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OPS 7869
Launch Details
| Launched | 22 May 1968 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 3266 |
| COSPAR ID | 1968-042A |
| Alternative names |
DMSP 4B F1 |
| Observing |
Current orbital elements
| Inclination | 98.572° |
| Eccentricity | 0.00517 |
| RA ascending node | 1.595 hr |
| Argument perigee | 223.434° |
| Mean anomaly | 136.276° |
| Orbital period | 101.710 min |
| Epoch of osculation | 03 Jul 2025, 13:45 |
Derived Quantities
| Min Altitude | 809.4 km |
| Mean Altitude | 846.7 km |
| Peak Altitude | 884.1 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
THOR BURNER 2 R/B