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Spacecraft information: MIDAS 4 DEB
Launch Details
| Launched | 20 October 1961 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 42665 |
| COSPAR ID | 1961-028L |
| Observing |
Current orbital elements
| Inclination | 95.881° |
| Eccentricity | 0.07349 |
| RA ascending node | 20.339 hr |
| Argument perigee | 354.004° |
| Mean anomaly | 5.240° |
| Orbital period | 165.413 min |
| Epoch of osculation | 03 Aug 2026, 11:41 |
Derived Quantities
| Min Altitude | 2877.2 km |
| Mean Altitude | 3610.7 km |
| Peak Altitude | 4344.2 km |
Orbital History
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