How to convert miles (US survey) to nautical miles
1 mile (us survey) is equal to 0.8689779799 nautical miles, and 1 nautical mile (international) is equal to 1.150777146 miles (US survey). To convert, multiply by the conversion factor:
nautical miles = miles (US survey) × 0.8689779799
nautical miles = miles (US survey) ÷ 1.150777146Example: convert 15 mi (US) to NM: 15 × 0.8689779799 = 13.0346697 NM.
Mile (US Survey) to Nautical Mile (international) conversion table
| Mile (US Survey) (mi (US)) | Nautical Mile (international) (NM) |
|---|---|
| 0.01 mi (US) | 0.008689779799 NM |
| 0.1 mi (US) | 0.08689779799 NM |
| 1 mi (US) | 0.8689779799 NM |
| 2 mi (US) | 1.73795596 NM |
| 3 mi (US) | 2.60693394 NM |
| 5 mi (US) | 4.344889899 NM |
| 10 mi (US) | 8.689779799 NM |
| 20 mi (US) | 17.3795596 NM |
| 50 mi (US) | 43.44889899 NM |
| 100 mi (US) | 86.89779799 NM |
| 250 mi (US) | 217.244495 NM |
| 500 mi (US) | 434.4889899 NM |
| 1,000 mi (US) | 868.9779799 NM |
About the mile (us survey)
The US survey mile is 5,280 US survey feet, about 1,609.347 m, roughly 3.2 mm longer than the international mile.
Symbol: mi (US) · 1 mi (US) = 1,609.347219 m · Category: US survey units
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