How to convert astronomical units to micrometers
1 astronomical unit is equal to 1.495978707 × 10¹⁷ micrometers, and 1 micrometer is equal to 6.684587122 × 10⁻¹⁸ astronomical units. To convert, multiply by the conversion factor:
micrometers = astronomical units × 1.495978707 × 10¹⁷
micrometers = astronomical units ÷ 6.684587122 × 10⁻¹⁸Example: convert 1 au to µm: 1 × 1.495978707 × 10¹⁷ = 1.495978707 × 10¹⁷ µm.
Astronomical Unit to Micrometer conversion table
| Astronomical Unit (au) | Micrometer (µm) |
|---|---|
| 0.01 au | 1.495978707 × 10¹⁵ µm |
| 0.1 au | 1.495978707 × 10¹⁶ µm |
| 1 au | 1.495978707 × 10¹⁷ µm |
| 2 au | 2.991957414 × 10¹⁷ µm |
| 3 au | 4.487936121 × 10¹⁷ µm |
| 5 au | 7.479893535 × 10¹⁷ µm |
| 10 au | 1.495978707 × 10¹⁸ µm |
| 20 au | 2.991957414 × 10¹⁸ µm |
| 50 au | 7.479893535 × 10¹⁸ µm |
| 100 au | 1.495978707 × 10¹⁹ µm |
| 250 au | 3.739946767 × 10¹⁹ µm |
| 500 au | 7.479893535 × 10¹⁹ µm |
| 1,000 au | 1.495978707 × 10²⁰ µm |
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 micrometer
A micrometer is one millionth of a meter. It's used to measure cells, bacteria, fibers and the thickness of coatings and films.
Symbol: µm · 1 µm = 0.000001 m · Category: Metric (SI)