Soyuz 2.1b
Description
The 2.1b version adds an upgraded engine (RD-0124) which greatly increases the specific impulse of the upper stage (326 seconds to 359 seconds), and hence improves payload capability from 7 tonnes to 8.2 tonnes.
Missions
96
Success Rate
97.4%
Successes
93
Failures
2
Success Streak
60
Partial Failures
1
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AIST-2T 01 & 02
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Ionosfera-M n°3, 4
Cosmos 2588
Configurations
Soyuz ST-B/Fregat-MT
Active Since 2011
Price
$30.00 million
Rocket
Height: 46.94m
Payload to Orbit
LEO: 9,000 kg
GTO: 3,250 kg
Liftoff Thrust
4,317 Kilonewtons
Fairing
Diameter: 4.11m
Height: 11.43m
Stages
4
Strap-ons
4
Soyuz ST-B/Fregat-M
Active Since 2018
Price
$30.00 million
Rocket
Height: 46.94m
Payload to Orbit
LEO: 9,000 kg
GTO: 3,100 kg
Liftoff Thrust
4,317 Kilonewtons
Fairing
Diameter: 4.11m
Height: 11.43m
Stages
4
Strap-ons
4
Soyuz 2.1b/Fregat-M
Active Since 2011
Price
$25.00 million
Rocket
Height: 46.94m
Payload to Orbit
LEO: 7,500 kg
GTO: 3,250 kg
Liftoff Thrust
4,550 Kilonewtons
Fairing
Diameter: 4.11m
Height: 11.43m
Stages
4
Strap-ons
4
Soyuz 2.1b/Fregat
Active Since 2006
Price
$25.00 million
Rocket
Height: 46.94m
Payload to Orbit
LEO: 7,500 kg
GTO: 3,000 kg
Liftoff Thrust
4,550 Kilonewtons
Fairing
Diameter: 4.11m
Height: 11.43m
Stages
4
Strap-ons
4
Soyuz 2.1b
Active Since 2008
Price
$20.00 million
Rocket
Height: 44.08m
Payload to Orbit
LEO: 8,020 kg
GTO: 0 kg
Liftoff Thrust
4,550 Kilonewtons
Fairing
Diameter: 4.11m
Height: 8.36m
Stages
3
Strap-ons
4