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Years with Same Calendar as 1366

The year 1366 had 365 days and started on a Quinta-feira (Brazil, Julian calendar).

This country was still using the Julian calendar in 1366. In that calendar system, a Leap Day was added every four years, without the exceptions defined in today's Gregorian calendar. The Gregorian calendar was introduced in 1582.

Years with same starting weekday and equal number of days to 1366
YearCompared to year 1366Since last
127195 years before 
128284 years before+ 11 years
129373 years before+ 11 years
129967 years before+ 6 years
131056 years before+ 11 years
132145 years before+ 11 years
132739 years before+ 6 years
133828 years before+ 11 years
134917 years before+ 11 years
135511 years before+ 6 years
1366selected year+ 11 years
137711 years after+ 11 years
138317 years after+ 6 years
139428 years after+ 11 years
140539 years after+ 11 years
141145 years after+ 6 years
142256 years after+ 11 years
143367 years after+ 11 years
143973 years after+ 6 years
145084 years after+ 11 years
146195 years after+ 11 years
20 years share the calendar of year 1366 in the 200-year time span from 1266 to 1465.
Note that holidays will not match exactly. Selected year is highlighted.

Extend to 800 – 1799


Which Years Have the Same Calendar?

Reuse your yearly calendar by finding years that have the same number of days and start on the same day of the week.

Which Months Have the Same Calendar?

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When Does a Date Fall on a Certain Weekday?

Do you feel dates like Friday the 13th occur often? This calculator tells you exactly when.