HD 121557,又名CP-65 2553,SAO 252534、HR 5242,是一颗恒星[1][2],视星等为6.2,位于银经309.74,银纬-3.82,其B1900.0坐标为赤经13h 51m 3.2s,赤纬-65° -3.82′ 40″。
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