Spacecraft information: SL-8 DEB
| Launched | 8 June 1987 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18526 |
| COSPAR ID | 1987-049C |
| Observing |
Current orbital elements
| Inclination | 74.033° |
| Eccentricity | 0.00018 |
| RA ascending node | 12.969 hr |
| Argument perigee | 152.980° |
| Mean anomaly | 359.652° |
| Orbital period | 98.315 min |
| Epoch of osculation | 12 Dec 2025, 00:55 |
Derived Quantities
| Min Altitude | 684.0 km |
| Mean Altitude | 685.2 km |
| Peak Altitude | 686.5 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.