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EXPLORER 11
Launch Details
| Launched | 26 April 1961 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 107 |
| COSPAR ID | 1961-013A |
| Observing |
Current orbital elements
| Inclination | 28.791° |
| Eccentricity | 0.05450 |
| RA ascending node | 20.577 hr |
| Argument perihelion | 237.480° |
| Mean anomaly | 117.197° |
| Orbital period | 102.176 min |
| Epoch of osculation | 17 Oct 2021, 17:53 |
Derived Quantities
| Min Altitude | 474.2 km |
| Mean Altitude | 868.8 km |
| Peak Altitude | 1263.4 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.
Launched alongside
EXPLORER 11 DEB