Soyuz 20
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| Mission Statistics | |
|---|---|
| Mission Name: | Soyuz 30 |
| Call Sign: | ? |
| Number of Crew Members: | 0 |
| Launch: | November 17, 1975 14:38:00 UTC Baikonur LC1 |
| Landing: | February 16, 1976 02:24:00 UTC 56 kilometres south-west of Arkalyk |
| Duration: | 90 days 11 hours 46 minutes |
| Number of Orbits: | 1470 |
Crew
None
Mission Parameters
- Mass: 6570 kg
- Perigee: 177 km
- Apogee: 251 km
- Inclination: 51.6°
- Period: 89.1 minutes
Soyuz 20 was an unmanned spacecraft launched by the USSR. It was a long duration test of the Soyuz transport vehicle that docked with the Salyut 4 space station. It was recovered on February 16, 1976 2:24 GMT. Soyuz 20 performed comprehensive checking of improved on-board systems of the spacecraft under various flight conditions. It also carried a biological payload. Living organisms were exposed to three months in space.