About the Units
fathom (fathom)
A maritime length unit used for measuring water depth.
atomic unit of length (a.u. of length)
A reference unit of length used in quantum mechanics and atomic physics.
Common Conversions
- 1 fathom = 34559386000.0 a.u. of length
- 2.89357e-11 fathom = 1 a.u. of length