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Spacecraft information: SL-8 DEB
Launch Details
| Launched | 9 December 1990 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21255 |
| COSPAR ID | 1990-111C |
| Observing |
Current orbital elements
| Inclination | 74.035° |
| Eccentricity | 0.00125 |
| RA ascending node | 14.240 hr |
| Argument perigee | 20.160° |
| Mean anomaly | 36.034° |
| Orbital period | 99.180 min |
| Epoch of osculation | 15 Mar 2026, 10:30 |
Derived Quantities
| Min Altitude | 717.7 km |
| Mean Altitude | 726.5 km |
| Peak Altitude | 735.4 km |
Orbital History
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