Full name: hectometre
Plural form: hectometers
Symbol: hm
Alternate spelling: hectometres
Category type: length
Scale factor: 100
The SI base unit for length is the metre.
1 metre is equal to 0.01 hm.
Valid units must be of the length type.
You can use this form to select from known units:
A hectometre (American spelling: hectometer, abbreviation: hm) is a somewhat uncommonly used measurement of length, consisting of 100 metres or one tenth of a kilometre.