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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+
A chain (ch) is a unit of length. It measures 66 feet, or 22 yards, or 100 links, or 4 rods (20.1168 m). There are 10 chains in a furlong, and 80 chains in one statute mile. ..more definition+
In relation to the base unit of [length] => (meters), 1 Light Years (ly) is equal to 9461000000000000 meters, while 1 Chains (ch) = 20.1168 meters.| 68 Light Years | to common length units |
|---|---|
| 68 ly | = 643348000000000000 meters (m) |
| 68 ly | = 643348000000000 kilometers (km) |
| 68 ly | = 6.43348E+19 centimeters (cm) |
| 68 ly | = 2.1107217847769E+18 feet (ft) |
| 68 ly | = 2.5328661417323E+19 inches (in) |
| 68 ly | = 7.0357392825897E+17 yards (yd) |
| 68 ly | = 3.997579137835E+14 miles (mi) |
| 68 ly | = 68 light years (ly) |
| 68 ly | = 2.4315518024002E+21 pixels (PX) |
| 68 ly | = 4.020925E+52 planck length (pl) |