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Light-year to Parsec

Convert Light-year to Parsec and get the exact value instantly.

About this conversion

To convert Light-year to Parsec, multiply the number of Light-year by 0.3066013938.

Length units straddle the metric and imperial systems, so everyday jobs (measuring a room, reading a map, or following a recipe from another country) often need a quick conversion between meters, feet, miles and inches.

Conversion table

Light-year (ly)Parsec (pc)
1 ly0.3066013938 pc
2 ly0.6132027876 pc
5 ly1.533006969 pc
10 ly3.066013938 pc
100 ly30.66013938 pc

How to use this converter

  1. Enter your Light-year value

    Type any number into the Light-year field. It starts at 1 so you can read the rate straight away.

  2. Read the Parsec result

    The amount in Parsec updates as you type, so there is no button to press and nothing to wait for.

  3. Swap or keep exploring

    Use the swap control to flip the direction, or pick a related conversion from the list below.

Frequently asked

How many Parsec are in one Light-year?
One Light-year equals 0.3066013938 pc. Enter any amount above to get an exact figure for your own value.
Is this converter accurate?
Yes. It uses the exact international definition of each unit and computes on your device, so the only rounding is for display.
Do you upload the numbers I enter?
No. The Light-year to Parsec conversion runs entirely in your browser tab, and nothing you type is sent to a server.
Does it work on my phone?
Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.

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