Convert Light Year to Astronomical Unit

Converting from ly to AU

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Information:

  • The SI base unit for length is the meter (m).
  • 1 inch = 2.54 centimeters exactly.
  • 1 mile = 1.60934 kilometers.
  • 1 nautical mile = 1.852 kilometers.
Conversion Details & Formula

Formula:

Result (AU) = Input Value (ly) × 63241.0770843

The conversion factor is derived from SI base unit conversions: (9.46073e+15 / 1.495979e+11)

Unit Relationship:

  • 1 ly (Light Year) = 63241.0770843 AU (Astronomical Unit)
  • 1 AU (Astronomical Unit) = 0.0000158 ly (Light Year)

Equivalence to SI Base Unit (m):

  • 1 ly (Light Year) = 9.46073e+15 m
  • 1 AU (Astronomical Unit) = 1.495979e+11 m