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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+
In relation to the base unit of [length] => (meters), 1 Light Days (ld) is equal to 25900000000000 meters, while 1 Rack Unit (ru) = 0.04445 meters.| 19855 Light Days | to common length units |
|---|---|
| 19855 ld | = 514244500000000000 meters (m) |
| 19855 ld | = 514244500000000 kilometers (km) |
| 19855 ld | = 5.142445E+19 centimeters (cm) |
| 19855 ld | = 1.6871538713911E+18 feet (ft) |
| 19855 ld | = 2.0245846456693E+19 inches (in) |
| 19855 ld | = 5.6238462379703E+17 yards (yd) |
| 19855 ld | = 3.1953671806649E+14 miles (mi) |
| 19855 ld | = 54.354138040376 light years (ly) |
| 19855 ld | = 1.9436015047057E+21 pixels (PX) |
| 19855 ld | = 3.214028125E+52 planck length (pl) |