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: 859.3 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   24138.95899869  .00000324  00000-0  24013-3 0  9994
2 00870  79.9003  25.8976 0097664 120.9521 240.1278 13.91467666 27691

Source of the keplerian elements: AFSPC