Astronomical Unit to Yard Converter
Convert Astronomical Unit (AU) to Yard (yd) instantly. 1 AU = 163,602,220,800.52493 yd.
Length Converter
31 units available
1 AU = 163,602,220,800.52493 yd
Formula:
yd = AU × 1.636022e+11With your value: 1 AU = 163,602,220,800.52493 yd
How big is that?
Everyday references on a logarithmic scale, all expressed in astronomical unit so you can sanity-check the result.
Other Astronomical Unit to Yard conversions
Astronomical Unit to Yard Conversion Table
| Astronomical Unit (AU) | Yard (yd) |
|---|---|
| 0.5 | 81,801,110,400.26247 |
| 1 | 163,602,220,800.52493 |
| 2 | 327,204,441,601.04987 |
| 5 | 818,011,104,002.6246 |
| 10 | 1.636022e+12 |
| 15 | 2.454033e+12 |
| 20 | 3.272044e+12 |
| 25 | 4.090056e+12 |
| 50 | 8.180111e+12 |
| 100 | 1.636022e+13 |
| 250 | 4.090056e+13 |
| 500 | 8.180111e+13 |
| 1000 | 1.636022e+14 |
Yard to Astronomical Unit Conversion Table
| Yard (yd) | Astronomical Unit (AU) |
|---|---|
| 0.5 | 3.056193e-12 |
| 1 | 6.112386e-12 |
| 2 | 1.222477e-11 |
| 5 | 3.056193e-11 |
| 10 | 6.112386e-11 |
| 15 | 9.168580e-11 |
| 20 | 1.222477e-10 |
| 25 | 1.528097e-10 |
| 50 | 3.056193e-10 |
| 100 | 6.112386e-10 |
| 250 | 1.528097e-9 |
| 500 | 3.056193e-9 |
| 1000 | 6.112386e-9 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Astronomical Unit (AU)
Length
The astronomical unit is exactly 149 597 870 700 m (IAU Resolution B2, 2012).
Source: IAU Resolution B2 (2012) — definition of the astronomical unit; IAU B2 (2015) nominal values
International Astronomical Union · Reviewed 2026-07-01
Yard (yd)
Length
1 yard = 0.9144 m exactly (1959 international agreement).
Source: International Yard and Pound Agreement of 1959; NIST Federal Register Notice 59-5442
US, UK, Canada, Australia, New Zealand, South Africa · Reviewed 2026-07-01
How to Convert Astronomical Unit to Yard
To convert from Astronomical Unit (AU) to Yard (yd), multiply the value by 163,602,220,800.52493.
Formula: yd = AU × 1.636022e+11
Reverse: AU = yd × 6.112386e-12
Step-by-Step Example
- Start with your value in Astronomical Unit. For example: 5 AU
- Multiply by the conversion factor: 5 x 163,602,220,800.52493
- The result is: 818,011,104,002.6246 yd
About Astronomical Unit
The astronomical unit (AU) is defined as exactly 149,597,870,700 metres, close to the mean Earth–Sun distance. It is the natural yardstick for the Solar System.
Common uses: planetary science, orbital mechanics, astronomy.
About Yard
The yard is an imperial unit equal to 3 feet or 0.9144 meters, commonly used in the US and UK.
Common uses: fabric measurement, football, landscaping.
Frequently Asked Questions
How many Yard are in 1 Astronomical Unit?
There are exactly 163,602,220,800.52493 Yard in 1 Astronomical Unit. This means the conversion factor from Astronomical Unit to Yard is 163,602,220,800.52493.
What is the formula to convert Astronomical Unit to Yard?
The formula to convert Astronomical Unit to Yard is: yd = AU × 1.636022e+11. For example, to convert 10 Astronomical Unit to Yard, you would multiply 10 by 163,602,220,800.52493.
What is a Astronomical Unit?
The astronomical unit (AU) is defined as exactly 149,597,870,700 metres, close to the mean Earth–Sun distance. It is the natural yardstick for the Solar System.
What is a Yard?
The yard is an imperial unit equal to 3 feet or 0.9144 meters, commonly used in the US and UK.
What are the common uses of Astronomical Unit?
The Astronomical Unit is commonly used in planetary science, orbital mechanics, astronomy.
Related Length Conversions
Cite this page
UnitConvertLab. (2026). Astronomical Unit to Yard converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/astronomical_unit-to-yard