Explorer 11/Cluster Stage 4 - Satellite Information Mount Vernon; 10:44:04
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Designation
Spacetrack catalog number107
COSPAR ID1961-013-A
Name in Spacetrack catalogEXPLORER 11

Satellite Details

Orbit 469 x 1,298 km, 28.8°
Country/organitisation of origin USA
Intrinsic brightness (Mag) 7.2 (at 1000km distance, 50% illuminated)
Maximum brightness (Mag)3.9 (at perigee, 100% illuminated)

Launch

Date (UTC) 27 April 1961 14:16
Launch siteCape Canaveral Air Force Station,
United States
Launch vehicle Juno II
View from orbit pole
 

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