How many mark twain in 1 light-second?
The answer is 81964088.874055.
We assume you are converting between mark twain and light second.
You can view more details on each measurement unit: mark twain or
light-second
The SI base unit for length is the metre.
1 metre is equal to 0.27340277144015 mark twain, or 3.3356409519815E-9 light-second.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between mark twain and light seconds.
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A light-second is a unit of length. It is defined as the distance light travels in an absolute vacuum in one second or 299,792,458 meters. Note that this value is considered exact, since the meter is actually (as of 1983) defined in terms of the light second. It is just over 186,282 miles and almost 109 feet.

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