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Soyuz 2.1a – Progress Rocket Space Center

Soyuz 2.1a – Progress Rocket Space Center

  • Family: Soyuz
  • Length: 46.3 m
  • Diameter: 2.95 m
  • Launch Mass: 312 T
  • Low Earth Orbit Capacity: 7020 kg

The Soyuz 2.1a, manufactured by Progress Rocket Space Center established in 1996, undertook its inaugural launch on 11/04/2004. Notably, Soyuz 2.1a has 44 successful launches and 1 failed attempts, with a cumulative tally of 45 launches, currently with 5 pending launches in the pipeline.

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.

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