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24 Aquarii
24 Aquarii is the Flamsteed designation for a double star in the equatorial constellation of Aquarius. The apparent magnitude of this system is 6.65,〔 which, according to the Bortle Dark-Sky Scale, means it is a faint star that is just visible to the naked eye from dark, rural skies. It has an annual parallax shift of 22.74 milliarcseconds,〔 which is equivalent to a distance of from Earth. The system has a stellar classification of F7 III,〔 suggesting it contains an evolved giant star. ==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「24 Aquarii」の詳細全文を読む
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