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Spacecraft information: OPS 3151
Launch Details
| Launched | 5 February 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 9803 |
| COSPAR ID | 1977-007A |
| Alternative names |
DSP 7 |
| Observing |
Current orbital elements
| Inclination | 4.894° |
| Eccentricity | 0.00799 |
| RA ascending node | 18.993 hr |
| Argument perigee | 37.672° |
| Mean anomaly | 189.776° |
| Orbital period | 1476.464 min |
| Epoch of osculation | 12 Apr 2026, 22:35 |
Derived Quantities
| Min Altitude | 36237.0 km |
| Mean Altitude | 36580.2 km |
| Peak Altitude | 36923.4 km |
Orbital History
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