Leap Year

This year is a leap year. February adds an extra day every four years. If you are born on February 29th, your birthday only comes around once very four years. Why? It has everything to do with the sun, and its path across the sky.

We, as does most of the world, follow the Gregorian calendar. The Leap Year is necessary to keep the calendar in sync with the sun.

An astronomical year lasts slightly less than 365 1/4 days. This extra leap day occurs in each year that is a multiple of 4 (except for years evenly divisible by 100, but not by 400). Example:...

 

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