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    SECOR 8
            Launch Details
            
                
        
                    | Launched | 4 October 1966 | 
| Flight ended | – | 
| Status | Unknown | 
| Launch site | Air Force Western Test Range, California, USA | 
| Owner | United States | 
| NORAD ID | 2520 | 
| COSPAR ID | 1966-089B | 
| Alternative names | 
                                                            EGRS 8                                 | 
                    
| Observing | 
Current orbital elements
| Inclination | 89.841° | 
| Eccentricity | 0.00150 | 
| RA ascending node | 2.186 hr | 
| Argument perigee | 175.452° | 
| Mean anomaly | 184.647° | 
| Orbital period | 167.657 min | 
| Epoch of osculation | 31 Oct 2025, 16:00 | 
Derived Quantities
| Min Altitude | 3685.7 km | 
| Mean Altitude | 3700.8 km | 
| Peak Altitude | 3716.0 km | 
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.
Launched alongside
OPS 1920