Full name: Julian year
Plural form: years
Symbol: yr
Alternate spelling: Julian years
Category type: time
Scale factor: 31557600
The SI base unit for time is the second.
1 second is equal to 3.1688087814029E-8 Julian year.
Valid units must be of the time type.
You can use this form to select from known units:
A year is the time between two recurrences of an event related to the orbit of the Earth around the Sun. In astronomy, the Julian year is a unit of time, defined as 365.25 days of 86,400 SI seconds each (no leap seconds), or 31,557,600 seconds total.
We default to using the Gregorian year on this site, but you can select a specific type of year by entering the full name like "Julian year".