御夫座66,又名BD+40 1852,HD 57669、SAO 41738、HR 2805,是御夫座的一顆恆星[1][2],視星等為5.19,位於銀經177.67,銀緯23.15,其B1900.0坐標為赤經7h 17m 13s,赤緯+40° 23.15′ 54″。
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