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Spacecraft information: OPS 8579
Launch Details
| Launched | 15 March 1974 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 7218 |
| COSPAR ID | 1974-015A |
| Alternative names |
DMSP 5B F5 |
| Observing |
Current orbital elements
| Inclination | 98.992° |
| Eccentricity | 0.00568 |
| RA ascending node | 22.439 hr |
| Argument perigee | 122.703° |
| Mean anomaly | 237.964° |
| Orbital period | 100.544 min |
| Epoch of osculation | 19 Aug 2026, 03:26 |
Derived Quantities
| Min Altitude | 750.8 km |
| Mean Altitude | 791.5 km |
| Peak Altitude | 832.1 km |
Orbital History
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