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Soyuz STB Fregat-MT – Progress Rocket Space Center

Soyuz STB Fregat-MT – Progress Rocket Space Center

Family: Soyuz
Length: 46.3 m
Diameter: 2.95 m
Launch Mass: 310 T
Low Earth Orbit Capacity: 8200 kg

The Soyuz STB Fregat-MT was manufactured by Progress Rocket Space Center with the first launch on 2012-10-12. Soyuz STB Fregat-MT has 5 successful launches and 0 failed launches with a total of 5 launches. The 2.1b version adds an upgraded engine (RD-0124) with improved performance to the second stage. First launch took place from Plesetsk Cosmodrome Site 43 on 26 July 2008 with a classified military payload.

The 2.1b/ST version is sometimes called Soyuz ST-B.

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