How many megametre in 1 light-hour?
The answer is 1079252.8488.
We assume you are converting between megametre and light hour.
You can view more details on each measurement unit:
megametre or light-hour
The SI base unit for length is the metre.
1 metre is equal to 1.0E-6 megametre, or 9.2656693110598E-13 light-hour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between megameters and light hours.
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You can do the reverse unit conversion from light-hour to megametre, or enter any two units below:
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A megametre (American spelling: megameter, symbol: Mm) is a unit of length equal to 10^6 metres (from the Greek words megas = big and metro = count/measure). Its customary equivalent is 621.37 miles.
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).
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