ocean colour measurements.

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.

SEN3EXP

SEN3EXP

The main objective of Sen3Exp (Sentinel-3 Experimental Campaign) was to provide a comprehensive dataset that covers all Sentinel-3 OLCI and SLSTR bands that is to be used for the algorithm prototype and ground segment processor development.

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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 - Technical Note

8 July 2020

MERIS-FR-4th-Processing-Quality-Assessment.pdf

This document describes the Processing quality assessment of MERIS-FR-4th Data Download