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    UFO 4
            Launch Details
            
                
        
                    | Launched | 28 January 1995 | 
| Flight ended | – | 
| Status | Operational | 
| Categories | 
                                                            
                                    Geostationary                                
                                 Active satellites  | 
                    
| Launch site | Air Force Eastern Test Range, Florida, USA | 
| Owner | United States | 
| NORAD ID | 23467 | 
| COSPAR ID | 1995-003A | 
| Alternative names | 
                                                            USA 108                                 | 
                    
| Observing | 
Current orbital elements
| Inclination | 9.703° | 
| Eccentricity | 0.00043 | 
| RA ascending node | 0.931 hr | 
| Argument perigee | 204.751° | 
| Mean anomaly | 136.447° | 
| Orbital period | 1436.081 min | 
| Epoch of osculation | 02 Nov 2025, 09:23 | 
Derived Quantities
| Min Altitude | 35775.2 km | 
| Mean Altitude | 35793.4 km | 
| Peak Altitude | 35811.7 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
ATLAS 2 CENTAUR R/B