About the Units
atomic unit of length (a.u. of length)
A reference unit of length used in quantum mechanics and atomic physics.
parsec (pc)
An astronomical unit of length used for measuring vast cosmic distances.
Common Conversions
- 1 a.u. of length = 1.7149462e-27 pc
- 5.8310863e26 a.u. of length = 1 pc