All Poosam timings are calculated according to ⚠ Indian Standard Time (IST). - Download poosam calendar 1859

S.No	Gregorian Date	Weekday	Traditional Month & Date	Poosam Start Time	Poosam End Time	Star Duration
1	25-08-1859	Thursday	ചിങ്ങം 11	25-08-1859 08:56 PM IST	26-08-1859 06:56 PM IST	22 Hours 0 Mins 1 Secs