Soyuz 20
From Infogalactic: the planetary knowledge core
| Mission duration | 90 days, 11 hours, 46 minutes | ||||
|---|---|---|---|---|---|
| Orbits completed | 1470 | ||||
| Spacecraft properties | |||||
| Spacecraft type | Soyuz 7K-T/A9 | ||||
| Manufacturer | NPO Energia | ||||
| Launch mass | 6,570 kilograms (14,480 lb) | ||||
| Start of mission | |||||
| Launch date | November 17, 1975, 14:38:00 UTC | ||||
| Rocket | Soyuz | ||||
| Launch site | Baikonur 1/5[1] | ||||
| End of mission | |||||
| Landing date | February 16, 1976, 02:24:00 UTC | ||||
| Landing site | 56 kilometres (35 mi) SW of Arkalyk | ||||
| Orbital parameters | |||||
| Reference system | Geocentric | ||||
| Regime | Low Earth | ||||
| Perigee | 177 kilometres (110 mi) | ||||
| Apogee | 251 kilometres (156 mi) | ||||
| Inclination | 51.6 degrees | ||||
| Period | 89.1 minutes | ||||
| Docking with Salyut 4 | |||||
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Soyuz 20 (Russian: Союз 20, Union 20) was an unmanned spacecraft launched by the Soviet Union. It was a long-duration test of the Soyuz spacecraft that docked with the Salyut 4 space station. 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.
It was recovered on February 16, 1976.
Crew
None.
Mission parameters
- Mass: 6,570 kg (14,480 lb)
- Perigee: 177 km (110 mi)
- Apogee: 251 km (156 mi)
- Inclination: 51.6°
- Period: 89.1 minutes
References
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