Light Seconds to Light Years

Convert light seconds (ls) to light years (ly) with formulas, examples, and conversion tables.

Light Seconds (ls)

Light Years (ly)

1 ls = 3.1688e-8 ly

Full precision:3.17e-8 ly

Step-by-Step Solution

To convert 1 light seconds to light years, we divide by 31557600 because one light year equals exactly 31557600 light seconds.

1 light year = 31557600 light seconds

Since there are 31557600 light seconds in every light year, we divide our value by this factor:

1 ÷ 31557600 = 3.1688e-8 light years

So 1 light seconds = 3.1688e-8 light years.

✓Quick check: 3.1688e-8 × 31557600 = 1 light seconds

How to Convert Light Seconds to Light Years

To convert light seconds to light years, divide the value by 31557600.

Light Years = Light Seconds ÷ 31557600

1 light year = 31557600 light seconds

Tip: To convert light years back to light seconds, multiply by 31557600.

Example 1: 1 ls = 3.1688e-8 ly
1 ÷ 31557600 = 3.1688e-8

Example 2: 5 ls = 1.5844e-7 ly
5 ÷ 31557600 = 1.5844e-7

Example 3: 10 ls = 3.1688e-7 ly
10 ÷ 31557600 = 3.1688e-7

Unit	1 ls =
Light Seconds to Meters	299792458 m
Light Seconds to Kilometers	299792.46 km
Light Seconds to AU	0.002004 AU
Light Seconds to Light Years	3.1688e-8 ly
Light Seconds to Parsecs	9.7156e-9 pc
Light Seconds to Kiloparsecs	9.7156e-12 kpc
Light Seconds to Megaparsecs	9.7156e-15 Mpc
Light Seconds to Light Minutes	0.016667 lm
Light Seconds to Miles	186282.4 mi