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Years with Same Calendar as 680 – Extended Range

The year 680 had 366 days and started on a Неделя (Bulgaria, Julian calendar).

This country was still using the Julian calendar in 680. 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 1916.

Years with same starting weekday and equal number of days to 680
YearCompared to year 680Since last
120560 years before 
148532 years before+ 28 years
176504 years before+ 28 years
204476 years before+ 28 years
232448 years before+ 28 years
260420 years before+ 28 years
288392 years before+ 28 years
316364 years before+ 28 years
344336 years before+ 28 years
372308 years before+ 28 years
400280 years before+ 28 years
428252 years before+ 28 years
456224 years before+ 28 years
484196 years before+ 28 years
512168 years before+ 28 years
540140 years before+ 28 years
568112 years before+ 28 years
59684 years before+ 28 years
62456 years before+ 28 years
65228 years before+ 28 years
680selected year+ 28 years
70828 years after+ 28 years
73656 years after+ 28 years
76484 years after+ 28 years
792112 years after+ 28 years
820140 years after+ 28 years
848168 years after+ 28 years
876196 years after+ 28 years
904224 years after+ 28 years
932252 years after+ 28 years
960280 years after+ 28 years
988308 years after+ 28 years
1016336 years after+ 28 years
1044364 years after+ 28 years
1072392 years after+ 28 years
34 years share the calendar of year 680 in the 1000-year time span from 100 to 1099.
Note that holidays will not match exactly. Selected year is highlighted.

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