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How many light-second in 1 ri? The answer is 1.3099971738691E-5. We assume you are converting between light second and ri [Japan]. You can view more details on each measurement unit: light-second or ri The SI base unit for length is the metre. 1 metre is equal to 3.3356409519815E-9 light-second, or 0.00025462962962963 ri. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between light seconds and ri [Japan]. Type in your own numbers in the form to convert the units!
1 light-second to ri = 76336.04255 ri
2 light-second to ri = 152672.08509 ri
3 light-second to ri = 229008.12764 ri
4 light-second to ri = 305344.17019 ri
5 light-second to ri = 381680.21273 ri
6 light-second to ri = 458016.25528 ri
7 light-second to ri = 534352.29782 ri
8 light-second to ri = 610688.34037 ri
9 light-second to ri = 687024.38292 ri
10 light-second to ri = 763360.42546 ri
You can do the reverse unit conversion from ri to light-second, or enter any two units below:
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.
The Japanese ri is 12,960 shaku.
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