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31 Persei
31 Persei is a star in the constellation Perseus. Its apparent magnitude is 5.03. Located around distant, it is an blue main-sequence star of spectral type B5V, a massive star that is currently fusing its core hydrogen. The star is a member of the Alpha Persei Cluster of stars.〔 ==References==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「31 Persei」の詳細全文を読む
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