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赤經

出自維基百科,自由嘅百科全書
喺天球外面嚟睇嘅赤經(藍色)同赤緯(綠色)。

天文學入面,赤經粵拼cek3 ging1,Right ascension;符號α)係天文學用喺天球赤道座標系統度嘅座標值之一,通過天球兩極同天赤道垂直,另一個座標值係赤緯

睇埋[編輯]

[編輯]

  • MEASURING THE SKY A Quick Guide to the Celestial Sphere James B. Kaler, University of Illinois
  • Celestial Equatorial Coordinate System University of Nebraska-Lincoln
  • Celestial Equatorial Coordinate Explorers University of Nebraska-Lincoln
  • Merrifield, Michael. "(α,δ) – Right Ascension & Declination". Sixty Symbols. Brady Haran for the University of Nottingham.
  • Sidereal pointer (Torquetum) – to determine RA/DEC.