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 23-inch rack frames, as well as the height ..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.| 1 Light Days | to common length units |
|---|---|
| 1 ld | = 25900000000000 meters (m) |
| 1 ld | = 25900000000 kilometers (km) |
| 1 ld | = 2.59E+15 centimeters (cm) |
| 1 ld | = 84973753280840 feet (ft) |
| 1 ld | = 1.0196850393701E+15 inches (in) |
| 1 ld | = 28324584426947 yards (yd) |
| 1 ld | = 16093513878.947 miles (mi) |
| 1 ld | = 0.0027375541697495 light years (ly) |
| 1 ld | = 9.7889776112098E+16 pixels (PX) |
| 1 ld | = 1.61875E+48 planck length (pl) |
| Light Days | to Rack Unit (table conversion) |
|---|---|
| 1 ld | = 5.8267716535433E+14 ru |
| 2 ld | = 1.1653543307087E+15 ru |
| 3 ld | = 1.748031496063E+15 ru |
| 4 ld | = 2.3307086614173E+15 ru |
| 5 ld | = 2.9133858267717E+15 ru |
| 6 ld | = 3.496062992126E+15 ru |
| 7 ld | = 4.0787401574803E+15 ru |
| 8 ld | = 4.6614173228346E+15 ru |
| 9 ld | = 5.244094488189E+15 ru |
| 10 ld | = 5.8267716535433E+15 ru |
| 20 ld | = 1.1653543307087E+16 ru |
| 30 ld | = 1.748031496063E+16 ru |
| 40 ld | = 2.3307086614173E+16 ru |
| 50 ld | = 2.9133858267717E+16 ru |
| 60 ld | = 3.496062992126E+16 ru |
| 70 ld | = 4.0787401574803E+16 ru |
| 80 ld | = 4.6614173228346E+16 ru |
| 90 ld | = 5.244094488189E+16 ru |
| 100 ld | = 5.8267716535433E+16 ru |
| 200 ld | = 1.1653543307087E+17 ru |
| 300 ld | = 1.748031496063E+17 ru |
| 400 ld | = 2.3307086614173E+17 ru |
| 500 ld | = 2.9133858267717E+17 ru |
| 600 ld | = 3.496062992126E+17 ru |
| 700 ld | = 4.0787401574803E+17 ru |
| 800 ld | = 4.6614173228346E+17 ru |
| 900 ld | = 5.244094488189E+17 ru |
| 1000 ld | = 5.8267716535433E+17 ru |
| 2000 ld | = 1.1653543307087E+18 ru |
| 4000 ld | = 2.3307086614173E+18 ru |
| 5000 ld | = 2.9133858267717E+18 ru |
| 7500 ld | = 4.3700787401575E+18 ru |
| 10000 ld | = 5.8267716535433E+18 ru |
| 25000 ld | = 1.4566929133858E+19 ru |
| 50000 ld | = 2.9133858267717E+19 ru |
| 100000 ld | = 5.8267716535433E+19 ru |
| 1000000 ld | = 5.8267716535433E+20 ru |
| 1000000000 ld | = 5.8267716535433E+23 ru |