Convert handbreadth to nautical mile (international)
Please provide values below to convert handbreadth [handbreadth] to nautical mile (international) [NM], or Convert nautical mile (international) to handbreadth.
How to Convert Handbreadth to Nautical Mile (International)
1 handbreadth = 4.11447084233261e-05 NM
Example: convert 15 handbreadth to NM:
15 handbreadth = 15 × 4.11447084233261e-05 NM = 0.000617170626349892 NM
Handbreadth to Nautical Mile (International) Conversion Table
| handbreadth | nautical mile (international) |
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Handbreadth
A handbreadth is an ancient unit of length, based on the width of the hand at the knuckles, excluding the thumb. It is typically about 3 inches.
History/Origin
The handbreadth has been used as a unit of measurement in many cultures throughout history.
Current Use
The handbreadth is an obsolete unit of measurement.
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.