›› Convert em to light second


em
light-second

Did you mean to convert em
exametre
to light-second

›› More information from the unit converter

How many em in 1 light-second? The answer is 71082680959.055.
We assume you are converting between em and light second.
You can view more details on each measurement unit:
em or light-second
The SI base unit for length is the metre.
1 metre is equal to 237.10630158366 em, 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 em and light seconds.
Type in your own numbers in the form to convert the units!


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›› Definition: Light-second

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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ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!