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Years with Same Calendar as 1609

The year 1609 had 365 days and started on a Thursday (New Caledonia, 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 1609
YearCompared to year 1609Since last
151792 years before 
152386 years before+ 6 years
153475 years before+ 11 years
154564 years before+ 11 years
155158 years before+ 6 years
156247 years before+ 11 years
157336 years before+ 11 years
157930 years before+ 6 years
New Caledonia adopted today's Gregorian calendar in 1582. All previous years are based on the Julian calendar.
158722 years before+ 8 years
159811 years before+ 11 years
1609selected year+ 11 years
16156 years after+ 6 years
162617 years after+ 11 years
163728 years after+ 11 years
164334 years after+ 6 years
165445 years after+ 11 years
166556 years after+ 11 years
167162 years after+ 6 years
168273 years after+ 11 years
169384 years after+ 11 years
169990 years after+ 6 years
170596 years after+ 6 years
21 years share the calendar of year 1609 in the 200-year time span from 1509 to 1708.
Note that holidays will not match exactly. Selected year is highlighted.

Extend to 1100 – 2099

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?

Find months that have the same number of days and start on the same day of the week.

When Does a Date Fall on a Certain Weekday?

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