📐 Inches to Astronomical Units Converter

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1 inch =
1.69789 × 10⁻¹³ astronomical units
1 astronomical unit =
5,889,679,948,819 inches
Formula
AU = in × 1.69789 × 10⁻¹³
Handy values
100 in = 1.69789 × 10⁻¹¹ AU · 1,000 in = 1.69789 × 10⁻¹⁰ AU · 10,000 in = 1.69789 × 10⁻⁹ AU

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⚡ Inches to Astronomical Units: the quick answer

1 in = 1.69789 × 10⁻¹³ AU 1 inch equals 1.69789 × 10⁻¹³ astronomical units

To convert inches to astronomical units, multiply the value by 1.69789 × 10⁻¹³. To go the other way, multiply astronomical units by 5,889,679,948,819 to get inches.

↔ Convert astronomical units to inches instead

🧮 Formula

Inches to Astronomical Units
AU = in × 1.69789 × 10⁻¹³
Astronomical Units to Inches
in = AU × 5,889,679,948,819

Where

  • in = the length in inches
  • AU = the length in astronomical units
Every unit here is defined by its length in meters, so the conversion factor is (meters per inch) ÷ (meters per astronomical unit).

📊 Inches to Astronomical Units conversion table

Inches (in)Astronomical Units (AU)
1 in1.69789 × 10⁻¹³ AU
5 in8.48943 × 10⁻¹³ AU
10 in1.69789 × 10⁻¹² AU
25 in4.24471 × 10⁻¹² AU
50 in8.48943 × 10⁻¹² AU
100 in1.69789 × 10⁻¹¹ AU
250 in4.24471 × 10⁻¹¹ AU
500 in8.48943 × 10⁻¹¹ AU
1,000 in1.69789 × 10⁻¹⁰ AU
2,500 in4.24471 × 10⁻¹⁰ AU
5,000 in8.48943 × 10⁻¹⁰ AU
10,000 in1.69789 × 10⁻⁹ AU
100,000 in1.69789 × 10⁻⁸ AU
1,000,000 in1.69789 × 10⁻⁷ AU

✏️ Worked examples

Convert 25 inches to astronomical units

25 in × 1.69789 × 10⁻¹³ = 4.24471 × 10⁻¹² AU

Try this example →

Convert 250 inches to astronomical units

250 in × 1.69789 × 10⁻¹³ = 4.24471 × 10⁻¹¹ AU

Try this example →

📘 About these units

Inch (in). The inch is an imperial and US customary unit equal to exactly 25.4 millimeters, used for screen sizes, pipes and tyres.

Astronomical unit (AU). An astronomical unit is the average distance from the Earth to the Sun, about 149.6 million kilometers.

❓ Frequently asked questions

How many astronomical units are in one inch?

There are 1.69789 × 10⁻¹³ astronomical units in one inch.

How do I convert inches to astronomical units?

Multiply the number of inches by 1.69789 × 10⁻¹³. For example, 10 inches equal 1.69789 × 10⁻¹² astronomical units.

How many inches are in one astronomical unit?

One astronomical unit equals 5,889,679,948,819 inches.

How many astronomical units is 1,000 inches?

1.69789 × 10⁻¹⁰ astronomical units. Other common values: 100 inches = 1.69789 × 10⁻¹¹ astronomical units and 10,000 inches = 1.69789 × 10⁻⁹ astronomical units.

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