Here are details about a :
Space commemorative cover
or Space Cover.
Kosmodrom / Ort : USA
Stempeldatum: 25 Nov. 1976
Ereignisart : Test
Startrampe / Ort : USA KSC (FL)
Bemannte / Robotische Mission : Robotisch
Missionsziel/-typ : Experimentell / Wissenschaft
ou?/where?: au sol - ground
autographe?: non - noneBeschreibung : A report, "Viking relativity experiment: verification of signal retardation by solar gravity" published in 1979 by researchers at MIT and the Jet Propulsion Laboratory, analyzed 14 months of data obtained from radio ranging to Viking to verify the prediction of the general theory of relativity. The round-trip or echo delays of light signals traveling between the Earth and Mars would be increased by the direct effect of solar gravity. The theory included gravitational time dilation, where time passes differently in regions of different gravitational potential. Schlüsselwort/-wörter : keine WELTRAUM-REVUE : 04 - 2003 Letzte Änderung: 29/04/2015 @ 22h08
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Seite : future · Ref: USA 925 Weltraumereignis : VIKING 1 & 2 (MARTIAN ORBITERS & LANDERS) · EXTENDED MISSION
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