How to Convert Nanometers to Astronomical Units
To convert nanometers to astronomical units, divide the value by 1.496e+20.
The Formula
Astronomical Units = Nanometers ÷ 1.496e+20
Key Fact
1 astronomical unit = 1.496e+20 nanometers
Tip: To convert astronomical units back to nanometers, multiply by 1.496e+20.