| Mission type | Magnetospheric |
|---|---|
| COSPAR ID | 1970-006A |
| SATCAT no. | 04308 |
| Spacecraft properties | |
| Spacecraft type | DS-U2-MG |
| Manufacturer | Yuzhnoye |
| Launch mass | 365 kilograms (805 lb)[1] |
| Start of mission | |
| Launch date | 20 January 1970, 20:19:59 UTC |
| Rocket | Kosmos-2I 63SM |
| Launch site | Plesetsk 133/1 |
| End of mission | |
| Decay date | 23 March 1970 |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Low Earth |
| Perigee altitude | 259 kilometres (161 mi) |
| Apogee altitude | 417 kilometres (259 mi) |
| Inclination | 70.9 degrees |
| Period | 91.3 minutes |
Kosmos 321 (Russian: Космос 321 meaning Cosmos 321), also known as DS-U2-MG No.1, was a Soviet satellite which was launched in 1970 as part of the Dnepropetrovsk Sputnik programme. It was a 365-kilogram (805 lb) spacecraft,[1] which was built by the Yuzhnoye Design Bureau, and was used to investigate the magnetic poles of the Earth.[1]
- ^ a b c Wade, Mark. "DS-U2-MG". Encyclopedia Astronautica. Archived from the original on 5 January 2009. Retrieved 26 December 2009.