Convert astronomical units (AU) to kilometers (km) with formulas, examples, and conversion tables.
How to Convert astronomical units to kilometers
To convert astronomical units to kilometers, multiply the value by 149600000.
The Formula
kilometers = astronomical units × 149600000
Key Fact
1 astronomical unit = 149600000 kilometers
Tip: To convert kilometers back to astronomical units, divide by 149600000.
About Astronomical Units and Kilometers
What is a Astronomical Unit?
The astronomical unit (AU) is a unit of length in the astronomical system. One astronomical unit equals 149600000000 meters.
What is a Kilometer?
The kilometer (km) is a unit of length in the metric system. One kilometer equals 1000 meters.