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HR 2554
HR 2554, also known as V415 Carinae and A Carinae, is an eclipsing spectroscopic binary of the Algol type in the constellation of Carina whose apparent visual magnitude varies by 0.06 magnitudes and is approximately 4.39 at maximum brightness.〔〔 Its primary is a G-type bright giant star and its secondary is an A-type main sequence star.〔 It is approximately 553 light years from Earth. ==HR 2554 A== The primary component, HR 2554 A, is a yellow G-type bright giant with a mean apparent magnitude of +4.41.
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「HR 2554」の詳細全文を読む
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