How to convert nautical miles to fathoms (US survey)
1 nautical mile (international) is equal to 1,012.683889 fathoms (US survey), and 1 fathom (us survey) is equal to 0.0009874749771 nautical miles. To convert, multiply by the conversion factor:
fathoms (US survey) = nautical miles × 1,012.683889
fathoms (US survey) = nautical miles ÷ 0.0009874749771Example: convert 15 NM to ftm (US): 15 × 1,012.683889 = 15,190.25833 ftm (US).
Nautical Mile (international) to Fathom (US Survey) conversion table
| Nautical Mile (international) (NM) | Fathom (US Survey) (ftm (US)) |
|---|---|
| 0.01 NM | 10.12683889 ftm (US) |
| 0.1 NM | 101.2683889 ftm (US) |
| 1 NM | 1,012.683889 ftm (US) |
| 2 NM | 2,025.367778 ftm (US) |
| 3 NM | 3,038.051667 ftm (US) |
| 5 NM | 5,063.419444 ftm (US) |
| 10 NM | 10,126.83889 ftm (US) |
| 20 NM | 20,253.67778 ftm (US) |
| 50 NM | 50,634.19444 ftm (US) |
| 100 NM | 101,268.3889 ftm (US) |
| 250 NM | 253,170.9722 ftm (US) |
| 500 NM | 506,341.9444 ftm (US) |
| 1,000 NM | 1,012,683.889 ftm (US) |
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 (us survey)
The US survey fathom is 6 US survey feet, about 1.8288037 m.
Symbol: ftm (US) · 1 ftm (US) = 1.828803658 m · Category: US survey units