All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 1870

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	17-01-1870	Monday	Thai 6	17-01-1870 05:00 PM IST	18-01-1870 05:00 PM IST	24 Hours 0 Mins 1 Secs