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Years with Same Calendar as 1504 – Extended Range

The year 1504 had 366 days and started on a Monday (French Guiana, Julian calendar).

This country was still using the Julian calendar in year 1504. 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. This affects the selection of years listed here.

Years with same starting weekday and equal number of days to 1504
YearCompared to year 1504Since last
1000504 years before 
1028476 years before+ 28 years
1056448 years before+ 28 years
1084420 years before+ 28 years
1112392 years before+ 28 years
1140364 years before+ 28 years
1168336 years before+ 28 years
1196308 years before+ 28 years
1224280 years before+ 28 years
1252252 years before+ 28 years
1280224 years before+ 28 years
1308196 years before+ 28 years
1336168 years before+ 28 years
1364140 years before+ 28 years
1392112 years before+ 28 years
142084 years before+ 28 years
144856 years before+ 28 years
147628 years before+ 28 years
1504selected year+ 28 years
153228 years after+ 28 years
156056 years after+ 28 years
French Guiana adopted today's Gregorian calendar in 1582. All previous years are based on the Julian calendar.
159692 years after+ 36 years
1624120 years after+ 28 years
1652148 years after+ 28 years
1680176 years after+ 28 years
1720216 years after+ 40 years
1748244 years after+ 28 years
1776272 years after+ 28 years
1816312 years after+ 40 years
1844340 years after+ 28 years
1872368 years after+ 28 years
1912408 years after+ 40 years
1940436 years after+ 28 years
1968464 years after+ 28 years
1996492 years after+ 28 years
34 years share the calendar of year 1504 in the 1000-year time span from 1000 to 1999.
Note that holidays will not match exactly. Selected year is highlighted.

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