Vostok
Country of Origin: Soviet Union
Manufacturer: OKB-1
Height:
Diameter: 2.99 m (core)
Payload to LEO: 4.55 tons (Vostok-L); 4.73 tons (Vostok-K)
Total Mass:
Launch Sites: Baikonur
First Flight: May 15, 1960
Last Flight: July 10, 1964
Total Launches: 4 (Vostok-L); 13 (Vostok-K)
Successful Launches: 3 (Vostok-L); 11 (Vostok-K)
Vostok-L
| Stage | Diameter | Fuel | Engine | Time | Thrust (Vac.) | ISP (SL / Vac.) | Mass / Empty Mass |
|---|---|---|---|---|---|---|---|
| Boosters | 2.68 m | RP-1 / LOX | 4 x RD-107-8D74 | 110 s | 4 x 1000.31 kN | 256 s / 313 s | 43.4 tons / 3.8 tons each |
| 1 | 2.99 m | RP-1 / LOX | RD-108-8D75 | 310 s | 941.4 kN | 248 s / 315 s | 100.5 tons / 6.8 tons |
| 2 | 2.56 m | RP-1 / LOX | RD-0105 | 390 s | 49.42 kN | ? / 316 s | 24.3 tons / 2 tons |
Vostok-K
| Stage | Diameter | Fuel | Engine | Time | Thrust (Vac.) | ISP (SL / Vac.) | Mass / Empty Mass |
|---|---|---|---|---|---|---|---|
| Boosters | 2.68 m | RP-1 / LOX | 4 x RD-107-8D74 | 118 s | 4 x 1000.31 kN | 256 s / 313 s | 43.4 tons / 3.8 tons each |
| 1 | 2.99 m | RP-1 / LOX | RD-108-8D75 | 301 s | 941.4 kN | 248 s / 315 s | 100.5 tons / 6.8 tons |
| 2 | 2.56 m | RP-1 / LOX | RD-0105 | 365 s | 54.5 kN | ? / 323.5 s | 24.3 tons / 2 tons |
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