CM to AU Converter

Convert centimeters to astronomical units with accurate formulas, examples and conversion tables.

Length conversion

Calculator

Results update instantly. Use Calculate to confirm the current conversion.

Decimals and negative values are supported.

Result

6.68458712e-14 AU

1 cm ≈ 6.68458712e-14 AU

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Conversion table

Common centimeters to astronomical units values, generated from the selected units.

centimeters (cm)astronomical units (AU)
1 centimeter6.68458712e-14 astronomical units
5 centimeters3.34229356e-13 astronomical units
10 centimeters6.68458712e-13 astronomical units
20 centimeters1.33691742e-12 astronomical units
50 centimeters3.34229356e-12 astronomical units
100 centimeters6.68458712e-12 astronomical units

Conversion Formula

Divide the value in centimeters by 14959787070000 to get astronomical units.

FormulaAU = cm ÷ 14959787070000

Example

Convert 1 centimeter to astronomical units:

1 ÷ 14959787070000= 6.68458712e-14 AU

Unit information

Concise reference information for the selected source and target units.

Centimeter (cm)

Metric
1 cm = 0.01 m
Definition
One centimeter is one-hundredth of a meter.
Usage
Common for body measurements, household objects, maps, and schoolwork.

Astronomical unit (AU)

Scientific
1 AU = 149,597,870,700 m
Definition
One astronomical unit equals exactly 149,597,870,700 meters.
Usage
Used for distances within the solar system.

Frequently asked questions

How many astronomical units are in 1 centimeter?

1 centimeter equals 6.684587122268e-14 astronomical units.

How do you convert centimeters to astronomical units?

Divide the value in centimeters by 14959787070000 to get astronomical units. The formula is AU = cm ÷ 14959787070000.

What is 10 centimeters in astronomical units?

10 centimeters is approximately 6.68458712e-13 astronomical units.