Convert chain to nautical mile (UK)
Please provide values below to convert chain [ch] to nautical mile (UK) [NM (UK)], or Convert nautical mile (UK) to chain.
How to Convert Chain to Nautical Mile (Uk)
1 ch = 0.0108552631578947 NM (UK)
Example: convert 15 ch to NM (UK):
15 ch = 15 × 0.0108552631578947 NM (UK) = 0.162828947368421 NM (UK)
Chain to Nautical Mile (Uk) Conversion Table
| chain | nautical mile (UK) |
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Chain
A chain is a unit of length equal to 66 feet, or 22 yards.
History/Origin
The chain was developed by English surveyor Edmund Gunter in the early 17th century. It was designed to be a convenient length for surveying land.
Current Use
The chain is still used in some surveying applications and is the length of a cricket pitch.
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.