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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.| 962100 Light Days | to common length units |
|---|---|
| 962100 ld | = 2.491839E+19 meters (m) |
| 962100 ld | = 2.491839E+16 kilometers (km) |
| 962100 ld | = 2.491839E+21 centimeters (cm) |
| 962100 ld | = 8.1753248031496E+19 feet (ft) |
| 962100 ld | = 9.8103897637795E+20 inches (in) |
| 962100 ld | = 2.7251082677165E+19 yards (yd) |
| 962100 ld | = 1.5483569702935E+16 miles (mi) |
| 962100 ld | = 2633.800866716 light years (ly) |
| 962100 ld | = 9.4179753597449E+22 pixels (PX) |
| 962100 ld | = 1.557399375E+54 planck length (pl) |