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A unit of length used to measure nuclear distances, = 10−15 meter. Named for the Italian physicist Enrico Fermi (1901–1954). Now obsolete, replaced by the SI term femtometer (symbol, fm); 1 fermi = 1 femtometer.
In relation to the base unit of [length] => (meters), 1 Light Days (ld) is equal to 25900000000000 meters, while 1 Fermi (fermi) = 1.0E-15 meters.| 3700 Light Days | to common length units |
|---|---|
| 3700 ld | = 95830000000000000 meters (m) |
| 3700 ld | = 95830000000000 kilometers (km) |
| 3700 ld | = 9.583E+18 centimeters (cm) |
| 3700 ld | = 3.1440288713911E+17 feet (ft) |
| 3700 ld | = 3.7728346456693E+18 inches (in) |
| 3700 ld | = 1.048009623797E+17 yards (yd) |
| 3700 ld | = 59546001352104 miles (mi) |
| 3700 ld | = 10.128950428073 light years (ly) |
| 3700 ld | = 3.6219217161476E+20 pixels (PX) |
| 3700 ld | = 5.989375E+51 planck length (pl) |