How many millimach in 1 kilometre/second? The answer is 2938.669957977. We assume you are converting between millimach and kilometre/second. You can view more details on each measurement unit: millimach or kilometre/second The SI derived unit for speed is the meter/second. 1 meter/second is equal to 2.938669957977 millimach, or 0.001 kilometre/second. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between millimach and kilometers/second. Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from kilometre/second to millimach, or enter any two units below:
The SI prefix "milli" represents a factor of 10-3, or in exponential notation, 1E-3.
So 1 millimach = 10-3 .
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