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Soyuz 2.1b

Roscosmos

Soyuz 2.1b is a Russian medium-lift launch vehicle part of the Soyuz-2 family. It is used for launching satellites, cargo spacecraft, and crewed missions to the International Space Station.

First Flight

December 27, 2006

Total Launches

90

Success Rate

98%

Stages

3

Technical Specifications

Dimensions

Height

46.3 m / 152 ft

Diameter

2.95 m / 9.7 ft

Mass

Total Mass

312,000 kg

687,850 lb

Payload Capacity

LEO

8,200 kg

18,080 lb

Thrust

Liftoff Thrust

4,150 kN

933,000 lbf