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Convert light year to a.u. of length

Convert light year to a.u. of length with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.

light year to a.u. of length

a.u. of length—

Quick answer

1 light year = 1.78781882450E26 a.u. of length.

Formula

a.u. of length = light year × 178781882449746459491450099.2

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 light year to a.u. of length

Enter a value in light year.
Apply a direct multiplication by 178781882449746459491450099.2; no offset or reciprocal step is required.
Round the displayed a.u. of length value only when needed.

About these units

light year is a unit used in length conversions. Length measures distance or linear extent. Its recorded symbol is ly. a.u. of length is a unit used in length conversions. Length measures distance or linear extent. Its recorded symbol is a.u., b.

Explore related conversions

light year to a.u. of length conversion table

light year	a.u. of length
0 light year	0.0 a.u. of length
1 light year	1.78781882450e+26 a.u. of length
5 light year	8.93909412249e+26 a.u. of length
10 light year	1.78781882450e+27 a.u. of length
25 light year	4.46954706124e+27 a.u. of length
100 light year	1.78781882450e+28 a.u. of length

Frequently asked questions

How do I convert from light year to a.u. of length?

Apply a direct multiplication by 178781882449746459491450099.2; no offset or reciprocal step is required.

What formula does CalculatorHQ use for light year to a.u. of length?

a.u. of length = light year × 178781882449746459491450099.2

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 a.u. of length back to light year?

Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.