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Spacecraft information: SL-6 R/B(2)
Launch Details
| Launched | 17 June 1991 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21429 |
| COSPAR ID | 1991-043D |
| Observing |
Current orbital elements
| Inclination | 63.668° |
| Eccentricity | 0.68544 |
| RA ascending node | 16.775 hr |
| Argument perigee | 262.348° |
| Mean anomaly | 21.444° |
| Orbital period | 732.146 min |
| Epoch of osculation | 15 May 2026, 14:27 |
Derived Quantities
| Min Altitude | 2093.4 km |
| Mean Altitude | 20537.7 km |
| Peak Altitude | 38982.0 km |
Orbital History
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