SL-4 R/B
| Launched | 22 July 1980 |
| Flight ended | 26 July 1980 |
| Status | Decayed |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 11906 |
| COSPAR ID | 1980-064B |
| Observing |
Launched alongside
SOYUZ 37