The study of panchang involves understanding Rashiphala the impact of the signs of the zodiac on the individual. Astrologers consult the Panchang to set auspicious dates for weddings, corporate mergers, and other worldly activities as per religion. Ephemeris are the planet positions of a particular day. The advance ephemeris helps in genuine predictive accuracy and is necessary for planning and organizing future of individuals. Ephemerides can be used by navigators to determine their longitude while at sea and by astronomers in following objects such as comets.