Astronomical Unit to kilometer.
One astronomical unit equals 149597870.7 kilometer. Use this converter for quick, accurate au to km conversions.
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Conversion formula.
1 au = 149597870.7 km
To convert astronomical unit to kilometer, multiply the value in au by 149597870.7.
Quick examples
- 1 au = 149597870.7 km
- 5 au = 747989353.5 km
- 10 au = 1495978707 km
- 100 au = 14959787070 km
Astronomical Unit to Kilometer conversion table.
| Astronomical Unit (au) | Kilometer (km) |
|---|---|
| 1 | 149597870.7 |
| 2 | 299195741.4 |
| 3 | 448793612.1 |
| 4 | 598391482.8 |
| 5 | 747989353.5 |
| 6 | 897587224.2 |
| 7 | 1047185094.9 |
| 8 | 1196782965.6 |
| 9 | 1346380836.3 |
| 10 | 1495978707 |
| 11 | 1645576577.7 |
| 12 | 1795174448.4 |
| 13 | 1944772319.1 |
| 14 | 2094370189.8 |
| 15 | 2243968060.5 |
| 16 | 2393565931.2 |
| 17 | 2543163801.9 |
| 18 | 2692761672.6 |
| 19 | 2842359543.3 |
| 20 | 2991957414 |
Related conversions.
Frequently asked questions.
How many kilometer are in a astronomical unit?
One astronomical unit equals 149597870.7 kilometer (km).
How do I convert au to km?
Multiply the value in au by 149597870.7. For example, 10 au = 1495978707 km.
Is this conversion exact?
Yes. This converter uses the internationally defined factor: 1 au = 149597870.7 km.