About the Units
nautical mile (M)
A length unit used in maritime and aerial navigation.
Learn more about nautical miles
atomic unit of length (a.u. of length)
A reference unit of length used in quantum mechanics and atomic physics.
Common Conversions
- 1 M = 34997728000000.0 a.u. of length
- 2.8573284e-14 M = 1 a.u. of length