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Julian years

What is a Julian year? A Julian year is exactly 365.25 days (31,557,600 seconds); this is a fixed-duration convention, while a calendar year has 365 or 366…

About these units

A Julian year is exactly 365.25 days (31,557,600 seconds); this is a fixed-duration convention, while a calendar year has 365 or 366 days.

Also known as

Julian year · Julian years · yr · year · years · yrs

Source: IAU: Measuring the Universe; Julian year of 365.25 days

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