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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 Rems (rem) = 0.0042333328 meters.| 2489000000 Light Seconds | to common length units |
|---|---|
| 2489000000 ls | = 746202200000000000 meters (m) |
| 2489000000 ls | = 746202200000000 kilometers (km) |
| 2489000000 ls | = 7.462022E+19 centimeters (cm) |
| 2489000000 ls | = 2.4481699475066E+18 feet (ft) |
| 2489000000 ls | = 2.9378039370079E+19 inches (in) |
| 2489000000 ls | = 8.1605664916885E+17 yards (yd) |
| 2489000000 ls | = 4.6366855066412E+14 miles (mi) |
| 2489000000 ls | = 78.871387802558 light years (ly) |
| 2489000000 ls | = 2.82029213484E+21 pixels (PX) |
| 2489000000 ls | = 4.66376375E+52 planck length (pl) |