Spacecraft information: SL-6 R/B(2)
| 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 | 63.767° |
| Eccentricity | 0.69113 |
| RA ascending node | 17.747 hr |
| Argument perigee | 263.035° |
| Mean anomaly | 20.674° |
| Orbital period | 732.209 min |
| Epoch of osculation | 30 Dec 2025, 20:16 |
Derived Quantities
| Min Altitude | 1940.6 km |
| Mean Altitude | 20539.2 km |
| Peak Altitude | 39137.8 km |
Orbital History
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