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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+
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 Seconds (ls) is equal to 299800000 meters, while 1 Chains (ch) = 20.1168 meters.| 671000000 Light Seconds | to common length units |
|---|---|
| 671000000 ls | = 201165800000000000 meters (m) |
| 671000000 ls | = 201165800000000 kilometers (km) |
| 671000000 ls | = 2.011658E+19 centimeters (cm) |
| 671000000 ls | = 6.5999278215223E+17 feet (ft) |
| 671000000 ls | = 7.9199133858268E+18 inches (in) |
| 671000000 ls | = 2.1999759405074E+17 yards (yd) |
| 671000000 ls | = 1.2499863298338E+14 miles (mi) |
| 671000000 ls | = 21.26263608498 light years (ly) |
| 671000000 ls | = 7.6031178082668E+20 pixels (PX) |
| 671000000 ls | = 1.25728625E+52 planck length (pl) |