Convert rod (US survey) to nautical mile (international)
Please provide values below to convert rod (US survey) [rd (US)] to nautical mile (international) [NM], or Convert nautical mile (international) to rod (US survey).
How to Convert Rod (Us Survey) to Nautical Mile (International)
1 rd (US) = 0.00271555618704104 NM
Example: convert 15 rd (US) to NM:
15 rd (US) = 15 × 0.00271555618704104 NM = 0.0407333428056156 NM
Rod (Us Survey) to Nautical Mile (International) Conversion Table
| rod (US survey) | nautical mile (international) |
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Rod (Us Survey)
A U.S. survey rod is a unit of length equal to 16.5 U.S. survey feet.
History/Origin
The U.S. survey rod is based on the U.S. survey foot, which was slightly different from the international foot. The use of survey units was officially phased out in 2022.
Current Use
The U.S. survey rod was used for land surveying in the United States.
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.