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James A. Van Allen lab journal, March 1958-September 1959
Page 47
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5) Soon after passing the western point ~ 20 N of W faded into near-invisibility, then after some 20 seconds appeared bright again to the N.W., then faded again ~10 degrees W of N, then brightened again as it approached the north and finally crossed the meridian to the north at ~1911 and disappeared into the trees and the lights a few degrees east of north. [Drawing] ~1 fade/minute - presumably due to tumbling.
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5) Soon after passing the western point ~ 20 N of W faded into near-invisibility, then after some 20 seconds appeared bright again to the N.W., then faded again ~10 degrees W of N, then brightened again as it approached the north and finally crossed the meridian to the north at ~1911 and disappeared into the trees and the lights a few degrees east of north. [Drawing] ~1 fade/minute - presumably due to tumbling.
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