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Spacecraft information: SL-8 R/B
Launch Details
| Launched | 21 May 1971 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 5239 |
| COSPAR ID | 1971-046B |
| Observing |
Current orbital elements
| Inclination | 74.026° |
| Eccentricity | 0.00118 |
| RA ascending node | 22.572 hr |
| Argument perigee | 309.007° |
| Mean anomaly | 224.085° |
| Orbital period | 104.802 min |
| Epoch of osculation | 16 Jan 2026, 15:08 |
Derived Quantities
| Min Altitude | 983.6 km |
| Mean Altitude | 992.3 km |
| Peak Altitude | 1001.0 km |
Orbital History
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