Proton-M Briz-M | 3 x Glonass-M (Kosmos 2475, Kosmos 2476, Kosmos 2477)
Successful Launch
L - -- : -- : -- : --
Nov. 4, 2011, 12:51 p.m.
Instantaneous launch window.
Instantaneous launch window.
Glonass-M, also known as Uragan-M, are the second generation of Uragan satellite design used for GLONASS satellite navigation system. GLONASS is a Russian space-based navigation system comparable to the similar GPS and Galileo systems. This generation improves on accuracy, power consumption and design life. Each satellite weighs 1415 kg, is equipped with 12 L-band antennas, and has an operational lifetime of 7 years.
Khrunichev State Research and Production Space Center is a Moscow-based producer of spacecraft and space-launch systems, including the Proton and Rokot rockets and is currently developing the Angara rocket family. The Proton launch vehicle launches from Baikonur and Rokot launches from Baikonur and Plesetsk. Angara will launch from Plesetsk and Vostochny.
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Classified payload for the U.S. National Reconnaissance Office.
First flight of the new solid launcher developed by ExPace, subsidiary of CASIC. It will carry 2 communication satellites on this launch.