Khandakhadyaka
Khandakhadyaka is a Sanskrit astronomical treatise from the Indian mathematical-astronomical tradition. It is a concise, practically oriented work that provides methods for computing celestial positions and events, with emphasis on calendrical and astronomical calculations used by scholars and astrologers. The text typically covers the movements and longitudes of the Sun, Moon, and planets, as well as procedures for predicting eclipses, determining time in the day and night, and resolving tithi and nakshatra for calendrical purposes.
Authorship and dating of Khandakhadyaka are uncertain. Modern scholars generally place the work in the early
Manuscripts and influence: Khandakhadyaka survives in Sanskrit manuscripts and has been studied as part of the
See also: Indian astronomy, Siddhānta, planetary computation traditions.