All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 1875

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	15-12-1875	Wednesday	অগ্রহায়ণ 2	15-12-1875 08:39 AM IST	16-12-1875 06:39 AM IST	22 Hours 0 Mins 1 Secs