A History of the Kerala School of Hindu Astronomy (in Perspective) c7.s7.16

c7.s7.16

‘The astronomical treatise composed in Kali 3623 (A.D. 522) by Āryabhaṭa gave well-nigh accurate results, whereas the *siddhāntas* ascribed to Brahmā etc. had (by that time) tended to be inaccurate. (When its results too tended to be inaccurate, as exemplified by their) not tallying with observation, the correction called *Parahita* was adopted by the wise in Kali 3785 (A.D. 683) for the planets other than the Sun’.²