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Country of Origin
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First in History
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Launch Vehicles
Satellites Missions
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Launch Schedule
The Clarke Belt
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Satellite Fact Sheet
Explorer 25
Also called Injun 4
General
Designation
00932 / 64076B
Launch date
21 Nov 1964
Country of origin
United States
Mission
Scientific:
ionosphere study
Perigee/Apogee
524/2349 km
Inclination
81.4°
Period
114.6 min
Launch vehicle
Scout #34
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