輦道二
来自维基百科,自由的百科全书
来自维基百科,自由的百科全书
天琴座η,又名BD+38 3490,HD 180163、SAO 68010、HR 7298,是天琴座的一颗恒星[1][2],视星等为4.39,位于銀經70.62,銀緯12.75,其B1900.0坐标为赤經19h 10m 21.2s,赤緯+38° 12.75′ 26″。
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