How many km in 1 light minute?
The answer is 17987547.48.
We assume you are converting between kilometre and light minute.
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km or light minute
The SI base unit for length is the metre.
1 metre is equal to 0.001 km, or 5.5594015866359E-11 light minute.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between kilometres and light minutes.
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You can do the reverse unit conversion from light minute to km, or enter any two units below:
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-minute (also written light minute) is a unit of length. It is defined as the distance light travels in an absolute vacuum in one minute or 17,987,547,480 metres (~18 Gm). Note that this value is exact, since the metre is actually defined in terms of the light-second.
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