All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 1843

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	10-12-1843	Sunday	വൃശ്ചികം 26	10-12-1843 12:15 PM IST	11-12-1843 01:15 PM IST	25 Hours 0 Mins 1 Secs