Years with Same Calendar as 1580 – Extended Range
The year 1580 had 366 days and started on a Friday (Wallis and Futuna, Julian calendar).
This country was still using the Julian calendar in year 1580. 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 1580 | ||
|---|---|---|
| Year | Compared to year 1580 | Since last |
| 1020 | 560 years before | |
| 1048 | 532 years before | + 28 years |
| 1076 | 504 years before | + 28 years |
| 1104 | 476 years before | + 28 years |
| 1132 | 448 years before | + 28 years |
| 1160 | 420 years before | + 28 years |
| 1188 | 392 years before | + 28 years |
| 1216 | 364 years before | + 28 years |
| 1244 | 336 years before | + 28 years |
| 1272 | 308 years before | + 28 years |
| 1300 | 280 years before | + 28 years |
| 1328 | 252 years before | + 28 years |
| 1356 | 224 years before | + 28 years |
| 1384 | 196 years before | + 28 years |
| 1412 | 168 years before | + 28 years |
| 1440 | 140 years before | + 28 years |
| 1468 | 112 years before | + 28 years |
| 1496 | 84 years before | + 28 years |
| 1524 | 56 years before | + 28 years |
| 1552 | 28 years before | + 28 years |
| 1580 | selected year | + 28 years |
| Wallis and Futuna adopted today's Gregorian calendar in 1582. All previous years are based on the Julian calendar. | ||
| 1588 | 8 years after | + 8 years |
| 1616 | 36 years after | + 28 years |
| 1644 | 64 years after | + 28 years |
| 1672 | 92 years after | + 28 years |
| 1712 | 132 years after | + 40 years |
| 1740 | 160 years after | + 28 years |
| 1768 | 188 years after | + 28 years |
| 1796 | 216 years after | + 28 years |
| 1808 | 228 years after | + 12 years |
| 1836 | 256 years after | + 28 years |
| 1864 | 284 years after | + 28 years |
| 1892 | 312 years after | + 28 years |
| 1904 | 324 years after | + 12 years |
| 1932 | 352 years after | + 28 years |
| 1960 | 380 years after | + 28 years |
| 1988 | 408 years after | + 28 years |
36 years share the calendar of year 1580 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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