THEMATIC AREA
  • Aerosols
  • Afforestation/Reforestation
  • Agricultural Chemicals
  • Agriculture
  • Air Quality
  • Altitude
  • Aquaculture
  • Atmosphere
  • Atmospheric Chemistry
  • Atmospheric Electricity
  • Atmospheric Indicators
  • Atmospheric Pressure
  • Atmospheric Radiation
  • Atmospheric Temperature
  • Atmospheric Water Vapour
  • Atmospheric Winds
  • Bathymetry and Seafloor Topography
  • Biosphere
  • Biospheric Indicators
  • Carbon
  • Climate
  • Clouds
  • Coastal Processes
  • Crops and Yields
  • Cryosphere
  • Cryospheric Indicators
  • Cultural Heritage
  • Diseases and Pests
  • Earth Gases and Liquids
  • Earthquakes
  • Ecological Dynamics
  • Ecosystems
  • Energy and Natural Resources
  • Environmental Governance and Management
  • Environmental Impacts
  • Environmental Vulnerability Index
  • Erosion and Sedimentation
  • Essential Climate Variables
  • Fisheries
  • Food Security
  • Forest Conservation/Protection
  • Forest Fires
  • Forest Management
  • Forest Mensuration/Inventory
  • Forestry
  • Frozen Ground and Permafrost
  • Geochemistry
  • Geodetics
  • Geomagnetism
  • Geomorphic Landforms and Processes
  • Geothermal Dynamics
  • Glaciers and Ice Sheets
  • Gravity and Gravitational Field
  • Groundwater
  • Habitat Conversion and Fragmentation
  • Human Dimensions
  • Human Settlements
  • Infrastructure
  • Invasive Species
  • Ionosphere and Magnetosphere Dynamics
  • Lakes
  • Land Surface
  • Land Surface and Agriculture Indicators
  • Land Use and Land Cover
  • Landscape
  • Mapping and Cartography
  • Marine Environment Monitoring
  • Marine Geophysics
  • Marine Sediments
  • Natural Hazards and Disaster Risk
  • Ocean Chemistry
  • Ocean Circulation
  • Ocean Heat Budget
  • Ocean Indicators
  • Ocean Optics
  • Ocean Temperature
  • Ocean Waves
  • Oceans
  • Organic Matter
  • Paleoclimate Indicators
  • Permafrost
  • Plant Phenology
  • Plate Tectonics
  • Population
  • Precipitation
  • Public Health
  • Reclamation, Revegetation and Restoration
  • Rivers
  • Rocks, Minerals and Crystals
  • Salinity and Density
  • Sea Ice
  • Sea Surface Topography
  • Security
  • Snow and Ice
  • Socioeconomics and Sustainability
  • Soil Classification
  • Soil Erosion
  • Soil Moisture
  • Soil Texture
  • Soils
  • Solar Activity
  • Solar Energetic Particle Flux
  • Solar Energetic Particle Properties
  • Solid Earth
  • Sun-Earth Interaction
  • Sun-Earth Interaction Indicators
  • Surface Radiative Properties
  • Surface Thermal Properties
  • Surface Water
  • Tectonics
  • Terrestrial Hydrosphere
  • Terrestrial Hydrosphere Indicators
  • Tides
  • Topography
  • Vegetation
  • Volcanic Activity
  • Water Quality
  • Water Quality and Water Chemistry
  • Weather Events
  • Wetlands
INSTRUMENT TYPE
MISSION

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

PRARE Precise Orbit Product (ERS.ORB.POD)

The precise orbit results from a data reduction process in which all available tracking data (Single-Lens Reflex, radar altimeter crossovers, PR...

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 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...

data description

ERS-1/2 ATSR Gridded Brightness Temperature/Reflectance [AT1/AT2_TOA_1P]

The Gridded Brightness Temperature/Reflectance (GBTR) product contains top of atmosphere (TOA) brightness temperature (BT) values for the infra-...

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.

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

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 - quality

REAPER

The REAPER (REprocessing of Altimeter Products for ERS) project covers both the ERS-1 and the ERS-2 altimetry missions. The project aims to support and maintain data quality. 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

ATSR-1

ATSR-1 instrument was used for measuring sea-surface temperatures and cloud-top temperatures and vegetation monitoring.

OTHER RESOURCES

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

DOCUMENT - General Reference

21 Nov 2019

150327-RMA-01-status-cal-v2.pdf

Status of calibration activities Download