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来自维基百科,自由的百科全书
角宿二是一顆白主序星,視星等為+3.37,光譜型為A3V。其光度為太陽的18倍,質量為太陽的2倍,表面溫度約8400K。角宿二自轉極快,其自轉周期小於0.5天。
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.