Convert Fathom to Chain
Convert fathoms to chains by entering a value below.
How to Convert Fathoms to Chains
The fathom and chain are both units of length. 1 chain equals 11 fathoms. This means to convert fathoms to chains, you divide by 11.
Formula
Step-by-Step Example
Convert 5 fathom to chains:
We need to convert fathoms to chains
Since 1 ch = 11 fathom, divide by 11
5 ÷ 11 = 0.4545454545
5 fathom = 0.4545454545 ch
Fathom to Chain Conversion Table
Quick reference table for common fathom to chain conversions. Click any value for detailed calculation.
| Fathoms (fathom) | Chains (ch) |
|---|---|
| 1 fathom | 0.0909090909 ch |
| 2 fathom | 0.1818181818 ch |
| 5 fathom | 0.4545454545 ch |
| 10 fathom | 0.9090909091 ch |
| 15 fathom | 1.3636363636 ch |
| 20 fathom | 1.8181818182 ch |
| 25 fathom | 2.2727272727 ch |
| 50 fathom | 4.5454545455 ch |
| 100 fathom | 9.0909090909 ch |
About These Units
Fathom (fathom)
A fathom is a nautical unit equal to 6 feet or 1.8288 meters. Fathoms traditionally measure water depth and anchor chain length. The term comes from Old English "fæðm" meaning outstretched arms. Depth soundings were historically reported in fathoms.
Chain (ch)
A chain (ch) is a surveying unit equal to 66 feet, 22 yards, or 20.1168 meters. Invented by Edmund Gunter in 1620, chains are still used in land surveying and property descriptions. Ten chains equal one furlong, 80 chains equal one mile.
Frequently Asked Questions
How do I convert fathoms to chains?
To convert fathoms to chains, divide the value by 11. For example, 10 fathom = 0.9090909091 ch.
How many chains are in 1 fathom?
1 fathom equals 0.0909090909 chains.
What is the formula for fathoms to chains?
The formula is: ch = fathom ÷ 11.