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James A. Van Allen lab journal, March 1958-September 1959
Page 46
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1) First sighted it at a bearing of ~250 degrees and an elevation of ~30 degrees. (i.e in the southwestern sky) 2) There was still some twilight glow and some scattered clouds low on the horizon. 3) Crossed western direction at an elevation angle of ~40 degrees at ~1909 C.S.T. on 21 March (or 0109 U.T. on 22 March). 4) Was at least as bright as the lower-right hand star in Orion (which was in the southwest at the time [Drawing of Orion and satellite] Belt
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1) First sighted it at a bearing of ~250 degrees and an elevation of ~30 degrees. (i.e in the southwestern sky) 2) There was still some twilight glow and some scattered clouds low on the horizon. 3) Crossed western direction at an elevation angle of ~40 degrees at ~1909 C.S.T. on 21 March (or 0109 U.T. on 22 March). 4) Was at least as bright as the lower-right hand star in Orion (which was in the southwest at the time [Drawing of Orion and satellite] Belt
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