Meteosat Second Generation 1 (MSG 3) serves as one of the prime operational meteorological satellites for Europe. MSG is a joint project between ESA and the European Organisation for the Exploitation of Meteorological Satellites (EUMETSAT) and follows up the success of the first generation Meteosat weather satellite series with a larger design boasting higher performance. This first in a planned series of MSG satellites entered into service with EUMETSAT in early 2004 and was renamed Meteosat-8.It acquires improved information and imagery for weather forecasting as well as other applications such as hydrology, agriculture, environmental studies as well as risk prevention and disaster warnings. MSG transmits raw data from its instruments to the EUMETSAT control and processing centre in Darmstadt, Germany.
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 Gauging Sensor Unit