Famous Sayings #181 — ‘Leap Year’

February 29, 2020

Since it’s 2020, this year is a leap year.

I decided to cheat a little bit and use a term that is very pertinent to this year: leap year. While looking up the history of this term, I learned some interesting facts about the Gregorian calendar and the Earth’s revolution around the sun.

What Is a ‘Leap Year’?

Of course, a normal year according to the Gregorian calendar is one that lasts 365 days. A leap year has an extra day and generally comes every four years. The extra day, called a leap day, is February 29.

Our calendar year does not perfectly match up with the tropical year, which is the time it takes the Earth to make a full revolution around the sun. The Tropical year is also referred to as the solar year astronomical year, or an equinoctial year. We need to add a leap year every four years so that our calendar can line up with the Earth’s revolution around the sun, otherwise, we would lose about six hours every year and a total of 24 days in a century (“When Is the Next”).

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