Meteosat-3 artificially-coloured visible channel full-disc Earth image. At the time, Meteosat-3 was positioned over 50°W to cover the eastern United States. Developed by ESA and since 1995 operated by Eumetsat, Meteosat has been routinely returning Earth imagery from geostationary orbit since 1977. [Image Date: 01-08-91] [92.10.024-003]