To convert micrometers to astronomical units, multiply the value by 6.68459 × 10⁻¹⁸. To go the other way, multiply astronomical units by 1.49598 × 10¹⁷ to get micrometers.
| Micrometers (µm) | Astronomical Units (AU) |
|---|---|
| 1 µm | 6.68459 × 10⁻¹⁸ AU |
| 5 µm | 3.34229 × 10⁻¹⁷ AU |
| 10 µm | 6.68459 × 10⁻¹⁷ AU |
| 25 µm | 1.67115 × 10⁻¹⁶ AU |
| 50 µm | 3.34229 × 10⁻¹⁶ AU |
| 100 µm | 6.68459 × 10⁻¹⁶ AU |
| 250 µm | 1.67115 × 10⁻¹⁵ AU |
| 500 µm | 3.34229 × 10⁻¹⁵ AU |
| 1,000 µm | 6.68459 × 10⁻¹⁵ AU |
| 2,500 µm | 1.67115 × 10⁻¹⁴ AU |
| 5,000 µm | 3.34229 × 10⁻¹⁴ AU |
| 10,000 µm | 6.68459 × 10⁻¹⁴ AU |
| 100,000 µm | 6.68459 × 10⁻¹³ AU |
| 1,000,000 µm | 6.68459 × 10⁻¹² AU |
25 µm × 6.68459 × 10⁻¹⁸ = 1.67115 × 10⁻¹⁶ AU
Try this example →250 µm × 6.68459 × 10⁻¹⁸ = 1.67115 × 10⁻¹⁵ AU
Try this example →Micrometer (µm). A micrometer (micron) is one millionth of a meter, used for cells, bacteria and fiber thickness.
Astronomical unit (AU). An astronomical unit is the average distance from the Earth to the Sun, about 149.6 million kilometers.
There are 6.68459 × 10⁻¹⁸ astronomical units in one micrometer.
Multiply the number of micrometers by 6.68459 × 10⁻¹⁸. For example, 10 micrometers equal 6.68459 × 10⁻¹⁷ astronomical units.
One astronomical unit equals 1.49598 × 10¹⁷ micrometers.
6.68459 × 10⁻¹⁵ astronomical units. Other common values: 100 micrometers = 6.68459 × 10⁻¹⁶ astronomical units and 10,000 micrometers = 6.68459 × 10⁻¹⁴ astronomical units.