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EXPLORER 31
Launch Details
Launched | 28 November 1965 |
Flight ended | – |
Status | Unknown |
Launch site | Air Force Western Test Range, California, USA |
Owner | United States |
NORAD ID | 1806 |
COSPAR ID | 1965-098B |
Alternative names |
ISIS-X |
Observing |
Current orbital elements
Inclination | 79.776° |
Eccentricity | 0.14250 |
RA ascending node | 18.202 hr |
Argument perigee | 87.648° |
Mean anomaly | 288.647° |
Orbital period | 119.214 min |
Epoch of osculation | 08 Jul 2025, 17:01 |
Derived Quantities
Min Altitude | 509.4 km |
Mean Altitude | 1652.8 km |
Peak Altitude | 2796.2 km |
Orbital History
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