All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 1852

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	24-05-1852	Monday	Vaikasi 13	23-05-1852 09:31 PM IST	24-05-1852 10:31 PM IST	25 Hours 0 Mins 1 Secs