All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 1866

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	13-07-1866	Friday	জ্যৈষ্ঠ 31	12-07-1866 09:13 PM IST	13-07-1866 08:13 PM IST	23 Hours 0 Mins 1 Secs