An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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positional astronomy
  اخترشناسی ِ نهشی  
axtaršenâsi-ye neheši
Fr.: astronomie de position  

The branch of astronomy that is used to determine the location of objects on the celestial sphere, as seen at a particular date, time, and location on the Earth. Same as → spherical astronomy.

See also: → positional; → astronomy.