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USA 74
Launch Details
| Launched | 7 November 1991 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 21799 |
| COSPAR ID | 1991-076C |
| Observing |
Current orbital elements
| Inclination | 63.301° |
| Eccentricity | 0.08914 |
| RA ascending node | 23.908 hr |
| Argument perigee | 66.550° |
| Mean anomaly | 302.665° |
| Orbital period | 106.147 min |
| Epoch of osculation | 03 Jul 2025, 14:15 |
Derived Quantities
| Min Altitude | 393.2 km |
| Mean Altitude | 1055.2 km |
| Peak Altitude | 1717.2 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.