Full name: millimegametre/hour
Plural form: millimegameters/hour
Alternate spelling: millimegametres/hour
Category type: speed
Scale factor: 0.27777777777778
The SI derived unit for speed is the meter/second.
1 meter/second is equal to 3.6 millimegametre/hour.
Valid units must be of the speed type.
You can use this form to select from known units: