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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+
In relation to the base unit of [length] => (meters), 1 Light Seconds (ls) is equal to 299800000 meters, while 1 Decameters (dam) = 10 meters.| 4212000000000 Light Seconds | to common length units |
|---|---|
| 4212000000000 ls | = 1.2627576E+21 meters (m) |
| 4212000000000 ls | = 1.2627576E+18 kilometers (km) |
| 4212000000000 ls | = 1.2627576E+23 centimeters (cm) |
| 4212000000000 ls | = 4.142905511811E+21 feet (ft) |
| 4212000000000 ls | = 4.9714866141732E+22 inches (in) |
| 4212000000000 ls | = 1.380968503937E+21 yards (yd) |
| 4212000000000 ls | = 7.8464119541875E+17 miles (mi) |
| 4212000000000 ls | = 133469.78120706 light years (ly) |
| 4212000000000 ls | = 4.7726277508822E+24 pixels (PX) |
| 4212000000000 ls | = 7.892235E+55 planck length (pl) |