天鷹座57,又名BD-08 5154,HD 188293、SAO 143898、HR 7593,是天鷹座的一顆恆星[1][2],視星等為5.71,位於銀經32.66,銀緯-17.76,其B1900.0坐標為赤經19h 49m 12.8s,赤緯-8° -17.76′ 16″。
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