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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.| 1450 Siriometer | to common length units |
|---|---|
| 1450 sir | = 2.1692E+20 meters (m) |
| 1450 sir | = 2.1692E+17 kilometers (km) |
| 1450 sir | = 2.1692E+22 centimeters (cm) |
| 1450 sir | = 7.1167979002625E+20 feet (ft) |
| 1450 sir | = 8.540157480315E+21 inches (in) |
| 1450 sir | = 2.3722659667542E+20 yards (yd) |
| 1450 sir | = 1.3478783902012E+17 miles (mi) |
| 1450 sir | = 22927.808899693 light years (ly) |
| 1450 sir | = 8.1985522139908E+23 pixels (PX) |
| 1450 sir | = 1.35575E+55 planck length (pl) |