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Spacecraft information: SL-6 R/B(2)
Launch Details
| Launched | 28 April 1975 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 7800 |
| COSPAR ID | 1975-036D |
| Observing |
Current orbital elements
| Inclination | 63.760° |
| Eccentricity | 0.66931 |
| RA ascending node | 10.691 hr |
| Argument perigee | 284.544° |
| Mean anomaly | 14.402° |
| Orbital period | 731.536 min |
| Epoch of osculation | 19 Dec 2025, 12:58 |
Derived Quantities
| Min Altitude | 2522.6 km |
| Mean Altitude | 20522.7 km |
| Peak Altitude | 38522.8 km |
Orbital History
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