Full name: mile/Gregorian year
Plural form: miles/year
Symbol: mi/yr
Category type: speed
Scale factor: 5.0998081183506E-5
The SI derived unit for speed is the meter/second.
1 meter/second is equal to 19608.580887616 mile/Gregorian year.
Valid units must be of the speed type.
You can use this form to select from known units: