How many hm/s in 1 millimeter/hour? The answer is 2.7777777777778E-9. We assume you are converting between hectometre/second and millimetre/hour. You can view more details on each measurement unit: hm/s or millimeter/hour The SI derived unit for speed is the meter/second. 1 meter/second is equal to 0.01 hm/s, or 3600000 millimeter/hour. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between hectometers/second and millimeters/hour. Type in your own numbers in the form to convert the units!
1 hm/s to millimeter/hour = 360000000 millimeter/hour
2 hm/s to millimeter/hour = 720000000 millimeter/hour
3 hm/s to millimeter/hour = 1080000000 millimeter/hour
4 hm/s to millimeter/hour = 1440000000 millimeter/hour
5 hm/s to millimeter/hour = 1800000000 millimeter/hour
6 hm/s to millimeter/hour = 2160000000 millimeter/hour
7 hm/s to millimeter/hour = 2520000000 millimeter/hour
8 hm/s to millimeter/hour = 2880000000 millimeter/hour
9 hm/s to millimeter/hour = 3240000000 millimeter/hour
10 hm/s to millimeter/hour = 3600000000 millimeter/hour
You can do the reverse unit conversion from millimeter/hour to hm/s, or enter any two units below:
ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 70 kg, 150 lbs, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!