SL-6 R/B
| Launched | 21 August 1970 |
| Flight ended | 10 September 1970 |
| Status | Decayed |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 4504 |
| COSPAR ID | 1970-065C |
| Observing |
Timeline
| 1970 Aug 22 | – | Launch from Site 31/6 at the Baikonur Cosmodrome |
| 1970 Aug 22 | – | Spacecraft reached low-Earth orbit |
| 1970 Aug 22 | – | Launch failure due to engine failure |
| 1970 Nov 6 | – | Spacecraft burnt up upon reentry to Earth's atmosphere |