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Convert kilometer to light year
Convert kilometer to light year with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.
kilometer to light year
kilometer to light year
Quick answer
1 kilometer = 1.05700083402E-13 light year.
Formula
light year = kilometer × 1.057000834024704843770510831e-13
Precision
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
How to convert kilometer to light year
- Enter a value in kilometer.
- The conversion is linear, so each kilometer is worth 1.057000834024704843770510831e-13 light year.
- Round the displayed light year value only when needed.
About these units
kilometer is a unit used in length conversions. Length measures distance or linear extent. Its recorded symbol is km. light year is a unit used in length conversions. Length measures distance or linear extent. Its recorded symbol is ly.
Explore related conversions
kilometer to light year conversion table
| kilometer | light year |
|---|---|
| 0 kilometer | 0e-40 light year |
| 1 kilometer | 1.05700083402e-13 light year |
| 5 kilometer | 5.28500417012e-13 light year |
| 10 kilometer | 1.05700083402e-12 light year |
| 25 kilometer | 2.64250208506e-12 light year |
| 100 kilometer | 1.05700083402e-11 light year |
Frequently asked questions
How do I convert from kilometer to light year?
The conversion is linear, so each kilometer is worth 1.057000834024704843770510831e-13 light year.
What formula does CalculatorHQ use for kilometer to light year?
light year = kilometer × 1.057000834024704843770510831e-13
How should I round the result?
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
Can I convert light year back to kilometer?
Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.