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Years with Same Calendar as 1620 – Extended Range

The year 1620 had 366 days and started on a mercoledì (Italy, Gregorian calendar).

This country introduced the modern Gregorian calendar in year 1582, so previous years are based on the Julian calendar. In that calendar system, a Leap Day was added every four years, without the exceptions defined in today's Gregorian calendar. This affects the selection of years listed here.

Years with same starting weekday and equal number of days to 1620
YearCompared to year 1620Since last
1108512 years before 
1136484 years before+ 28 years
1164456 years before+ 28 years
1192428 years before+ 28 years
1220400 years before+ 28 years
1248372 years before+ 28 years
1276344 years before+ 28 years
1304316 years before+ 28 years
1332288 years before+ 28 years
1360260 years before+ 28 years
1388232 years before+ 28 years
1416204 years before+ 28 years
1444176 years before+ 28 years
1472148 years before+ 28 years
1500120 years before+ 28 years
152892 years before+ 28 years
155664 years before+ 28 years
Italy adopted today's Gregorian calendar in 1582. All previous years are based on the Julian calendar.
159228 years before+ 36 years
1620selected year+ 28 years
164828 years after+ 28 years
167656 years after+ 28 years
171696 years after+ 40 years
1744124 years after+ 28 years
1772152 years after+ 28 years
1812192 years after+ 40 years
1840220 years after+ 28 years
1868248 years after+ 28 years
1896276 years after+ 28 years
1908288 years after+ 12 years
1936316 years after+ 28 years
1964344 years after+ 28 years
1992372 years after+ 28 years
2020400 years after+ 28 years
2048428 years after+ 28 years
2076456 years after+ 28 years
34 years share the calendar of year 1620 in the 1000-year time span from 1100 to 2099.
Note that holidays will not match exactly. Selected year is highlighted.

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