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A rack unit (abbreviated U or RU) is a unit of measure defined as 1.75 inches (44.45 mm). It is most frequently used as a measurement of the overall height of 19-inch and ..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 Rack Unit (ru) is equal to 0.04445 meters, while 1 Greek Plethron (pleth) = 30.8 meters.| 91 Rack Unit | to common length units |
|---|---|
| 91 ru | = 4.04495 meters (m) |
| 91 ru | = 0.00404495 kilometers (km) |
| 91 ru | = 404.495 centimeters (cm) |
| 91 ru | = 13.270833333333 feet (ft) |
| 91 ru | = 159.25 inches (in) |
| 91 ru | = 4.4236111111111 yards (yd) |
| 91 ru | = 0.0025134154040404 miles (mi) |
| 91 ru | = 4.2753937215939E-16 light years (ly) |
| 91 ru | = 15288.001926047 pixels (PX) |
| 91 ru | = 2.52809375E+35 planck length (pl) |