Formula
knots = mph ÷ 1.150779448
MPH to Knots table
| Mile / hour (mph) | Knot (kn) |
|---|---|
| 1 | 0.868976 |
| 2 | 1.73795 |
| 3 | 2.60693 |
| 4 | 3.4759 |
| 5 | 4.34488 |
| 6 | 5.21386 |
| 7 | 6.08283 |
| 8 | 6.95181 |
| 9 | 7.82079 |
| 10 | 8.68976 |
| 15 | 13.0346 |
| 20 | 17.3795 |
| 25 | 21.7244 |
| 30 | 26.0693 |
| 40 | 34.759 |
| 50 | 43.4488 |
| 75 | 65.1732 |
| 100 | 86.8976 |
About the units
- Mile / hour
- Miles per hour is the unit for road speed limits in the US and UK. 1 mph is exactly 0.44704 meters per second.
- Knot
- A knot is one nautical mile (exactly 1,852 meters) per hour. It is the standard unit of speed at sea and in aviation.