Convert miles to astronomical units
1 mi = 0.0000000107578001777 au — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
1.07578001777e-8au
As a fraction: 16764/1558311153125
1 mi = 0.0000000107578001777 au
How to convert miles to astronomical units
Multiply the number of miles by 0.0000000107578001777 to get astronomical units.
Mile: The statute mile: 5280 international feet, exactly 1609.344 m.
Astronomical unit: Fixed at exactly 149 597 870 700 m by the IAU in 2012.
Mile to Astronomical unit conversion table
| Miles (mi) | Astronomical units (au) |
|---|---|
| 1 mi | 1.07578e-8 |
| 2 mi | 2.15156e-8 |
| 3 mi | 3.2273401e-8 |
| 5 mi | 5.3789001e-8 |
| 10 mi | 0.000 000 107 578 |
| 20 mi | 0.000 000 215 156 |
| 25 mi | 0.000 000 268 945 |
| 50 mi | 0.000 000 537 890 01 |
| 100 mi | 0.000 001 075 78 |
| 250 mi | 0.000 002 689 45 |
| 500 mi | 0.000 005 378 900 1 |
| 1000 mi | 0.000 010 757 8 |
Astronomical unit to Mile conversion table
| Astronomical units (au) | Miles (mi) |
|---|---|
| 1 au | 92 955 807 |
| 2 au | 185 911 610 |
| 3 au | 278 867 420 |
| 5 au | 464 779 040 |
| 10 au | 929 558 070 |
| 20 au | 1 859 116 100 |
| 25 au | 2 323 895 200 |
| 50 au | 4 647 790 400 |
| 100 au | 9 295 580 700 |
| 250 au | 23 238 952 000 |
| 500 au | 46 477 904 000 |
| 1000 au | 92 955 807 000 |
Frequently asked
How many astronomical units are in a mile?
One mile equals 1.075780018e-8 astronomical units (mi → au). That figure is exact, not rounded.
How do you convert miles to astronomical units?
Multiply the number of miles by 0.0000000107578001777 to get astronomical units.
What is 1 au in miles?
One astronomical unit is 92955807.27 miles.
What is 10 mi in au?
10 mi = 0.000 000 107 578 au.
What exactly is a mile?
The statute mile: 5280 international feet, exactly 1609.344 m.
What exactly is a astronomical unit?
Fixed at exactly 149 597 870 700 m by the IAU in 2012.