Convection characterisation by IR and lightning imagery from GEO Claudia Adamo, Marco Formenton and Alberto Mugnai Consiglio Nazionale delle Ricerche (CNR) Istituto di Scienze dell’Atmosfera e del Clima (ISAC), Sezione di Roma Via del Fosso del Cavaliere, 100 - I-00133 Roma, Italy Contact: c.adamo@isac.cnr.it Extracted from the Final Report of study contract EUM/CO/04/1386/KJG: “Simulations and User Requirements Review for Precipitating Clouds from Geostationary Orbits in Mm/Sub-mm Bands (GeoRain)” EUMETSAT responsible: Jochen Grandell CNR-ISAC responsible: Bizzarro Bizzarri 29 December 2005