Kosmos-2I
| Function | Orbital carrier rocket |
|---|---|
| Manufacturer | Yuzhnoye/NPO Polyot |
| Country of origin | Soviet Union |
| Size | |
| Height | 31 metres (102 ft) |
| Diameter | 1.6 metres (5.2 ft) |
| Mass | 48,110 kilograms (106,060 lb) |
| Stages | 2 |
| Capacity | |
| Payload to LEO |
63S1: 300 kilograms (660 lb) 63SM: 450 kilograms (990 lb) |
| Launch history | |
| Status | Retired |
| Launch sites |
Kapustin Yar Plesetsk (63SM only) |
| Total launches |
63S1: 38 63SM: 122 |
| Successes |
63S1: 26 63SM: 113 |
| Failures |
63S1: 12 63SM: 9 |
| First flight |
63S1: 27 October 1961 63SM: 24 May 1966 |
| Last flight |
63S1:19 December 1967 63SM: 18 June 1977 |
Kosmos-2I (GRAU Index: 11K63, also known as Cosmos-2I) is the designation applied to two Soviet carrier rockets, members of the R-12 family, which were used to orbit satellites between 1961 and 1977. They were superseded by the R-14 derived Kosmos-3 and Kosmos-3M.
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