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Century leap year This page was last edited on 29 March 2017, at 08:21 (UTC). Text is available under the Creative Commons Attribution-ShareAlike 4.0 License ...
A century leap year is a leap year in the Gregorian calendar that is evenly divisible by 400. [1] Like all leap years, it has an extra day in February for a total of 366 days instead of 365. In the obsolete Julian calendar, all years that were divisible by 4, including end-of-century years, were considered leap years. The Julian rule, however ...
Years of the 21st century by continent (43 C) Years of the 21st century by country (272 C) This page was last edited on 5 January 2025, at 01:16 (UTC). Text is ...
Here's the confusing part: According to the NIST, century leap years are only leap years if they can be evenly divided by 400. So, for example, 1700, 1800 and 1900 weren't leap years. And 2100?
Without leap years, ... He also declared that "every four years would be a leap year, unless it was the beginning of a new century —except for every 400 years, when we would keep the extra day ...
A year may be a leap year if it is evenly divisible by 4. Years divisible by 100 (century years such as 1900 or 2000) cannot be leap years unless they are also divisible by 400. (For this reason ...
A leap year (also known as an intercalary year or bissextile year) is a calendar year that contains an additional day (or, in the case of a lunisolar calendar, a month) compared to a common year. The 366th day (or 13th month) is added to keep the calendar year synchronised with the astronomical year or seasonal year . [ 1 ]
Here’s how leap years are determined, including the caveat to the "every 4 years" rule and a leap year list through 2096. February gets an extra day in 2024! Here’s how leap years are ...