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RS Coronae Borealis : ウィキペディア英語版 | RS Coronae Borealis
RS Coronae Borealis is a semiregular variable star located in the constellation Corona Borealis with a parallax of 2.93mas being a distance of .〔SIMBAD, (RR Coronae Borealis ) (accessed 20 February 2013)〕 It varies between magnitudes 8.7 to 11.6 over 332 days. It is unusual in that it is a red star with a high proper motion (greater than 50 milliarcseconds a year). Located around 1072 light-years distant, it shines with a luminosity approximately 1839 times that of the Sun and has a surface temperature of 3340 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「RS Coronae Borealis」の詳細全文を読む
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