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来自维基百科,自由的百科全书
天鹅座30,又名BD+46 2881,HD 192514、SAO 49332、HR 7730,是天鹅座的一颗恒星[1][2],视星等为4.83,位于银经82.71,银纬6.87,其B1900.0坐标为赤经20h 10m 9.4s,赤纬+46° 6.87′ 47″。
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