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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 | 42664 |
| COSPAR ID | 1961-028K |
| Observing |
Current orbital elements
| Inclination | 95.851° |
| Eccentricity | 0.03539 |
| RA ascending node | 15.476 hr |
| Argument perigee | 247.018° |
| Mean anomaly | 109.297° |
| Orbital period | 165.696 min |
| Epoch of osculation | 24 May 2026, 15:58 |
Derived Quantities
| Min Altitude | 3268.4 km |
| Mean Altitude | 3622.1 km |
| Peak Altitude | 3975.8 km |
Orbital History
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