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Spacecraft information: OPS 7898
Launch Details
| Launched | 13 December 1971 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 5681 |
| COSPAR ID | 1971-110D |
| Alternative names |
P/L 3 |
| Observing |
Current orbital elements
| Inclination | 69.989° |
| Eccentricity | 0.00109 |
| RA ascending node | 12.598 hr |
| Argument perigee | 279.064° |
| Mean anomaly | 80.923° |
| Orbital period | 104.755 min |
| Epoch of osculation | 20 Mar 2026, 10:39 |
Derived Quantities
| Min Altitude | 982.1 km |
| Mean Altitude | 990.1 km |
| Peak Altitude | 998.1 km |
Orbital History
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