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 | 29287 |
| COSPAR ID | 1981-120R |
| Observing |
Current orbital elements
| Inclination | 82.963° |
| Eccentricity | 0.00218 |
| RA ascending node | 13.914 hr |
| Argument perigee | 57.972° |
| Mean anomaly | 302.345° |
| Orbital period | 119.555 min |
| Epoch of osculation | 12 Dec 2025, 01:23 |
Derived Quantities
| Min Altitude | 1650.5 km |
| Mean Altitude | 1668.0 km |
| Peak Altitude | 1685.6 km |
Orbital History
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