Here are details about a :
Space commemorative cover
or Space Cover.
Cosmodrome / Location : USA
Date of Cancellation: Mar. 3, 1959
Event Type : Launch
Launch Pad / Location : USA KSC (FL)
Manned / Robotic Mission : Robotic
Mission Objective/Type : Experimental / Science
ou?/where?: au sol - ground
autographe?: non - noneDescription : After a successful launch Pioneer 4 achieved its primary objective (an Earth-Moon trajectory), returned radiation data and provided a valuable tracking exercise. The probe passed within 60,000 km of the Moon`s surface on 4 March 1959 at 22:25 UT (5:25 p.m. EST) at a speed of 7,230 km/h. The distance was not close enough to trigger the photoelectric sensor. The probe continued transmitting radiation data for 82.5 hours, to a distance of 658,000 km, and reached perihelion on 18 March 1959 at 01:00 UT. Keyword(s) :
#Aerial,
#Rocket, This is OUTSIDE of a Space Revue. Last modified: 06/09/2015 @ 10h03
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USA 9 | 185,- |
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Page : future · Ref: USA 9
Space Event : PIONEER 4 (MOON PROBE) · JUNO 2
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