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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 | 74.037° |
| Eccentricity | 0.00117 |
| RA ascending node | 19.386 hr |
| Argument perigee | 115.947° |
| Mean anomaly | 61.666° |
| Orbital period | 99.189 min |
| Epoch of osculation | 02 Feb 2026, 11:04 |
Derived Quantities
| Min Altitude | 718.7 km |
| Mean Altitude | 727.0 km |
| Peak Altitude | 735.3 km |
Orbital History
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