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来自维基百科,自由的百科全书
天鵝座23,又名BD+57 2084,HD 188665、SAO 32085、HR 7608,是天鵝座的一顆恆星[1][2],視星等為5.14,位於銀經90.55,銀緯14.91,其B1900.0坐標為赤經19h 51m 14.2s,赤緯+57° 14.91′ 41″。
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.