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7/6/12

New European weather satellite launched - MSG-3 set to ensure quality of Europe’s weather service from geostationary orbit

The latest weather satellite in Europe’s highly successful Meteosat second-generation series is on its way after lifting off on an Ariane 5 at 21:36 GMT (23:36 CEST) on Thursday, 5 July from Europe’s Spaceport at the Guiana Space Centre in Kourou, French Guiana.

The satellite’s sensors will ensure that Europe and Africa continue to receive up-to-date weather coverage.

Some 34 minutes into flight, the third Meteosat Second Generation satellite was released into its targeted elliptical transfer orbit. It is now being controlled from ESA’s European Space Operations Centre, in Darmstadt, Germany.

MSG-3 is the third in a series of four satellites introduced in 2002. These spin-stabilised satellites carry the primary Spinning Enhanced Visible and Infrared Imager, or SEVIRI.

SEVIRI focuses on Europe and Africa to deliver enhanced weather coverage, in order to improve local forecasts, in particular for rapidly developing storms. It scans Earth’s surface and atmosphere every 15 minutes in 12 different wavelengths, to track cloud development and measure temperatures.
SEVIRI can pick out features as small as a kilometre across in the visible bands, and three kilometres in the infrared. In addition to its weather-watching mission and collection of climate records, MSG-3 has two secondary payloads.

The Global Earth Radiation Budget sensor will measure the amount of solar energy that is radiated back into space to determine how much energy is introduced into the climate system and to provide insights into the atmospheric circulation between the day and night sides. A Search & Rescue transponder will turn the satellite into a relay for distress signals from emergency beacons.

The MSG satellites were built in Cannes, France, by a European industrial team led by Thales Alenia Space, France. More than 50 subcontractors from 13 European countries are involved.


Read more: ESA Portal - MSG-3 set to ensure quality of Europe’s weather service from geostationary orbit

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