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RT Normae is an R Coronae Borealis type variable star in the constellation Norma. It has a baseline magnitude of 9.8, dropping down to 14.7 at its minima. It has less than 55% the mass of the Sun and an effective (surface) temperature of around 7000 K. == 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「RT Normae」の詳細全文を読む スポンサード リンク
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