How many kilometer in 1 light-hour?
The answer is 1079252848.8.
We assume you are converting between kilometre and light hour.
You can view more details on each measurement unit:
kilometer or light-hour
The SI base unit for length is the metre.
1 metre is equal to 0.001 kilometer, 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 kilometres and light hours.
Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from light-hour to kilometer, or enter any two units below:
kilometer to Q
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A kilometre (American spelling: kilometer, symbol: km) is a unit of length equal to 1000 metres (from the Greek words khilia = thousand and metro = count/measure). It is approximately equal to 0.621 miles, 1094 yards or 3281 feet.
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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