All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 1859

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	08-05-1859	Sunday	Chithirai 27	08-05-1859 07:29 AM IST	09-05-1859 06:29 AM IST	23 Hours 0 Mins 1 Secs