北冕座μ,又名BD+39 2889,HD 139153、SAO 64790、HR 5800,是北冕座的一顆恆星[1][2],視星等為5.11,位於銀經62.81,銀緯54.03,其B1900.0坐標為赤經15h 31m 34.7s,赤緯+39° 54.03′ 32″。
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