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    TELSTAR 1
            Launch Details
            
                
        
                    | Launched | 9 July 1962 | 
| Flight ended | – | 
| Status | Unknown | 
| Launch site | Air Force Eastern Test Range, Florida, USA | 
| Owner | United States | 
| NORAD ID | 340 | 
| COSPAR ID | 1962-029A | 
| Observing | 
Current orbital elements
| Inclination | 44.804° | 
| Eccentricity | 0.24244 | 
| RA ascending node | 1.952 hr | 
| Argument perigee | 43.654° | 
| Mean anomaly | 343.186° | 
| Orbital period | 157.742 min | 
| Epoch of osculation | 29 Oct 2025, 12:00 | 
Derived Quantities
| Min Altitude | 955.1 km | 
| Mean Altitude | 3299.7 km | 
| Peak Altitude | 5644.3 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
DELTA 1 R/B