Alternate Definitions for Astronomical unit

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Term: Astronomical unit
Definition:

A unit of length equal to 149,597,870,700 m exactly, with symbol 'au' (re-definition at the International Astronomical Union's 28th General Assembly in Beijing, China, August 20-31). The astronomical unit equals 1.5813 x 10^-5 light-years and 4.8481 x 10^-6 parsecs.

Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan
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