Convert parsecs (pc) to light years (ly) with formulas, examples, and conversion tables.
How to Convert parsecs to light years
To convert parsecs to light years, multiply the value by 3.26181164782.
The Formula
light years = parsecs × 3.26181164782
Key Fact
1 parsec = 3.26181164782 light years
Tip: To convert light years back to parsecs, divide by 3.26181164782.
About Parsecs and Light Years
What is a Parsec?
The parsec (pc) is a unit of length in the astronomical system. One parsec equals 30860000000000000 meters.
What is a Light Year?
The light year (ly) is a unit of length in the astronomical system. One light year equals 9461000000000000 meters.