All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 1823

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	15-05-1823	Thursday	Vaikasi 3	15-05-1823 08:40 AM IST	16-05-1823 07:40 AM IST	23 Hours 0 Mins 1 Secs