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Chi Eridani
Chi Eridani is a binary star in the constellation Hydra. Its apparent magnitude is 3.70. Located around distant,〔 the primary is a subgiant of spectral type G8IV,〔 a star that has used up its core hydrogen and has begun to expand. ==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「Chi Eridani」の詳細全文を読む
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