1969-066A
Kosmos-291 was an interceptor mass model (IS GVM) used as a test payload for the first launch of the 11K69 (Tsiklon-2) production version of the 11K67 launch vehicle. There was an accident during launch preparations but the launch itself was successful. The IS version was the 5V91T, part of the Lira system.
| Kosmos-291 | |||
| Date | Time | Event | Orbit |
|---|---|---|---|
| 1969 Aug 6 | 0540 | Launch by 11K69 | KB PL90L |
| 0542 | Stage 2 burn | ||
| 0546? | Stage 2 sep | ||
| 1969 Aug 7 | 0500? | 91.46 147 x 548 x 62.24 | |
| 1969 Aug 11 | 0824? | Stage 2 reentered | |
| 1969 Sep 8 | 87.78 117 x 211 x 62.2 | ||
| 1969 Sep 8 | 2233? | Reentered | |
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