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Spacecraft information: MIDAS 4
Launch Details
| Launched | 20 October 1961 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 192 |
| COSPAR ID | 1961-028A |
| Observing |
Current orbital elements
| Inclination | 95.843° |
| Eccentricity | 0.01352 |
| RA ascending node | 13.745 hr |
| Argument perigee | 49.120° |
| Mean anomaly | 312.128° |
| Orbital period | 165.943 min |
| Epoch of osculation | 26 Mar 2026, 06:08 |
Derived Quantities
| Min Altitude | 3496.8 km |
| Mean Altitude | 3632.0 km |
| Peak Altitude | 3767.3 km |
Orbital History
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