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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 Femtometers (fm) is equal to 1.0E-15 meters, while 1 Light Seconds (ls) = 299800000 meters.| 86 Femtometers | to common length units |
|---|---|
| 86 fm | = 8.6E-14 meters (m) |
| 86 fm | = 8.6E-17 kilometers (km) |
| 86 fm | = 8.6E-12 centimeters (cm) |
| 86 fm | = 2.8215223097113E-13 feet (ft) |
| 86 fm | = 3.3858267716535E-12 inches (in) |
| 86 fm | = 9.4050743657043E-14 yards (yd) |
| 86 fm | = 5.3437922532411E-17 miles (mi) |
| 86 fm | = 9.0899482084346E-30 light years (ly) |
| 86 fm | = 3.2503941102859E-10 pixels (PX) |
| 86 fm | = 5.375E+21 planck length (pl) |