Spacecraft information: MIDAS 4 DEB
| Launched | 20 October 1961 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 194 |
| COSPAR ID | 1961-028C |
| Observing |
Current orbital elements
| Inclination | 95.854° |
| Eccentricity | 0.04199 |
| RA ascending node | 16.361 hr |
| Argument perigee | 197.381° |
| Mean anomaly | 161.228° |
| Orbital period | 165.495 min |
| Epoch of osculation | 31 May 2026, 17:29 |
Derived Quantities
| Min Altitude | 3194.8 km |
| Mean Altitude | 3614.0 km |
| Peak Altitude | 4033.3 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.