Spacecraft information: MIDAS 3 DEB
| Launched | 11 July 1961 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 196 |
| COSPAR ID | 1961-018D |
| Observing |
Current orbital elements
| Inclination | 91.107° |
| Eccentricity | 0.00950 |
| RA ascending node | 13.048 hr |
| Argument perigee | 155.852° |
| Mean anomaly | 204.685° |
| Orbital period | 161.856 min |
| Epoch of osculation | 20 Dec 2025, 02:14 |
Derived Quantities
| Min Altitude | 3373.7 km |
| Mean Altitude | 3467.1 km |
| Peak Altitude | 3560.6 km |
Orbital History
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