While I personally do not believe in predictive powers of astrology, that is specifically not what the OP asks about. If you bother to read the question, you m

While I personally do not believe in predictive powers of astrology, that is specifically not what the OP asks about. If you bother to read the question, you might notice the OP asks about ayurvedic (Hindu) astrology, and I don't think you can seperate the cultural relevance from the study.