## ››Convert light hour to megaparsec

 light-hour megaparsec

How many light-hour in 1 megaparsec? The answer is 28590868242.145.
We assume you are converting between light hour and megaparsec.
You can view more details on each measurement unit:
light-hour or megaparsec
The SI base unit for length is the metre.
1 metre is equal to 9.2656693110598E-13 light-hour, or 3.2407792700054E-23 megaparsec.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between light hours and megaparsecs.
Type in your own numbers in the form to convert the units!

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You can do the reverse unit conversion from megaparsec to light-hour, or enter any two units below:

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## ››Definition: Light-hour

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: Megaparsec

The SI prefix "mega" represents a factor of 106, or in exponential notation, 1E6.

So 1 megaparsec = 106 parsecs.

The definition of a parsec is as follows:

The parsec (symbol pc) is a unit of length used in astronomy. It stands for "parallax of one arc second", and is approximately 19,131,554,073,600 (19 trillion) miles.

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