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Author: WikiMatrix
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English[en]
Jansky also determined that the signal repeated on a cycle of 23 hours and 56 minutes, the period of the Earth's rotation relative to the stars (sidereal day), instead of relative to the sun (solar day).
Chinese[zh]
卡爾·央斯基也確定信號的重複週期為23小時56分鐘,剛好是地球相對於宇宙的自轉時間(恆星日),而不是太陽日(24小時)。