Cubit to Astronomical Unit Converter
Convert Cubit (cubit) to Astronomical Unit (AU) instantly. 1 cubit = 3.056193e-12 AU.
Length Converter
31 units available
1 cubit = 3.056193e-12 AU
Formula:
AU = cubit × 3.056193e-12With your value: 1 cubit = 3.056193e-12 AU
How big is that?
Everyday references on a logarithmic scale, all expressed in cubit so you can sanity-check the result.
Other Cubit to Astronomical Unit conversions
Cubit to Astronomical Unit Conversion Table
| Cubit (cubit) | Astronomical Unit (AU) |
|---|---|
| 0.5 | 1.528097e-12 |
| 1 | 3.056193e-12 |
| 2 | 6.112386e-12 |
| 5 | 1.528097e-11 |
| 10 | 3.056193e-11 |
| 15 | 4.584290e-11 |
| 20 | 6.112386e-11 |
| 25 | 7.640483e-11 |
| 50 | 1.528097e-10 |
| 100 | 3.056193e-10 |
| 250 | 7.640483e-10 |
| 500 | 1.528097e-9 |
| 1000 | 3.056193e-9 |
Astronomical Unit to Cubit Conversion Table
| Astronomical Unit (AU) | Cubit (cubit) |
|---|---|
| 0.5 | 163,602,220,800.52493 |
| 1 | 327,204,441,601.04987 |
| 2 | 654,408,883,202.0997 |
| 5 | 1.636022e+12 |
| 10 | 3.272044e+12 |
| 15 | 4.908067e+12 |
| 20 | 6.544089e+12 |
| 25 | 8.180111e+12 |
| 50 | 1.636022e+13 |
| 100 | 3.272044e+13 |
| 250 | 8.180111e+13 |
| 500 | 1.636022e+14 |
| 1000 | 3.272044e+14 |
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.
Cubit (cubit)
Length
Traceable to the metre, defined by fixing the speed of light in vacuum at 299 792 458 m/s. Imperial lengths derive from the 1959 international yard (0.9144 m exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
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
How to Convert Cubit to Astronomical Unit
To convert from Cubit (cubit) to Astronomical Unit (AU), multiply the value by 3.056193e-12.
Formula: AU = cubit × 3.056193e-12
Reverse: cubit = AU × 3.272044e+11
Step-by-Step Example
- Start with your value in Cubit. For example: 5 cubit
- Multiply by the conversion factor: 5 x 3.056193e-12
- The result is: 1.528097e-11 AU
About Cubit
The cubit is an ancient unit measured from elbow to fingertip, commonly standardised at about 45.7 cm. It appears throughout ancient Egyptian, Mesopotamian and biblical texts.
Common uses: archaeology, biblical studies, history of measurement.
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.
Frequently Asked Questions
How many Astronomical Unit are in 1 Cubit?
There are exactly 3.056193e-12 Astronomical Unit in 1 Cubit. This means the conversion factor from Cubit to Astronomical Unit is 3.056193e-12.
What is the formula to convert Cubit to Astronomical Unit?
The formula to convert Cubit to Astronomical Unit is: AU = cubit × 3.056193e-12. For example, to convert 10 Cubit to Astronomical Unit, you would multiply 10 by 3.056193e-12.
What is a Cubit?
The cubit is an ancient unit measured from elbow to fingertip, commonly standardised at about 45.7 cm. It appears throughout ancient Egyptian, Mesopotamian and biblical texts.
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 are the common uses of Cubit?
The Cubit is commonly used in archaeology, biblical studies, history of measurement.
Related Length Conversions
Cite this page
UnitConvertLab. (2026). Cubit to Astronomical Unit converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/cubit-to-astronomical_unit