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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.| 4675000000000 Light Days | to common length units |
|---|---|
| 4675000000000 ld | = 1.210825E+26 meters (m) |
| 4675000000000 ld | = 1.210825E+23 kilometers (km) |
| 4675000000000 ld | = 1.210825E+28 centimeters (cm) |
| 4675000000000 ld | = 3.9725229658793E+26 feet (ft) |
| 4675000000000 ld | = 4.7670275590551E+27 inches (in) |
| 4675000000000 ld | = 1.3241743219598E+26 yards (yd) |
| 4675000000000 ld | = 7.5237177384077E+22 miles (mi) |
| 4675000000000 ld | = 12798065743.579 light years (ly) |
| 4675000000000 ld | = 4.5763470332406E+29 pixels (PX) |
| 4675000000000 ld | = 7.56765625E+60 planck length (pl) |