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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 ..more definition+
The kilometer (SI symbol: km) or kilometre (British spelling) is a unit of length in the metric system, equal to 1000 meters (kilo- being the SI prefix for 1000). It is ..more definition+
In relation to the base unit of [length] => (meters), 1 Light Seconds (ls) is equal to 299800000 meters, while 1 Kilometers (km) = 1000 meters.| 254000 Light Seconds | to common length units |
|---|---|
| 254000 ls | = 76149200000000 meters (m) |
| 254000 ls | = 76149200000 kilometers (km) |
| 254000 ls | = 7.61492E+15 centimeters (cm) |
| 254000 ls | = 2.4983333333333E+14 feet (ft) |
| 254000 ls | = 2.998E+15 inches (in) |
| 254000 ls | = 83277777777778 yards (yd) |
| 254000 ls | = 47316919191.919 miles (mi) |
| 254000 ls | = 0.0080487474896945 light years (ly) |
| 254000 ls | = 2.8780803625928E+17 pixels (PX) |
| 254000 ls | = 4.759325E+48 planck length (pl) |