EXPLORER 20

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10-day predictions
EXPLORER 20 is classified as:

• Space & Earth Science

NORAD ID: 870
Int'l Code: 1964-051A
Perigee: 858.7 km
Apogee: 1,001.9 km
Inclination: 79.9 °
Period: 103.5 minutes
Semi major axis: 7301 km
RCS: 0.5517 m² (medium)
Launch date: August 25, 1964
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)

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1 00870U 64051A   24290.31372001  .00000560  00000-0  41855-3 0  9992
2 00870  79.8988 221.2517 0098070  83.5434 277.6877 13.91552484 48746

Source of the keplerian elements: AFSPC