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Convert light-second to astronomical unit

Here you can quickly calculate how many astronomical unit fit in one light-second.
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  • 1 ls = 0.002004 AU
  • 1 AU = 499.004784 ls

Example: light-second to astronomical unit

  • 1 light-second = 0.002004 astronomical unit

Light-second to astronomical unit conversion table

light-second astronomical unit
1 0.002004
2 0.004008
5 0.01002
10 0.02004
20 0.04008
50 0.100199
100 0.200399

Light-second to astronomical unit formula

To convert light-second to astronomical unit, multiply by 0.002004.

1 ls = 0.002004 AU
Example: 1 light-second = 0.002004 astronomical unit

Quick light-second and astronomical unit conversion quiz

Score: 0

22.5 light-second equals 0.0902 astronomical unit.

Correct answer: 22.5 light-second = 0.0451 astronomical unit.

15.1 light-second equals 0.0151 astronomical unit.

Correct answer: 15.1 light-second = 0.0303 astronomical unit.

24.6 astronomical unit equals 12 300 light-second.

Correct answer: 24.6 astronomical unit = 12 300 light-second.

202 astronomical unit equals 151 000 light-second.

Correct answer: 202 astronomical unit = 101 000 light-second.

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