Spacecraft information: SL-8 DEB
| Launched | 27 November 1975 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18500 |
| COSPAR ID | 1975-112E |
| Observing |
Current orbital elements
| Inclination | 74.041° |
| Eccentricity | 0.00110 |
| RA ascending node | 15.953 hr |
| Argument perigee | 181.584° |
| Mean anomaly | 305.104° |
| Orbital period | 98.643 min |
| Epoch of osculation | 12 Dec 2025, 03:11 |
Derived Quantities
| Min Altitude | 693.1 km |
| Mean Altitude | 700.9 km |
| Peak Altitude | 708.7 km |
Orbital History
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