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Spacecraft information: SL-8 R/B
Launch Details
| Launched | 15 January 1981 |
| Flight ended | – |
| Status | Unknown |
| Category |
Assorted bright
|
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 12139 |
| COSPAR ID | 1981-003B |
| Observing |
Current orbital elements
| Inclination | 82.939° |
| Eccentricity | 0.02639 |
| RA ascending node | 21.336 hr |
| Argument perigee | 292.166° |
| Mean anomaly | 65.175° |
| Orbital period | 95.378 min |
| Epoch of osculation | 05 Feb 2026, 04:56 |
Derived Quantities
| Min Altitude | 361.5 km |
| Mean Altitude | 544.0 km |
| Peak Altitude | 726.5 km |
Orbital History
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