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来自维基百科,自由的百科全书
天龍座30,又名BD+50 2468,HD 162579、SAO 30591、HR 6656,是天龍座的一颗恒星[1][2],视星等为5.02,位于銀經78.07,銀緯30.3,其B1900.0坐标为赤經17h 46m 41s,赤緯+50° 30.3′ 17″。
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.