›› Measurement unit: Gregorian year

Full name: Gregorian year

Plural form: years

Symbol: yr

Alternate spelling: yrs

Category type: time

Scale factor: 31556952


›› SI unit: second

The SI base unit for time is the second.
1 second is equal to 3.1688738506811E-8 Gregorian year.


›› Convert Gregorian year to another unit

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›› Definition: Year

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


›› Sample conversions: Gregorian year

Gregorian year to millisecond
Gregorian year to lunar year
Gregorian year to second
Gregorian year to fortnight
Gregorian year to quarter
Gregorian year to day
Gregorian year to Gregorian month
Gregorian year to nanosecond
Gregorian year to draconic month