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Spacecraft information: SL-8 R/B
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 | 21015 |
| COSPAR ID | 1990-111B |
| Observing |
Current orbital elements
| Inclination | 74.049° |
| Eccentricity | 0.00206 |
| RA ascending node | 18.385 hr |
| Argument perigee | 93.397° |
| Mean anomaly | 266.954° |
| Orbital period | 100.187 min |
| Epoch of osculation | 20 May 2026, 15:07 |
Derived Quantities
| Min Altitude | 759.8 km |
| Mean Altitude | 774.5 km |
| Peak Altitude | 789.3 km |
Orbital History
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