Progress Rocket Space Center

Soyuz 2.1a

Soyuz 2.1a
Active

Overview

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The Soyuz 2.1A converted the flight control system from analog to digital, which allowed launch from fixed platforms. It also allowed big fairings and payloads. It is currently used for crewed Soyuz and Progress flights to the ISS.

Manufacturer

Progress Rocket Space Center

Variant

N/A

Alias

N/A

Maiden Flight

November 4, 2004

Technical Specifications

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46.3 m

Length

2.95 m

Diameter

0 t

Launch Mass

4149 kN

Liftoff Thrust

7020 kg

LEO Capacity

2810 kg

GTO Capacity

Launch Record

/03
56

Total Launches

55

Successful

1

Failed

98.2%

Success Rate

0

Attempted Landings

0

Successful Landings

0

Failed Landings

0

Consecutive Successes

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