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57 Cancri
57 Cancri is a binary star in the constellation Cancer. It is approximately 365 light years from Earth. The primary component, 57 Cancri A, is a yellow G-type giant with an apparent magnitude of +6.1. Its companion, 57 Cancri B is an orange K-type star with an apparent magnitude of +6.6. The two stars are separated by 1.50 arcseconds. The combined apparent magnitude of the system is +5.40.
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「57 Cancri」の詳細全文を読む
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