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The siriometer is a rarely used and an obsolete astronomical unit of length, defined to be equal to about one million astronomical units (au). One siriometer is approxim ..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 Siriometer (sir) is equal to 1.496E+17 meters, while 1 Greek Plethron (pleth) = 30.8 meters.| 36600 Siriometer | to common length units |
|---|---|
| 36600 sir | = 5.47536E+21 meters (m) |
| 36600 sir | = 5.47536E+18 kilometers (km) |
| 36600 sir | = 5.47536E+23 centimeters (cm) |
| 36600 sir | = 1.7963779527559E+22 feet (ft) |
| 36600 sir | = 2.1556535433071E+23 inches (in) |
| 36600 sir | = 5.9879265091864E+21 yards (yd) |
| 36600 sir | = 3.4022309711286E+18 miles (mi) |
| 36600 sir | = 578729.52119226 light years (ly) |
| 36600 sir | = 2.0694276622901E+25 pixels (PX) |
| 36600 sir | = 3.4221E+56 planck length (pl) |