How to convert astronomical units to X-units
1 astronomical unit is equal to 1.49287353 × 10²⁴ X-units, and 1 x-unit is equal to 6.698491063 × 10⁻²⁵ astronomical units. To convert, multiply by the conversion factor:
X-units = astronomical units × 1.49287353 × 10²⁴
X-units = astronomical units ÷ 6.698491063 × 10⁻²⁵Example: convert 1 au to xu: 1 × 1.49287353 × 10²⁴ = 1.49287353 × 10²⁴ xu.
Astronomical Unit to X-unit conversion table
| Astronomical Unit (au) | X-unit (xu) |
|---|---|
| 0.01 au | 1.49287353 × 10²² xu |
| 0.1 au | 1.49287353 × 10²³ xu |
| 1 au | 1.49287353 × 10²⁴ xu |
| 2 au | 2.98574706 × 10²⁴ xu |
| 3 au | 4.47862059 × 10²⁴ xu |
| 5 au | 7.46436765 × 10²⁴ xu |
| 10 au | 1.49287353 × 10²⁵ xu |
| 20 au | 2.98574706 × 10²⁵ xu |
| 50 au | 7.46436765 × 10²⁵ xu |
| 100 au | 1.49287353 × 10²⁶ xu |
| 250 au | 3.732183825 × 10²⁶ xu |
| 500 au | 7.46436765 × 10²⁶ xu |
| 1,000 au | 1.49287353 × 10²⁷ xu |
About the astronomical unit
The astronomical unit is exactly 149,597,870,700 m, roughly the average distance from Earth to the Sun. It's used for distances within the solar system.
Symbol: au · 1 au = 149,597,870,700 m · Category: Astronomical
About the x-unit
The X-unit (about 1.002 × 10⁻¹³ m) was used to express X-ray and gamma-ray wavelengths before the ångström and picometer became standard.
Symbol: xu · 1 xu = 1.00208 × 10⁻¹³ m · Category: Atomic & physics