All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 1837

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	15-12-1837	Friday	मार्गशीर्ष 2	15-12-1837 02:49 AM IST	16-12-1837 05:49 AM IST	27 Hours 0 Mins 1 Secs