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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+
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+
In relation to the base unit of [length] => (meters), 1 Astronomical Unit (au) is equal to 149597870700 meters, while 1 Kilometers (km) = 1000 meters.| 47 Astronomical Unit | to common length units |
|---|---|
| 47 au | = 7031099922900 meters (m) |
| 47 au | = 7031099922.9 kilometers (km) |
| 47 au | = 7.0310999229E+14 centimeters (cm) |
| 47 au | = 23067913132874 feet (ft) |
| 47 au | = 2.7681495759449E+14 inches (in) |
| 47 au | = 7689304377624.7 yards (yd) |
| 47 au | = 4368922941.8322 miles (mi) |
| 47 au | = 0.0007431666761336 light years (ly) |
| 47 au | = 2.6574239277007E+16 pixels (PX) |
| 47 au | = 4.3944374518125E+47 planck length (pl) |