All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 3599

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	15-05-3599	Saturday	Chithirai 10	15-05-3599 04:07 AM IST	16-05-3599 07:07 AM IST	27 Hours 0 Mins 1 Secs