The light-second is a unit of length useful in astronomy, telecommunications and relativistic physics. It is defined as the distance that light travels in free space in one second, and is equal to exactly 2997 ..more definition+
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 Seconds (ls) is equal to 299800000 meters, while 1 Rack Unit (ru) = 0.04445 meters.| 1 Light Seconds | to common length units |
|---|---|
| 1 ls | = 299800000 meters (m) |
| 1 ls | = 299800 kilometers (km) |
| 1 ls | = 29980000000 centimeters (cm) |
| 1 ls | = 983595800.52493 feet (ft) |
| 1 ls | = 11803149606.299 inches (in) |
| 1 ls | = 327865266.84164 yards (yd) |
| 1 ls | = 186287.08343275 miles (mi) |
| 1 ls | = 3.1687982242892E-8 light years (ly) |
| 1 ls | = 1133102504957.8 pixels (PX) |
| 1 ls | = 1.87375E+43 planck length (pl) |
| Light Seconds | to Rack Unit (table conversion) |
|---|---|
| 1 ls | = 6744656917.8853 ru |
| 2 ls | = 13489313835.771 ru |
| 3 ls | = 20233970753.656 ru |
| 4 ls | = 26978627671.541 ru |
| 5 ls | = 33723284589.426 ru |
| 6 ls | = 40467941507.312 ru |
| 7 ls | = 47212598425.197 ru |
| 8 ls | = 53957255343.082 ru |
| 9 ls | = 60701912260.967 ru |
| 10 ls | = 67446569178.853 ru |
| 20 ls | = 134893138357.71 ru |
| 30 ls | = 202339707536.56 ru |
| 40 ls | = 269786276715.41 ru |
| 50 ls | = 337232845894.26 ru |
| 60 ls | = 404679415073.12 ru |
| 70 ls | = 472125984251.97 ru |
| 80 ls | = 539572553430.82 ru |
| 90 ls | = 607019122609.67 ru |
| 100 ls | = 674465691788.53 ru |
| 200 ls | = 1348931383577.1 ru |
| 300 ls | = 2023397075365.6 ru |
| 400 ls | = 2697862767154.1 ru |
| 500 ls | = 3372328458942.6 ru |
| 600 ls | = 4046794150731.2 ru |
| 700 ls | = 4721259842519.7 ru |
| 800 ls | = 5395725534308.2 ru |
| 900 ls | = 6070191226096.7 ru |
| 1000 ls | = 6744656917885.3 ru |
| 2000 ls | = 13489313835771 ru |
| 4000 ls | = 26978627671541 ru |
| 5000 ls | = 33723284589426 ru |
| 7500 ls | = 50584926884139 ru |
| 10000 ls | = 67446569178853 ru |
| 25000 ls | = 1.6861642294713E+14 ru |
| 50000 ls | = 3.3723284589426E+14 ru |
| 100000 ls | = 6.7446569178853E+14 ru |
| 1000000 ls | = 6.7446569178853E+15 ru |
| 1000000000 ls | = 6.7446569178853E+18 ru |