Convert femtometer to nautical mile (international)
Please provide values below to convert femtometer [fm] to nautical mile (international) [NM], or Convert nautical mile (international) to femtometer.
How to Convert Femtometer to Nautical Mile (International)
1 fm = 5.39956803455724e-19 NM
Example: convert 15 fm to NM:
15 fm = 15 × 5.39956803455724e-19 NM = 8.09935205183585e-18 NM
Femtometer to Nautical Mile (International) Conversion Table
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Femtometer
A femtometer is a unit of length in the metric system equal to 10^-15 meters. It is also known as a fermi.
History/Origin
The prefix "femto-" for 10^-15 was adopted by the CGPM (General Conference on Weights and Measures) in 1964. The unit is also named after the physicist Enrico Fermi.
Current Use
The femtometer is primarily used in nuclear physics to measure the size of atomic nuclei.
Nautical Mile (International)
The international nautical mile is a unit of length used in marine and air navigation, defined as exactly 1,852 meters.
History/Origin
Historically, a nautical mile was defined as one minute of arc of latitude. The international nautical mile was defined by the First International Extraordinary Hydrographic Conference in Monaco in 1929. The United States adopted it in 1954, and the United Kingdom in 1970.
Current Use
The nautical mile is used for maritime and aviation purposes worldwide.