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SL-8 DEB
Launch Details
| Launched | 4 February 1991 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21257 |
| COSPAR ID | 1991-007D |
| Observing |
Current orbital elements
| Inclination | 82.917° |
| Eccentricity | 0.00327 |
| RA ascending node | 8.843 hr |
| Argument perigee | 171.707° |
| Mean anomaly | 241.670° |
| Orbital period | 104.496 min |
| Epoch of osculation | 18 Oct 2025, 06:52 |
Derived Quantities
| Min Altitude | 953.9 km |
| Mean Altitude | 978.0 km |
| Peak Altitude | 1002.0 km |
Orbital History
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