How many light-hour in 1 millisiriometre? The answer is 138.61243930589. We assume you are converting between light hour and millisiriometre. You can view more details on each measurement unit: light-hour or millisiriometre The SI base unit for length is the metre. 1 metre is equal to 9.2656693110598E-13 light-hour, or 6.684587153547E-15 millisiriometre. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between light hours and millisiriometers. Type in your own numbers in the form to convert the units!
1 light-hour to millisiriometre = 0.00721 millisiriometre
10 light-hour to millisiriometre = 0.07214 millisiriometre
50 light-hour to millisiriometre = 0.36072 millisiriometre
100 light-hour to millisiriometre = 0.72144 millisiriometre
200 light-hour to millisiriometre = 1.44287 millisiriometre
500 light-hour to millisiriometre = 3.60718 millisiriometre
1000 light-hour to millisiriometre = 7.21436 millisiriometre
You can do the reverse unit conversion from millisiriometre to light-hour, or enter any two units below:
A light-hour (also written light hour) is a unit of length. It is the distance travelled by light in vacuum in one hour. Based on the current definition of the metre a light-hour is equal to 1,079,252,848,800 metres (~1.08 Tm).
The SI prefix "milli" represents a factor of 10-3, or in exponential notation, 1E-3.
So 1 millisiriometre = 10-3 siriometre.
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