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Convert parsec to light-year

Here you can quickly calculate how many light-year fit in one parsec.

- scroll: formula · table · questions -

  • 1 pc = 3.261564 ly
  • 1 ly = 0.306601 pc

Parsec to light-year conversion table

parsec light-year
1 3.261564
2 6.523128
5 16.307819
10 32.615638
20 65.231276
50 163.078189
100 326.156378

Parsec to light-year formula

To convert parsec to light-year, multiply by 3.261564.

1 pc = 3.261564 ly
Example: 1 parsec = 3.261564 light-year

Quick parsec and light-year conversion quiz

Score: 0

20 light-year equals 6.13 parsec.

Correct answer: 20 light-year = 6.13 parsec.

5 light-year equals 1.53 parsec.

Correct answer: 5 light-year = 1.53 parsec.

24.9 light-year equals 7.63 parsec.

Correct answer: 24.9 light-year = 7.63 parsec.

50 parsec equals 179 light-year.

Correct answer: 50 parsec = 163 light-year.

18.8 light-year equals 6.63 parsec.

Correct answer: 18.8 light-year = 5.76 parsec.

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