Browse satellite catalog
         |
        
            Map of low-earth satellites
         |
        
            Satellites above your horizon
         |
        
            3D map of low-earth satellites
        
    
    SL-8 DEB
            Launch Details
            
                
        
                    | Launched | 11 February 1991 | 
| Flight ended | – | 
| Status | Unknown | 
| Launch site | Plesetsk Missile and Space Complex, Russia | 
| Owner | Commonwealth of Independent States (former USSR) | 
| NORAD ID | 21176 | 
| COSPAR ID | 1991-009AP | 
| Observing | 
Current orbital elements
| Inclination | 74.064° | 
| Eccentricity | 0.02070 | 
| RA ascending node | 12.743 hr | 
| Argument perigee | 275.873° | 
| Mean anomaly | 260.781° | 
| Orbital period | 118.223 min | 
| Epoch of osculation | 29 Oct 2025, 11:09 | 
Derived Quantities