Spacecraft information: SL-8 DEB
| Launched | 22 June 1987 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18131 |
| COSPAR ID | 1987-054C |
| Observing |
Current orbital elements
| Inclination | 82.917° |
| Eccentricity | 0.00305 |
| RA ascending node | 18.782 hr |
| Argument perigee | 190.326° |
| Mean anomaly | 198.763° |
| Orbital period | 104.699 min |
| Epoch of osculation | 27 Jul 2026, 04:06 |
Derived Quantities
| Min Altitude | 965.0 km |
| Mean Altitude | 987.5 km |
| Peak Altitude | 1009.9 km |
Orbital History
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