Janam Patri Rachna (translated as \\\\\\\"Making a Horoscope\\\\\\\") is an authoritative guide authored by the renowned astrologer Dr. Narayan Dutt Shrimali and published by Orient Paperbacks. This essential Hindi-language text serves as a foundational resource for both beginners and seasoned practitioners, detailing the systematic methodology for constructing accurate Vedic birth charts. The book simplifies complex calculations involving date, time, and place of birth, ensuring that readers can create a precise \\\\\\\"Janam Patri\\\\\\\" which is the vital precursor to any reliable astrological prediction. This updated edition often includes practical exercises, expert commentary, and a specialized directory of latitudes and longitudes for global cities to assist in making charts for those born abroad. Priced affordably (around ₹275 to ₹300), it remains one of the most popular and accessible manuals in India for mastering the art of horoscope creation.