Spacecraft information: SL-8 R/B
| Launched | 9 September 1986 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 16953 |
| COSPAR ID | 1986-070B |
| Observing |
Current orbital elements
| Inclination | 74.012° |
| Eccentricity | 0.00118 |
| RA ascending node | 21.422 hr |
| Argument perigee | 170.279° |
| Mean anomaly | 189.860° |
| Orbital period | 100.086 min |
| Epoch of osculation | 12 Dec 2025, 05:50 |
Derived Quantities
| Min Altitude | 761.3 km |
| Mean Altitude | 769.7 km |
| Peak Altitude | 778.1 km |
Launched alongside
COSMOS 1777Orbital History
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