Spacecraft information: SL-8 R/B
| Launched | 29 May 1985 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15752 |
| COSPAR ID | 1985-041B |
| Observing |
Current orbital elements
| Inclination | 82.949° |
| Eccentricity | 0.00252 |
| RA ascending node | 5.129 hr |
| Argument perigee | 119.001° |
| Mean anomaly | 241.367° |
| Orbital period | 104.853 min |
| Epoch of osculation | 30 Apr 2026, 08:32 |
Derived Quantities
| Min Altitude | 976.2 km |
| Mean Altitude | 994.7 km |
| Peak Altitude | 1013.2 km |
Launched alongside
COSMOS 1655Orbital History
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