Manifest / 02Success
Zenit-4MT 10
Soyuz 11A511M
ProviderSoviet Space Program
Pad41/1
DateMar 31, 1976
Local time12:50 PM UTC
Success
Soyuz family · CCCP
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.