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Convert inch to astronomical unit

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

inch to astronomical unit

inch to astronomical unit

astronomical unit

Quick answer

1 inch = 1.69788512916E-13 astronomical unit.

Formula

astronomical unit = inch × 1.697885129158332105608138104e-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 inch to astronomical unit

  • Enter a value in inch.
  • The conversion is linear, so each inch is worth 1.697885129158332105608138104e-13 astronomical unit.
  • Round the displayed astronomical unit value only when needed.

About these units

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

Explore related conversions

inch to astronomical unit conversion table

inchastronomical unit
0 inch0e-40 astronomical unit
1 inch1.69788512916e-13 astronomical unit
5 inch8.48942564579e-13 astronomical unit
10 inch1.69788512916e-12 astronomical unit
25 inch4.24471282290e-12 astronomical unit
100 inch1.69788512916e-11 astronomical unit

Frequently asked questions

How do I convert from inch to astronomical unit?

The conversion is linear, so each inch is worth 1.697885129158332105608138104e-13 astronomical unit.

What formula does CalculatorHQ use for inch to astronomical unit?

astronomical unit = inch × 1.697885129158332105608138104e-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 astronomical unit back to inch?

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