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Years with Same Calendar as 820 – Extended Range

The year 820 had 366 days and started on a Sonntag (Germany - old Prussia, Julian calendar).

This country was still using the Julian calendar in 820. 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 1610.

Years with same starting weekday and equal number of days to 820
YearCompared to year 820Since last
316504 years before 
344476 years before+ 28 years
372448 years before+ 28 years
400420 years before+ 28 years
428392 years before+ 28 years
456364 years before+ 28 years
484336 years before+ 28 years
512308 years before+ 28 years
540280 years before+ 28 years
568252 years before+ 28 years
596224 years before+ 28 years
624196 years before+ 28 years
652168 years before+ 28 years
680140 years before+ 28 years
708112 years before+ 28 years
73684 years before+ 28 years
76456 years before+ 28 years
79228 years before+ 28 years
820selected year+ 28 years
84828 years after+ 28 years
87656 years after+ 28 years
90484 years after+ 28 years
932112 years after+ 28 years
960140 years after+ 28 years
988168 years after+ 28 years
1016196 years after+ 28 years
1044224 years after+ 28 years
1072252 years after+ 28 years
1100280 years after+ 28 years
1128308 years after+ 28 years
1156336 years after+ 28 years
1184364 years after+ 28 years
1212392 years after+ 28 years
1240420 years after+ 28 years
1268448 years after+ 28 years
1296476 years after+ 28 years
35 years share the calendar of year 820 in the 1000-year time span from 300 to 1299.
Note that holidays will not match exactly. Selected year is highlighted.

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