赤經
喺天文學入面,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
編輯拎
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.