Spacecraft information: SL-8 DEB
| Launched | 15 December 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10524 |
| COSPAR ID | 1977-119C |
| Observing |
Current orbital elements
| Inclination | 74.021° |
| Eccentricity | 0.00044 |
| RA ascending node | 7.146 hr |
| Argument perigee | 104.595° |
| Mean anomaly | 255.572° |
| Orbital period | 96.875 min |
| Epoch of osculation | 16 May 2026, 08:41 |
Derived Quantities
| Min Altitude | 613.1 km |
| Mean Altitude | 616.2 km |
| Peak Altitude | 619.3 km |
Orbital History
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