How many light-hour in 1 light-second?
The answer is 0.00027777777777778.
We assume you are converting between light hour and light second.
You can view more details on each measurement unit: light-hour or
light-second
The SI base unit for length is the metre.
1 metre is equal to 9.2656693110598E-13 light-hour, 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 light hours and light seconds.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of light-hour to light-second

1 light-hour to light-second = 3600 light-second

2 light-hour to light-second = 7200 light-second

3 light-hour to light-second = 10800 light-second

4 light-hour to light-second = 14400 light-second

5 light-hour to light-second = 18000 light-second

6 light-hour to light-second = 21600 light-second

7 light-hour to light-second = 25200 light-second

8 light-hour to light-second = 28800 light-second

9 light-hour to light-second = 32400 light-second

10 light-hour to light-second = 36000 light-second

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).

››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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