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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.| 249000 Light Days | to common length units |
|---|---|
| 249000 ld | = 6449100000000000000 meters (m) |
| 249000 ld | = 6449100000000000 kilometers (km) |
| 249000 ld | = 6.4491E+20 centimeters (cm) |
| 249000 ld | = 2.1158464566929E+19 feet (ft) |
| 249000 ld | = 2.5390157480315E+20 inches (in) |
| 249000 ld | = 7.0528215223097E+18 yards (yd) |
| 249000 ld | = 4.0072849558578E+15 miles (mi) |
| 249000 ld | = 681.65098826762 light years (ly) |
| 249000 ld | = 2.4374554251912E+22 pixels (PX) |
| 249000 ld | = 4.0306875E+53 planck length (pl) |