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The kilometer (SI symbol: km) or kilometre (British spelling) is a unit of length in the metric system, equal to 1000 meters (kilo- being the SI prefix for 1000). It is ..more definition+
The astronomical unit (symbol au, or ua) is a unit of length, roughly the distance from Earth to the Sun. However, that distance varies as Earth orbits the Sun, f ..more definition+
In relation to the base unit of [length] => (meters), 1 Kilometers (km) is equal to 1000 meters, while 1 Astronomical Unit (au) = 149597870700 meters.| 1 Kilometers | to common length units |
|---|---|
| 1 km | = 1000 meters (m) |
| 1 km | = 1 kilometers (km) |
| 1 km | = 100000 centimeters (cm) |
| 1 km | = 3280.8398950131 feet (ft) |
| 1 km | = 39370.078740157 inches (in) |
| 1 km | = 1093.6132983377 yards (yd) |
| 1 km | = 0.62137119223733 miles (mi) |
| 1 km | = 1.056970721911E-13 light years (ly) |
| 1 km | = 3779528.0352161 pixels (PX) |
| 1 km | = 6.25E+37 planck length (pl) |
| Kilometers | to Astronomical Unit (table conversion) |
|---|---|
| 1 km | = 6.6845871222684E-9 au |
| 2 km | = 1.3369174244537E-8 au |
| 3 km | = 2.0053761366805E-8 au |
| 4 km | = 2.6738348489074E-8 au |
| 5 km | = 3.3422935611342E-8 au |
| 6 km | = 4.0107522733611E-8 au |
| 7 km | = 4.6792109855879E-8 au |
| 8 km | = 5.3476696978148E-8 au |
| 9 km | = 6.0161284100416E-8 au |
| 10 km | = 6.6845871222684E-8 au |
| 20 km | = 1.3369174244537E-7 au |
| 30 km | = 2.0053761366805E-7 au |
| 40 km | = 2.6738348489074E-7 au |
| 50 km | = 3.3422935611342E-7 au |
| 60 km | = 4.0107522733611E-7 au |
| 70 km | = 4.6792109855879E-7 au |
| 80 km | = 5.3476696978148E-7 au |
| 90 km | = 6.0161284100416E-7 au |
| 100 km | = 6.6845871222684E-7 au |
| 200 km | = 1.3369174244537E-6 au |
| 300 km | = 2.0053761366805E-6 au |
| 400 km | = 2.6738348489074E-6 au |
| 500 km | = 3.3422935611342E-6 au |
| 600 km | = 4.0107522733611E-6 au |
| 700 km | = 4.6792109855879E-6 au |
| 800 km | = 5.3476696978148E-6 au |
| 900 km | = 6.0161284100416E-6 au |
| 1000 km | = 6.6845871222684E-6 au |
| 2000 km | = 1.3369174244537E-5 au |
| 4000 km | = 2.6738348489074E-5 au |
| 5000 km | = 3.3422935611342E-5 au |
| 7500 km | = 5.0134403417013E-5 au |
| 10000 km | = 6.6845871222684E-5 au |
| 25000 km | = 0.00016711467805671 au |
| 50000 km | = 0.00033422935611342 au |
| 100000 km | = 0.00066845871222684 au |
| 1000000 km | = 0.0066845871222684 au |
| 1000000000 km | = 6.6845871222684 au |