Full name: Gregorian year
Plural form: years
Alternate spelling: yrs
Category type: time
Scale factor: 31556952
The SI base unit for time is the second.
1 second is equal to 3.1688738506811E-8 Gregorian year.
Valid units must be of the time type.
You can use this form to select from known units:
An average Gregorian year is 365.2425 days (52.1775 weeks, 8765.82 hours, 525949.2 minutes or 31556952 seconds). For this calendar, a common year is 365 days (8760 hours, 525600 minutes or 31536000 seconds), and a leap year is 366 days (8784 hours, 527040 minutes or 31622400 seconds). The 400-year cycle of the Gregorian calendar has 146097 days and hence exactly 20871 weeks.
ag = a_g = 365.2425 days for the mean Gregorian year
Gregorian year to day
Gregorian year to decade
Gregorian year to Julian month
Gregorian year to sidereal month
Gregorian year to microsecond
Gregorian year to fortnight
Gregorian year to millisecond
Gregorian year to anomalistic month
Gregorian year to shake
Gregorian year to century