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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.| 405220 Light Days | to common length units |
|---|---|
| 405220 ld | = 1.0495198E+19 meters (m) |
| 405220 ld | = 1.0495198E+16 kilometers (km) |
| 405220 ld | = 1.0495198E+21 centimeters (cm) |
| 405220 ld | = 3.4433064304462E+19 feet (ft) |
| 405220 ld | = 4.1319677165354E+20 inches (in) |
| 405220 ld | = 1.1477688101487E+19 yards (yd) |
| 405220 ld | = 6.5214136940269E+15 miles (mi) |
| 405220 ld | = 1109.3117006659 light years (ly) |
| 405220 ld | = 3.9666895076144E+22 pixels (PX) |
| 405220 ld | = 6.55949875E+53 planck length (pl) |