Convert rod to nautical mile (international)
Please provide values below to convert rod [rd] to nautical mile (international) [NM], or Convert nautical mile (international) to rod.
How to Convert Rod to Nautical Mile (International)
1 rd = 0.00271555075593953 NM
Example: convert 15 rd to NM:
15 rd = 15 × 0.00271555075593953 NM = 0.0407332613390929 NM
Rod to Nautical Mile (International) Conversion Table
| rod | nautical mile (international) |
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Rod
A rod, also known as a perch or pole, is a unit of length equal to 16.5 feet, or 5.5 yards.
History/Origin
The rod has been used as a unit of measurement in England since at least the 13th century. It was a convenient length for measuring land.
Current Use
The rod is now an archaic unit of measurement, though it may still be encountered in old land deeds.
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.