Convert nautical mile (UK) to nautical mile (international)
Please provide values below to convert nautical mile (UK) [NM (UK)] to nautical mile (international) [NM], or Convert nautical mile (international) to nautical mile (UK).
How to Convert Nautical Mile (Uk) to Nautical Mile (International)
1 NM (UK) = 1.00063930885529 NM
Example: convert 15 NM (UK) to NM:
15 NM (UK) = 15 × 1.00063930885529 NM = 15.0095896328294 NM
Nautical Mile (Uk) to Nautical Mile (International) Conversion Table
| nautical mile (UK) | nautical mile (international) |
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Nautical Mile (Uk)
The UK nautical mile, or Admiralty mile, was defined as 6,080 feet.
History/Origin
The British Admiralty defined its nautical mile as a thousandth of an imperial nautical mile. The UK adopted the international nautical mile of 1,852 meters in 1970.
Current Use
The UK nautical mile is an obsolete unit.
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.