Spacecraft information: SL-8 DEB
| Launched | 16 December 1981 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 29284 |
| COSPAR ID | 1981-120N |
| Observing |
Current orbital elements
| Inclination | 82.959° |
| Eccentricity | 0.00349 |
| RA ascending node | 9.521 hr |
| Argument perigee | 185.341° |
| Mean anomaly | 198.352° |
| Orbital period | 119.749 min |
| Epoch of osculation | 07 Jun 2026, 05:05 |
Derived Quantities
| Min Altitude | 1648.6 km |
| Mean Altitude | 1676.8 km |
| Peak Altitude | 1704.9 km |
Orbital History
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