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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+
Plethron is a measurement used in Ancient times, equal to 100 Greek feet (pous). It was roughly the width of a typical athletic running-track, and was used as the st ..more definition+
In relation to the base unit of [length] => (meters), 1 Astronomical Unit (au) is equal to 149597870700 meters, while 1 Greek Plethron (pleth) = 30.8 meters.| 685000 Astronomical Unit | to common length units |
|---|---|
| 685000 au | = 102474541429500000 meters (m) |
| 685000 au | = 102474541429500 kilometers (km) |
| 685000 au | = 1.024745414295E+19 centimeters (cm) |
| 685000 au | = 3.3620256374508E+17 feet (ft) |
| 685000 au | = 4.0344307649409E+18 inches (in) |
| 685000 au | = 1.1206752124836E+17 yards (yd) |
| 685000 au | = 63674727982022 miles (mi) |
| 685000 au | = 10.831259003224 light years (ly) |
| 685000 au | = 3.8730540222871E+20 pixels (PX) |
| 685000 au | = 6.4046588393438E+51 planck length (pl) |