A Kundali is 90% accurate. Kundali is a Hindu astrological chart that is created using the date and time of birth and depicts the position of the planets in the birth chart. The correctness of the birth date was crucial to Kundali Predictions. Sometimes the kundali's predictions do not come true. A small variation in the date and time of birth might reduce the precision by 60%. You can acquire a Kundali that is 100 per cent accurate if you know your exact date of birth and time.