WMO OSCAR | Details for Satellite Programme: EOS

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Satellite Programme: Earth Observation System

Programme details

Programme description	Series of 3 satellites for scientific applications and technological demonstrations. Programme now framed in the NASA Earth Science Enterprise programme (ESE). The platforms are actively stabilised over 3 axes. The design life time is 6 years. The satellites are on sunsynchronous orbits around 10:30 or 13:30, depending on the mission. See detailed descriptions at the specific sites: http://www.nasa.gov/mission_pages/terra/index.html http://www.nasa.gov/mission_pages/aqua/index.html http://www.nasa.gov/mission_pages/aura/main/index.html
Data circulation	The primary data transmission is via the Tracking & Data Relay Satellite system (TDRS). Real-time transmission in X-band to appointed stations. Data processing and distribution from EOSDIS (EOS Data and Information System).
Agencies	NASA
Programme lifetime	1999 - 2026

Associated satellites and instruments

Note: red tag => no longer operational , green tag => operational , blue tag => planned

Earth Observation System
- Aqua (2002-2026)
- Aura (2004-2025)
- Terra (1999-2026)