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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 Earth Circumference (Ec) is equal to 40000000 meters, while 1 Chains (ch) = 20.1168 meters.| 71 Earth Circumference | to common length units |
|---|---|
| 71 Ec | = 2840000000 meters (m) |
| 71 Ec | = 2840000 kilometers (km) |
| 71 Ec | = 284000000000 centimeters (cm) |
| 71 Ec | = 9317585301.8373 feet (ft) |
| 71 Ec | = 111811023622.05 inches (in) |
| 71 Ec | = 3105861767.2791 yards (yd) |
| 71 Ec | = 1764694.185954 miles (mi) |
| 71 Ec | = 3.0017968502272E-7 light years (ly) |
| 71 Ec | = 10733859620014 pixels (PX) |
| 71 Ec | = 1.775E+44 planck length (pl) |