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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 Light Years (ly) is equal to 9461000000000000 meters, while 1 Microinches (μin) = 2.54E-8 meters.| 40 Light Years | to common length units |
|---|---|
| 40 ly | = 378440000000000000 meters (m) |
| 40 ly | = 378440000000000 kilometers (km) |
| 40 ly | = 3.7844E+19 centimeters (cm) |
| 40 ly | = 1.2416010498688E+18 feet (ft) |
| 40 ly | = 1.4899212598425E+19 inches (in) |
| 40 ly | = 4.1386701662292E+17 yards (yd) |
| 40 ly | = 2.351517139903E+14 miles (mi) |
| 40 ly | = 40 light years (ly) |
| 40 ly | = 1.4303245896472E+21 pixels (PX) |
| 40 ly | = 2.36525E+52 planck length (pl) |