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Sigma Aurigae : ウィキペディア英語版 | Sigma Aurigae
Sigma Aurigae (σ Aur, σ Aurigae) is the Bayer designation for a double star〔 in the northern constellation of Auriga. It is faintly visible to the naked eye with an apparent visual magnitude of 4.99.〔 With an annual parallax shift of 6.98 mas,〔 it is approximately distant from the Earth. This is an evolved giant star with a stellar classification of K4 III.〔 It has a magnitude 11.2 companion at an angular separation of 8.7 arcseconds.〔 ==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「Sigma Aurigae」の詳細全文を読む
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