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EXPLORER 47
Launch Details
| Launched | 22 September 1972 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 6197 |
| COSPAR ID | 1972-073A |
| Alternative names |
IMP-7 |
| Observing |
Current orbital elements
| Inclination | 48.103° |
| Eccentricity | 0.14119 |
| RA ascending node | 3.861 hr |
| Argument perigee | 169.074° |
| Mean anomaly | 352.446° |
| Orbital period | 18333.530 min |
| Epoch of osculation | 29 Jun 2025, 17:20 |
Derived Quantities
| Min Altitude | 191426.0 km |
| Mean Altitude | 223945.1 km |
| Peak Altitude | 256464.1 km |
Orbital History
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