EO Data Quality
The Sensor Performance and Product Algorithm (SPPA) is the element of the ESA Earth Observation ground segment responsible for and performing Algorithm Development, Cal/Val and Quality Control.
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Open Opportunities for Researchers
The S3VT call is open to relevant and interested groups and individuals worldwide; group responses are particularly welcome.
Interested users may - at any time - submit proposals for the use of Swarm validated Level 1b and Level 2 data through a dedicated interface.
22 June 2016
The twin Sentinel-1 satellites have - for the first time - combined to show their capability for revealing even small deformations in Earth's surface.
Following its orbital manoeuvres, the recently launched Sentinel-1B satellite reached its designated orbit position on 15 June.
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Estonia has been awarded its first contract since becoming an ESA Member State in 2015. Over the next three years, scientists from Estonia's Tartu Observatory will head an international team to ensure that Sentinel-3's measurements of ocean colour are of the highest quality possible.
More than ever, measurements from satellites are being used for applications to improve everyday lives and for scientific discovery. It is essential that the integrity of these measurements is maintained to international standards.