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Light-Years to Parsecs Converter

ly → pc: type a value and the result appears instantly.

1 ly = 0.3066013938 pc
1 pc = 3.261563777 ly
—

How to convert light-years to parsecs

Use this formula:

pc = ly × 0.3066013938

Examples

ly to pc conversion chart

light-years (ly)parsecs (pc)
0.1 ly0.0306601 pc
0.25 ly0.0766503 pc
0.5 ly0.153301 pc
1 ly0.306601 pc
2 ly0.613203 pc
3 ly0.919804 pc
4 ly1.22641 pc
5 ly1.53301 pc
6 ly1.83961 pc
7 ly2.14621 pc
8 ly2.45281 pc
9 ly2.75941 pc
10 ly3.06601 pc
12 ly3.67922 pc
15 ly4.59902 pc
20 ly6.13203 pc
25 ly7.66503 pc
30 ly9.19804 pc
40 ly12.2641 pc
50 ly15.3301 pc
60 ly18.3961 pc
70 ly21.4621 pc
75 ly22.9951 pc
80 ly24.5281 pc
90 ly27.5941 pc
100 ly30.6601 pc
150 ly45.9902 pc
200 ly61.3203 pc
250 ly76.6503 pc
500 ly153.301 pc
1,000 ly306.601 pc

About the units

Light-year (ly) is a commonly used unit. 1 ly = 9,460,730,473,000 km.

Parsec (pc) is a commonly used unit. 1 pc = 3.261563777 ly.

Frequently asked questions

How do I convert light-years to parsecs?
Multiply the value in ly by 0.3066013938.
How many parsecs are in 1 light-year?
1 ly = 0.3066013938 pc.
What is 12 ly in pc?
12 ly = 3.67922 pc.
How do I convert parsecs to light-years?
Use the reverse converter: pc → ly.

Length Converter →

Sources: NIST SP 811 · BIPM SI Brochure · NIST Handbook 44. Last reviewed: 2026-10 · FreeUnitConverters