Astronomical Unit Converter
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Convert distances commonly used in astronomy and orbital mechanics. This tool uses precise IAU constants for AU, light‑year, parsec, and mean lunar distance.
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Constants used:
- 1 AU = 149,597,870,700 m (IAU 2012)
- 1 ly = 9.4607304725808e15 m
- 1 pc = 3.0856775814913673e16 m
- 1 LD (mean Earth–Moon distance) = 384,400,000 m
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