Convert Miles Per Hour to Knots
Use our free online converter to easily convert from Miles Per Hour to Knots. Get accurate conversions instantly.
Converting Miles Per Hour to Knots
Converting miles per hour to knots is important for pilots, sailors, and meteorologists when translating speeds from common road units to maritime or aviation standards.
Mathematical Relationship
The mathematical relation between miles per hour and knots is: 1 mph = 0.868976 knots. To convert a speed in miles per hour to knots, multiply the mph value by 0.868976.
Common Conversion Values
| Miles Per Hour | Knots |
|---|---|
| 10 | 8.69 |
| 15 | 13.03 |
| 30 | 26.07 |
| 60 | 52.14 |
| 100 | 86.9 |
Unit Definitions
Miles Per Hour
Miles per hour (symbol: mph) is a unit of speed in the imperial and US customary systems, representing the number of miles traveled in one hour. It is used for road speed limits in the United States, the United Kingdom, and a few other countries.
Knots
The knot (symbol: kn) is a unit of speed equal to one nautical mile per hour, or approximately 1.15078 miles per hour. It is used in maritime navigation, aviation, and meteorology, particularly for measuring wind speeds and vessel speeds.
Historical Context
The mile has ancient Roman origins, while the knot originated from maritime navigation practices. The nautical mile, on which the knot is based, was defined as one minute of latitude, making it particularly useful for navigation.