Proton-M/Briz-M | Blagovest No.14L (Kosmos 2539)

Proton-M/Briz-M | Blagovest No.14L (Kosmos 2539)

81/24 (81P)
Baikonur Cosmodrome, Republic of Kazakhstan













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Khrunichev State Research and Production Space Center

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.


Blagovest No.14L (Kosmos 2539)

The fourth and final of four Blagovest communication satellites. It is a high throughput communications satellite used for high speed internet services, TV, radio broadcasting and voice/video networking.

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Proton-M Briz-M

Height 53.00 Meters

Max Stages 4

Mass To GTO 4500 kg

Liftoff Thrust 10000 kN

Diameter 7.40 Meters

Mass To LEO 21000 kg

Liftoff Mass 712 Tonnes

Launch Success 61

Consecutive Success 19

Maiden Flight 2001-04-07

Launch Failures 6

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