📐 Feet to Astronomical Units Converter

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250 feet =
5.09366 × 10⁻¹⁰ astronomical units
1 foot =
2.03746 × 10⁻¹² astronomical units
1 astronomical unit =
490,806,662,402 feet
Formula
AU = ft × 2.03746 × 10⁻¹²
Handy values
100 ft = 2.03746 × 10⁻¹⁰ AU · 1,000 ft = 2.03746 × 10⁻⁹ AU · 10,000 ft = 2.03746 × 10⁻⁸ AU

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⚡ Feet to Astronomical Units: the quick answer

1 ft = 2.03746 × 10⁻¹² AU 1 foot equals 2.03746 × 10⁻¹² astronomical units

To convert feet to astronomical units, multiply the value by 2.03746 × 10⁻¹². To go the other way, multiply astronomical units by 490,806,662,402 to get feet.

↔ Convert astronomical units to feet instead

🧮 Formula

Feet to Astronomical Units
AU = ft × 2.03746 × 10⁻¹²
Astronomical Units to Feet
ft = AU × 490,806,662,402

Where

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

📊 Feet to Astronomical Units conversion table

Feet (ft)Astronomical Units (AU)
1 ft2.03746 × 10⁻¹² AU
5 ft1.01873 × 10⁻¹¹ AU
10 ft2.03746 × 10⁻¹¹ AU
25 ft5.09366 × 10⁻¹¹ AU
50 ft1.01873 × 10⁻¹⁰ AU
100 ft2.03746 × 10⁻¹⁰ AU
250 ft5.09366 × 10⁻¹⁰ AU
500 ft1.01873 × 10⁻⁹ AU
1,000 ft2.03746 × 10⁻⁹ AU
2,500 ft5.09366 × 10⁻⁹ AU
5,000 ft1.01873 × 10⁻⁸ AU
10,000 ft2.03746 × 10⁻⁸ AU
100,000 ft2.03746 × 10⁻⁷ AU
1,000,000 ft2.03746 × 10⁻⁶ AU

✏️ Worked examples

Convert 25 feet to astronomical units

25 ft × 2.03746 × 10⁻¹² = 5.09366 × 10⁻¹¹ AU

Try this example →

Convert 250 feet to astronomical units

250 ft × 2.03746 × 10⁻¹² = 5.09366 × 10⁻¹⁰ AU

Try this example →

📘 About these units

Foot (ft). The foot equals exactly 0.3048 meters, or 12 inches, and is widely used for height and room sizes in India, the US and the UK.

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 foot?

There are 2.03746 × 10⁻¹² astronomical units in one foot.

How do I convert feet to astronomical units?

Multiply the number of feet by 2.03746 × 10⁻¹². For example, 10 feet equal 2.03746 × 10⁻¹¹ astronomical units.

How many feet are in one astronomical unit?

One astronomical unit equals 490,806,662,402 feet.

How many astronomical units is 1,000 feet?

2.03746 × 10⁻⁹ astronomical units. Other common values: 100 feet = 2.03746 × 10⁻¹⁰ astronomical units and 10,000 feet = 2.03746 × 10⁻⁸ astronomical units.

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