How to convert nautical miles to fathoms
1 nautical mile (international) is equal to 1,012.685914 fathoms, and 1 fathom is equal to 0.0009874730022 nautical miles. To convert, multiply by the conversion factor:
fathoms = nautical miles × 1,012.685914
fathoms = nautical miles ÷ 0.0009874730022Example: convert 15 NM to ftm: 15 × 1,012.685914 = 15,190.28871 ftm.
Nautical Mile (international) to Fathom conversion table
| Nautical Mile (international) (NM) | Fathom (ftm) |
|---|---|
| 0.01 NM | 10.12685914 ftm |
| 0.1 NM | 101.2685914 ftm |
| 1 NM | 1,012.685914 ftm |
| 2 NM | 2,025.371829 ftm |
| 3 NM | 3,038.057743 ftm |
| 5 NM | 5,063.429571 ftm |
| 10 NM | 10,126.85914 ftm |
| 20 NM | 20,253.71829 ftm |
| 50 NM | 50,634.29571 ftm |
| 100 NM | 101,268.5914 ftm |
| 250 NM | 253,171.4786 ftm |
| 500 NM | 506,342.9571 ftm |
| 1,000 NM | 1,012,685.914 ftm |
About the nautical mile (international)
The international nautical mile is exactly 1,852 m, close to one minute of latitude. It's used in aviation, shipping and for territorial waters, and one knot is one nautical mile per hour.
Symbol: NM · 1 NM = 1,852 m · Category: Nautical
About the fathom
The fathom is 6 feet (1.8288 m). It's used to measure the depth of water on nautical charts and fishing lines.
Symbol: ftm · 1 ftm = 1.8288 m · Category: Imperial & US customary