<Li> Pushya Purnima - Thaipusam, Shakambharee Purnima </Li> <Li> Phalguna Purnima - Holi </Li> <P> Most pre-modern calendars the world over were lunisolar, combining the solar year with the lunation by means of intercalary months . The Julian calendar abandoned this method in favour of a purely solar reckoning while conversely the 7th - century Islamic calendar opted for a purely lunar one . </P> <P> A continuing lunisolar calendar is in the Hebrew calendar . Evidence of this is noted in the dates of Passover and Easter in Judaism and Christianity, respectively . The date of the Jewish Rosh Hashana and Sukkot festivals along with all other Jewish holidays are dependent on the dates of the new moons . </P>

What comes 14 days after a full moon