Spacecraft information: SL-8 R/B
| Launched | 30 November 1987 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18586 |
| COSPAR ID | 1987-098B |
| Observing |
Current orbital elements
| Inclination | 74.007° |
| Eccentricity | 0.00209 |
| RA ascending node | 12.019 hr |
| Argument perigee | 206.461° |
| Mean anomaly | 153.547° |
| Orbital period | 100.117 min |
| Epoch of osculation | 10 Mar 2026, 10:38 |
Derived Quantities
| Min Altitude | 756.2 km |
| Mean Altitude | 771.2 km |
| Peak Altitude | 786.1 km |
Orbital History
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