Spacecraft information: OPS 1264
| Launched | 10 October 1967 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 2980 |
| COSPAR ID | 1967-096A |
| Alternative names |
DMSP 4A F4 |
| Observing |
Current orbital elements
| Inclination | 99.203° |
| Eccentricity | 0.00928 |
| RA ascending node | 4.640 hr |
| Argument perigee | 228.441° |
| Mean anomaly | 130.881° |
| Orbital period | 98.442 min |
| Epoch of osculation | 11 Jan 2026, 10:01 |
Derived Quantities
| Min Altitude | 625.8 km |
| Mean Altitude | 691.3 km |
| Peak Altitude | 756.8 km |
Launched alongside
THOR BURNER 2 R/BOrbital History
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