KnowraPrecession of the equinoxesLinked fromLinked fromThe 18 pages that link to Precession of the equinoxes, each with the reason it gives.All 18Broader topic 4Related 14HipparchusBroader topic: Hipparchus inferred this long-term shift by comparing stellar observations with earlier records.Tropical yearBroader topic: Recognition of this motion explains why equinox-based and star-based years differ.Axial precessionBroader topic: It is the sky-coordinate expression of Earth's changing rotational-axis direction.PrecessionBroader topic: It shifts the seasonal reference points against the stars over long periods.