Convert 221.0 Astronomical Units to Light-years
Need to convert 221.0 Astronomical Units to Light-years? Use our length converter to instantly get the answer.
221.0 Astronomical Units is equal to 0.003495 Light-years.
How to Convert 221.0 Astronomical Units to Light-years
To convert, start with the base conversion factor:
1 Astronomical Unit = 0.0000158125 Light-years
Now, we can multiply both sides by 221 to find the result for your value:
(1 × 221.0) au = (0.0000158125 × 221.0) ly
221 au = 0.003495 ly
221 au = 0.003495 ly
Conversion Factors
1 Astronomical Unit = 0.0000158125 Light-years
1 Light-year = 63,241.0770842663 Astronomical Units
Formula:
Light-years = Astronomical Units × 0.0000158125
Calculation:
221 au × 0.0000158125 = 0.003495 ly
About the Astronomical Unit
An astronomical unit is a unit of length, roughly the distance from Earth to the Sun. It is used to measure distances within our Solar System. For a more detailed history, read more on Wikipedia.