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EXPLORER 20
Launch Details
Launched | 24 August 1964 |
Flight ended | – |
Status | Unknown |
Launch site | Air Force Western Test Range, California, USA |
Owner | United States |
NORAD ID | 870 |
COSPAR ID | 1964-051A |
Observing |
Current orbital elements
Inclination | 79.899° |
Eccentricity | 0.00978 |
RA ascending node | 20.243 hr |
Argument perigee | 133.218° |
Mean anomaly | 227.720° |
Orbital period | 103.471 min |
Epoch of osculation | 28 Jun 2025, 11:18 |
Derived Quantities
Min Altitude | 858.4 km |
Mean Altitude | 929.8 km |
Peak Altitude | 1001.3 km |
Orbital History
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