Ratha Saptami is highly auspicious day and it is considered as auspicious as Surya Grahan for Dan-Punya activities. By worshipping Lord Surya and observing fast on this day one can get rid of all type of sins. It is believed that seven types of sins done, knowingly, unknowingly, by words, by body, by mind, in current birth and in previous births are purged by worshipping Lord Surya on this day.