All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 1980

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	22-04-1980	Tuesday	Chithirai 10	21-04-1980 10:21 PM IST	23-04-1980 12:21 AM IST	26 Hours 0 Mins 1 Secs