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leap year
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ARTICLES RELATED TO leap year |
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 |  |  | leap year: Encyclopedia II - Leap year - Gregorian calendarThe Gregorian calendar, the current standard calendar in most of the world, adds a 29th day to February in all years evenly divisible by 4, except for century years (those ending in -00), which receive the extra day only if they are evenly divisible by 400. Thus 1996 was a leap year whereas 1999 was not, and 1600, 2000 and 2400 are leap years but 1700, 1800, 1900 and 2100 are not.
The reasoning behind this rule is as follows:
The Gregorian calendar is designed to keep the vernal equinox on or close to March 21, so that th ...
See also:Leap year, Leap year - Gregorian calendar, Leap year - Which day is the leap day?, Leap year - Julian calendar, Leap year - Revised Julian Calendar, Leap year - Chinese calendar, Leap year - Hebrew calendar, Leap year - Hindu Calendar, Leap year - Iranian calendar, Leap year - Long term leap year rules, Leap year - Marriage proposal, Leap year - Saint Patrick and the leap year, Leap year - Birthdays Read more here: » Leap year: Encyclopedia II - Leap year - Gregorian calendar |
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