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SL-6 R/B(2)
Launch Details
| Launched | 21 March 1991 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21199 |
| COSPAR ID | 1991-022D |
| Observing |
Current orbital elements
| Inclination | 64.469° |
| Eccentricity | 0.64826 |
| RA ascending node | 11.829 hr |
| Argument perigee | 256.463° |
| Mean anomaly | 28.391° |
| Orbital period | 699.570 min |
| Epoch of osculation | 28 Jun 2025, 00:03 |
Derived Quantities
| Min Altitude | 2810.9 km |
| Mean Altitude | 19733.4 km |
| Peak Altitude | 36656.0 km |
Orbital History
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