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 79.808°
Eccentricity 0.14373
RA ascending node 13.974 hr
Argument perihelion 128.584°
Mean anomaly 245.304°
Orbital period 119.440 min
Epoch of osculation 03 Dec 2020, 13:22

See historical orbital elements »

Derived Quantities

Min Altitude 508.2 km
Mean Altitude 1662.9 km
Peak Altitude 2817.6 km

Orbital History

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Cambridge

Latitude:
Longitude:
Timezone:

42.38°N
71.11°W
EST

Color scheme