Soyuz STB
RUS Wikipedia 
Built & Operated By
Progress Rocket Space Center
Commercial · founded 1996
Family
Soyuz
variant Fregat-MT
Maiden Flight
12 OCT 2012
About
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.
Vehicle Specifications
Height
46.3 m
Diameter
2.95 m
Launch Mass
310 T
Stages
3
Configuration
Expendable
Launch Record
Total Launches
5
Successful
5
Failed
0
Consecutive
5
Performance
To LEO
8,200 kg
To GTO
3,250 kg
Launch Cost
$80.0M