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We observed a rare occultation of a distant star by the Moon last night, and the timing helped refine the star's position.
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We observed a rare occultation of a distant star by the Moon last night, and the timing helped refine the star's position.
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Related words
occultation
IPA(Pronunciation)
Noun
countable
uncountable
Shia
Japanese Meaning
（天文学）ある天体が、観測者とその天体の間にある別の天体によって完全に隠される現象。
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