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OPS 5644
Launch Details
| Launched | 4 June 1977 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 10033 |
| COSPAR ID | 1977-044A |
| Alternative names |
DMSP 5D-1 F2 |
| Observing |
Current orbital elements
| Inclination | 99.168° |
| Eccentricity | 0.00381 |
| RA ascending node | 7.233 hr |
| Argument perigee | 345.656° |
| Mean anomaly | 14.354° |
| Orbital period | 100.670 min |
| Epoch of osculation | 21 Apr 2024, 23:55 |
Derived Quantities
| Min Altitude | 770.1 km |
| Mean Altitude | 797.5 km |
| Peak Altitude | 824.8 km |
Orbital History
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