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Convert centimeter to astronomical unit

Convert centimeter to astronomical unit with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.

centimeter to astronomical unit

centimeter to astronomical unit

astronomical unit

Quick answer

1 centimeter = 6.68458712267E-14 astronomical unit.

Formula

astronomical unit = centimeter × 6.684587122670598840976921669e-14

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 centimeter to astronomical unit

  • Enter a value in centimeter.
  • Use the scale factor 6.684587122670598840976921669e-14: astronomical unit equals centimeter multiplied by this factor.
  • Round the displayed astronomical unit value only when needed.

About these units

centimeter is a unit used in length conversions. Length measures distance or linear extent. Its recorded symbol is cm. astronomical unit is a unit used in length conversions. Length measures distance or linear extent. Its recorded symbol is AU, UA.

Explore related conversions

centimeter to astronomical unit conversion table

centimeterastronomical unit
0 centimeter0e-41 astronomical unit
1 centimeter6.68458712267e-14 astronomical unit
5 centimeter3.34229356134e-13 astronomical unit
10 centimeter6.68458712267e-13 astronomical unit
25 centimeter1.67114678067e-12 astronomical unit
100 centimeter6.68458712267e-12 astronomical unit

Frequently asked questions

How do I convert from centimeter to astronomical unit?

Use the scale factor 6.684587122670598840976921669e-14: astronomical unit equals centimeter multiplied by this factor.

What formula does CalculatorHQ use for centimeter to astronomical unit?

astronomical unit = centimeter × 6.684587122670598840976921669e-14

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 astronomical unit back to centimeter?

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