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SN 1999eu was a type IIP supernova that happened in NGC 1097 in the constellation Fornax. It was discovered 5 November 1999, possibly three months after its initial brightening, and is unusually under-luminous for a type II supernova. ==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「SN 1999eu」の詳細全文を読む スポンサード リンク
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