This Brihat Jataka of Varaha Mihira is generally considered all over India as one of the best and most authoritative treatises on the science of Hindu Horoscopy. In fact, Varaha Mihira is recognized as the greatest to the Indian astrologers. There are four commentaries on this work. The well-known is that of Bhatta Utpala; another is known as Subodhini; the third is Mudraksari and the fourth is known as Sripatiyam. The commentary of Bhatta Utpala is followed in this work. The author has written a smaller work on Astrology known as Laghu Jataka.