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A light-year (abbreviation: ly), sometimes referred to incorrectly as a light year, is a unit of length used informally to express astronomical distances. It is approxi ..more definition+
In relation to the base unit of [length] => (meters), 1 Femtometers (fm) is equal to 1.0E-15 meters, while 1 Light Years (ly) = 9461000000000000 meters.| 1361606911 Femtometers | to common length units |
|---|---|
| 1361606911 fm | = 1.361606911E-6 meters (m) |
| 1361606911 fm | = 1.361606911E-9 kilometers (km) |
| 1361606911 fm | = 0.0001361606911 centimeters (cm) |
| 1361606911 fm | = 4.4672142749344E-6 feet (ft) |
| 1361606911 fm | = 5.3606571299213E-5 inches (in) |
| 1361606911 fm | = 1.4890714249781E-6 yards (yd) |
| 1361606911 fm | = 8.4606330964666E-10 miles (mi) |
| 1361606911 fm | = 1.4391786396787E-22 light years (ly) |
| 1361606911 fm | = 0.0051462314930685 pixels (PX) |
| 1361606911 fm | = 8.51004319375E+28 planck length (pl) |