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来自维基百科,自由的百科全书
罗盘座α,又名CD-32 5651,HD 74575、SAO 199546、HR 3468,是罗盘座的一颗恒星[1][2],视星等为3.68,位于银经254.99,银纬5.77,其B1900.0坐标为赤经8h 39m 34.4s,赤纬-32° 5.77′ 33″。这个恒星虽然只是一个4等的暗星,但实际上这个恒星距离远至850光年,是一个相当大的蓝色巨星。其光谱分类为B1.5III。它的绝对星等约为-3.39,在可见光波段比太阳要亮1908倍大,因此它的生命将十分短暂,最后会成为一个壮丽的超新星。
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