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Rho2 Arietis : ウィキペディア英語版 | Rho2 Arietis
:''For other star systems with this Bayer designation, see Rho Arietis.''
Rho2 Arietis is the Bayer designation for a M-type red giant star in the northern constellation of Aries. With an annual parallax shift of 9.28 mas,〔 it is approximately distant from the Earth. It is classified as a semiregular variable star with periods of 49.9 and 54.8 days,〔 while varying in visual magnitude between 5.62 and 6.01. This star is also known by its variable star designation, RZ Arietis.〔 ==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「Rho2 Arietis」の詳細全文を読む
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