Vasishtha Siddhanta is one of the earliest astronomical systems in use in India, which is summarized in
Varahamihira's Pancha-Siddhantika (6th century). It is attributed to sage
Vasishtha
Vasishtha ( sa, वसिष्ठ, IAST: ') is one of the oldest and most revered Vedic rishis or sages, and one of the Saptarishis (seven great Rishis). Vashistha is credited as the chief author of Mandala 7 of the ''Rigveda''. Vashishtha an ...
and claims a date of composition of 1,299,101 BCE.
The original text probably dated to the 4th century, but it has been lost and our knowledge of it is restricted to Varahamira's account.
Alberuni ascribes the work to
Vishnuchandra.
There is a modern work bearing the title ''Vasishtha Siddhantika''.
[ Albrecht Weber, The History of Indian Literature, p. 258; Romesh Chunder Dutt, A History of Civilization in Ancient India, p. 209]
References
{{astronomy-stub
Hindu astronomy
Indian astronomy texts
Ancient Indian astronomical worksa