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    SL-6 R/B(2)
            Launch Details
            
                
        
                    | Launched | 1 July 1980 | 
| Flight ended | – | 
| Status | Unknown | 
| Launch site | Plesetsk Missile and Space Complex, Russia | 
| Owner | Commonwealth of Independent States (former USSR) | 
| NORAD ID | 11888 | 
| COSPAR ID | 1980-057D | 
| Observing | 
Current orbital elements
| Inclination | 63.483° | 
| Eccentricity | 0.72625 | 
| RA ascending node | 22.746 hr | 
| Argument perigee | 32.767° | 
| Mean anomaly | 356.416° | 
| Orbital period | 721.896 min | 
| Epoch of osculation | 28 Oct 2025, 10:13 | 
Derived Quantities
| Min Altitude | 926.4 km | 
| Mean Altitude | 20285.9 km | 
| Peak Altitude | 39645.4 km | 
Orbital History
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