This is the calendar for any common year starting on Thursday (dominical letter D). Examples: Gregorian years 1998, 2009 & 2015 or Julian year 1915 (see bottom tables). This is the only common year with three occurrences of Friday the 13th.

A common year is a year with 365 days, i.e. not a leap year.

This kind of year has 53 weeks in the ISO 8601 week - day format.

Notes

1. ^ "Calendar in year 1803 (Russia)" (Julian calendar, starting Tuesday), webpage: Julian-1803 (Romania used Julian in 1919, when Russia adopted Gregorian).