Years with Same Calendar as 1664
The year 1664 had 366 days and started on a Friday (Nigeria, Julian calendar).
This country was still using the Julian calendar in year 1664. 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 1752. This affects the selection of years listed here.
| Years with same starting weekday and equal number of days to 1664 | ||
|---|---|---|
| Year | Compared to year 1664 | Since last |
| 1580 | 84 years before | |
| 1608 | 56 years before | + 28 years |
| 1636 | 28 years before | + 28 years |
| 1664 | selected year | + 28 years |
| 1692 | 28 years after | + 28 years |
| 1720 | 56 years after | + 28 years |
| 1748 | 84 years after | + 28 years |
| Nigeria adopted today's Gregorian calendar in 1752. All previous years are based on the Julian calendar. |
6 years share the calendar of year 1664 in the 200-year time span from 1564 to 1763.
Note that holidays will not match exactly. Selected year is highlighted.
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