Kilometers to Light Seconds

Convert kilometers (km) to light seconds (ls) with formulas, examples, and conversion tables.

km
ls
1 km = 3.3356e-6 ls
Full precision:0.0000033356 ls
Step-by-Step Solution

To convert 1 kilometers to light seconds, we divide by 299792.46 because one light second equals exactly 299792.46 kilometers.

1 light second = 299792.46 kilometers

Since there are 299792.46 kilometers in every light second, we divide our value by this factor:

1 ÷ 299792.46 = 3.3356e-6 light seconds

So 1 kilometers = 3.3356e-6 light seconds.

Quick check: 3.3356e-6 × 299792.46 = 1 kilometers

How to Convert Kilometers to Light Seconds

To convert kilometers to light seconds, divide the value by 299792.46.

The Formula

Light Seconds = Kilometers ÷ 299792.46

Key Fact

1 light second = 299792.46 kilometers

Tip: To convert light seconds back to kilometers, multiply by 299792.46.

Example Conversions

Example 1: 1 km = 3.3356e-6 ls
1 ÷ 299792.46 = 3.3356e-6
Example 2: 5 km = 1.6678e-5 ls
5 ÷ 299792.46 = 1.6678e-5
Example 3: 10 km = 3.3356e-5 ls
10 ÷ 299792.46 = 3.3356e-5

Kilometers to Light Seconds Table

KilometersLight Seconds
1 km3.3356e-6 ls
2 km6.6713e-6 ls
5 km1.6678e-5 ls
10 km3.3356e-5 ls
20 km6.6713e-5 ls
25 km8.3391e-5 ls
50 km0.000167 ls
100 km0.000334 ls
250 km0.000834 ls
500 km0.001668 ls
1000 km0.003336 ls

1 Kilometer in Other Units

Unit1 km =
Kilometers to Meters1000 m
Kilometers to Astronomical Units6.6846e-9 AU
Kilometers to Light Years1.057e-13 ly
Kilometers to Parsecs3.2408e-14 pc
Kilometers to Kiloparsecs3.2408e-17 kpc
Kilometers to Megaparsecs3.2408e-20 Mpc
Kilometers to Light Seconds0.00000334 ls
Kilometers to Light Minutes5.5594e-8 lm
Kilometers to Miles0.62137 mi

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