Convert chain to nautical mile (international)
Please provide values below to convert chain [ch] to nautical mile (international) [NM], or Convert nautical mile (international) to chain.
1 ch = 0.0108622030238 NM. To convert chain to nautical mile (international), multiply the value by 0.0108622030238; to go the other way, divide by it (1 NM = 92.0623558419 ch). Both units measure length and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 ch = 0.0108622030238 NM
- 1 NM = 92.0623558419 ch
- 10 ch = 0.108622030238 NM
- 100 ch = 1.08622030238 NM
How to Convert Chain to Nautical Mile (International)
1 ch = 0.0108622030237581 NM
Example: convert 15 ch to NM:
15 ch = 15 × 0.0108622030237581 NM = 0.162933045356372 NM
Chain to Nautical Mile (International) Conversion Table
| chain | nautical mile (international) |
|---|---|
| 1 ch | 0.0108622030238 NM |
| 2 ch | 0.0217244060475 NM |
| 3 ch | 0.0325866090713 NM |
| 5 ch | 0.0543110151188 NM |
| 10 ch | 0.108622030238 NM |
| 20 ch | 0.217244060475 NM |
| 50 ch | 0.543110151188 NM |
| 100 ch | 1.08622030238 NM |
| 500 ch | 5.43110151188 NM |
| 1000 ch | 10.8622030238 NM |
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 (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.
Frequently Asked Questions
What is 1 chain in nautical mile (international)?
1 chain (ch) = 0.0108622030238 nautical mile (international) (NM).
How do you convert chain to nautical mile (international)?
Multiply the chain value by 0.0108622030238. For example, 25 ch × 0.0108622030238 = 0.271555075594 NM.
What is 10 chain in nautical mile (international)?
10 ch = 0.108622030238 NM.
Which unit is larger, the chain or the nautical mile (international)?
The nautical mile (international) is the larger unit: 1 ch equals only 0.0108622030238 NM.