This is the
calendar for any '
common year starting on
Thursday' (
dominical letter 'D'). Examples:
Gregorian years
2009 &
2003 or
Julian year
1915 (see bottom tables).
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.
Trivia
★ This is the only
common year with three occurrences of
Friday the 13th.
Notes
1. "Calendar in year 1803 (Russia)" (Julian calendar, starting Tuesday), webpage: Julian-1803 (Romania used Julian in 1919, when Russia adopted Gregorian).