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来自维基百科,自由的百科全书
牧夫座9,又名BD+28 2278,HD 121710、SAO 83084、HR 5247,是牧夫座的一颗恒星[1][2],视星等为5.01,位于銀經38.12,銀緯75.54,其B1900.0坐标为赤經13h 52m 0.2s,赤緯+27° 75.54′ 57″。
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.