km to AU
1 Kilometers = 6.68e-9 Astronomical Units
Converter Calculator
1 Kilometers (km) =
6.68e-9 Astronomical Units (AU)
Explanation
Multiply by 6.68458712227e-9 because 1 km = 1000 m and 1 AU = 149597870700 m in the astronomy distance model.
This page is dedicated to Kilometers to Astronomical Units and applies one stable conversion definition to the calculator and reference table.
Common Conversion Values
| Kilometers (km) | Astronomical Units (AU) |
|---|---|
| 1 | 6.68e-9 |
| 2 | 1.34e-8 |
| 5 | 3.34e-8 |
| 10 | 6.68e-8 |
| 100 | 6.68e-7 |
| 1,000 | 0.000007 |