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OPS 5268
Launch Details
| Launched | 16 February 1971 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 4953 |
| COSPAR ID | 1971-012A |
| Alternative names |
DMSP 5A F3 |
| Observing |
Current orbital elements
| Inclination | 98.519° |
| Eccentricity | 0.00374 |
| RA ascending node | 8.255 hr |
| Argument perigee | 171.805° |
| Mean anomaly | 188.376° |
| Orbital period | 99.865 min |
| Epoch of osculation | 15 Sep 2025, 02:11 |
Derived Quantities
| Min Altitude | 732.5 km |
| Mean Altitude | 759.2 km |
| Peak Altitude | 785.9 km |
Orbital History
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