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Definitions of precession of the equinoxes
Definition that contains precession of the equinoxes
  • great year time required for one complete cycle of the precession of the equinoxes, about 25,800 years
  • platonic year time required for one complete cycle of the precession of the equinoxes, about 25,800 years
  • hipparchus Greek astronomer and mathematician who discovered the precession of the equinoxes and made the first known star chart and is said to have invented trigonometry (second century BC)
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