About Nadi Astrology it is assumed the ancient Rishis became so sure about their predictions that they started predicting salient patterns in the lives of the yet to be born generations. The remaining fragments of leftover Nadi Astrology records are handed down from father to son in the Astrologer families, who act as the custodians of the Nadi Shastra records.

These Nadi records are identified by their purported writers among whom the best known are Agastya Nadi, Koushika Nadi, Bhrigu Nadi, Vasishta Nadi, Shiva Nadi and Chandra Kala Nadi. The Nadi Shastra horoscopes contain the predictions of the people who are destined to contact their particular predictions in the future.