Browse satellite catalog
         |
        
            Map of low-earth satellites
         |
        
            Satellites above your horizon
         |
        
            3D map of low-earth satellites
        
    
    COSMOS 839 DEB
            Launch Details
            
                
        
                    | Launched | 7 July 1976 | 
| Flight ended | – | 
| Status | Unknown | 
| Launch site | Plesetsk Missile and Space Complex, Russia | 
| Owner | Commonwealth of Independent States (former USSR) | 
| NORAD ID | 10443 | 
| COSPAR ID | 1976-067U | 
| Observing | 
Current orbital elements
| Inclination | 65.808° | 
| Eccentricity | 0.07289 | 
| RA ascending node | 12.137 hr | 
| Argument perigee | 332.877° | 
| Mean anomaly | 84.023° | 
| Orbital period | 115.444 min | 
| Epoch of osculation | 26 Oct 2025, 18:46 | 
Derived Quantities