 Stamp of Ukraine of 2005 (Scott 583) | |
| Names | Sputnik 11 DS-2 No.1 |
|---|---|
| Mission type | Technology demonstration Ionosphere |
| Harvard designation | 1962 Theta 1 |
| COSPAR ID | 1962-008A |
| SATCAT no. | 266 |
| Mission duration | 2 months and 9 days |
| Spacecraft properties | |
| Spacecraft | DS-2 No.1 |
| Spacecraft type | Dnepropetrovsk Sputnik |
| Bus | DS-2 |
| Launch mass | 315 kg (694 lb) |
| Start of mission | |
| Launch date | 16 March 1962, 11:59 GMT |
| Rocket | Kosmos-2I 63S1 |
| Launch site | Kapustin Yar, Mayak-2 |
| Contractor | Yuzhnoye |
| Entered service | 16 March 1962 |
| End of mission | |
| Decay date | 25 May 1962 |
| Orbital parameters | |
| Reference system | Geocentric orbit |
| Regime | Low Earth orbit |
| Perigee altitude | 207 km (129 mi) |
| Apogee altitude | 649 km (403 mi) |
| Inclination | 49.0° |
| Period | 93.1 minutes |
Kosmos 1 (Russian: Космос 1 meaning Cosmos 1), also known as DS-2 No.1 and occasionally in the West as Sputnik 11 was a technology demonstration and ionospheric research satellite launched by the Soviet Union in 1962. It was the first satellite to be designated under the Kosmos system, and the first spacecraft launched as part of the Dnepropetrovsk Sputnik programme to successfully reach orbit.