ESA Satellite Data for Agriculture Benjamin Koetz, Simon Pinnock, Olivier Arino Directorate of Earth Observation Programmes European Space Agency WFP, 9 Mar 2012 European Space Agency - ESA ESA is an intergovernmental organisation with 19 Member States ESA purpose:“…provide for and to promote, for exclusively peaceful purposes, cooperation among European States in space research and technology and their space applications ....” Article II of the ESA convention ESA achieves this through: • Space activities and programmes • Implementing a long term space policy • A specific industrial policy • Coordinating European with national space programmes 08/2005 -2 The European Space Agency 40+ years experience 4 billion Euro per year 5 centres in Europe 70+ satellites developed 2200 staff members 20+ satellites in operation • Space science • Navigation • Human spaceflight • Telecommunications • Exploration • Technology • Launchers • Operations • Earth observation 08/2005 -2 ESA Earth Observation programs, 40 years long-term observations from space Earth Science Missions Operational Missions SSMMOOSS SSwwaarrmm MMeetteeoossaatt SSeennttiinneell 11 GGOOCCEE CCrryyooSSaatt--22 MMeettOOpp SSeennttiinneell 22 SSeennttiinneell 44 SSeennttiinneell 55 AADDMM--AAeeoolluuss EEaarrtthhCCAARREE SSeennttiinneell 33 EERRSS--11 EERRSS--22 EENNVVIISSAATT ESA Satellite Missions & Agriculture 1991 (2000) ERS-1 & 1995 (2011) ERS-2 SAR - Rice mapping, flood mapping, forestry ATSR - Land surface temperature, vegetation fires, visible surface reflectances, NDVI, etc Scatterometer - Soil Moisture (...continuity with SMOS launched in 2009) 2002 Envisat MERIS added Visible Surface Reflectances, NDVI, Fapar (300m & 1 km) 2010 : MERIS systematic coverage of Africa in near-real time at 300m 10 year anniversary Envisat mission extended until 2014. Culture-MERIS Weekly composites of MERIS land surface reflectance •300m resolution •Accurate sub-pixel geolocation (AMORGOS) •Atmospheric correction •Available every Tuesday night •Within 48 hrs from last acquisition •African coverage since March 2011 •Global coverage since Sep 2011 •Freely available from: http://due.esrin.esa.int/culturemeris Pseudo-color (RGB=14-7-5) weekly time-series from March to November 2011. Crops with centre-pivot irrigation systems (Tabuk, S.Arabia) GMES Sentinel Missions Joint EU-ESA GMES Space Programme Long-term Continuity and Access to suitable EO data • Free and open data policy* L A N Sentinel 1 – SAR imaging All weather, day/night application e.g. floOods I 2013 / 2015 T A Sentinel 2 – Multi-spectral imaging R Land applications: urban, forest, agriculture,.. Continuity of LandE sat, SPOT 2013 / 2015 P O Sentinel 3 – Ocean and global land monitoring Wide-swath ocean color, vegetation, sea/land surface temperature, altimetry 2013 / 2014 * Joint EU/ESA Data Policy Principles adopted by ESA PBEO in Sep ‘09, EU approval expected in 2012 Document title | Author Name | Place | Data doc | Programme | Pag. 7 GMES Sentinel-1 • Launch: 2013, 2015, ... • Constellation of two satellites • C-Band Synthetic Aperture Radar, weekly coverage (2 satellites) • Nominal lifetime in orbit of 7 years (max. 12 yrs) • Sees through cloud cover! Document title | Author Name | Place | Data doc | Programme | Pag. 8 GMES Sentinel-3 1. Ocean and Land Colour Instrument (OLCI) – an improved MERIS • 21 channels, 300 m resolution, 1270 km swath 2. Sea and Land Surface Temperature Radiometer (SLSTR) – an improved ATSR • 9 channel, 500m – 1km resolution, 1675 km swath 3. Sea & Ice Topography Payload (SRAL, MWR, GNSS, DORIS, LRR) Document title | Author Name | Place | Data doc | Programme | Pag. 9 • Launch: 2013, ... • Revisit at equator = 2 days (or daily with 2 satellites) GMES Sentinel-2 Multispectral High Resolution Optical Imager •Launch: 2013, 2015, ... • Systematic acq. of all land and coasts •13 bands (VIS, NIR & SWIR) • 5 days repeat cycle with 2 satellites •290 km swath at 10, 20 and 60 m • 7 years design lifetime (max. 12 yrs)