Years with Same Calendar as 1609

Year: Country:

The year 1609 had 365 days and started on a الخميس (Brunei, 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
Year	Compared to year 1609	Since last
1517	92 years before
1523	86 years before	+ 6 years
1534	75 years before	+ 11 years
1545	64 years before	+ 11 years
1551	58 years before	+ 6 years
1562	47 years before	+ 11 years
1573	36 years before	+ 11 years
1579	30 years before	+ 6 years
Brunei adopted today's Gregorian calendar in 1582. All previous years are based on the Julian calendar.
1587	22 years before	+ 8 years
1598	11 years before	+ 11 years
1609	selected year	+ 11 years
1615	6 years after	+ 6 years
1626	17 years after	+ 11 years
1637	28 years after	+ 11 years
1643	34 years after	+ 6 years
1654	45 years after	+ 11 years
1665	56 years after	+ 11 years
1671	62 years after	+ 6 years
1682	73 years after	+ 11 years
1693	84 years after	+ 11 years
1699	90 years after	+ 6 years
1705	96 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

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