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From Wikipedia, the free encyclopedia

Diurnal ("daily") may refer to:



  • Diurnal arc, the time (expressed in right ascension) that it takes a planet etc. to move from its rising to its setting point
  • Diurnal motion, the apparent motion of stars around the Earth


  • Diurnal chart, a chart for a given date, based on the natal chart
  • Diurnal planet, a planet in a sect for which the Sun is above the horizon
  • Diurnal sign, a sign in the zodiac

See also[edit]