Miles per hour to knots
1 mile per hour = 0.869 knots
For any other value: kn = mph × 0.8689762419
Calculator
17.38 kn
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Miles per hour to knots chart
The values people look up most.
| miles per hour | knots |
|---|---|
| 20 mph | 17.38 kn |
| 10 mph | 8.69 kn |
| 30 mph | 26.07 kn |
| 80 mph | 69.52 kn |
| 100 mph | 86.9 kn |
| 12 mph | 10.43 kn |
| 15 mph | 13.03 kn |
| 35 mph | 30.41 kn |
| 40 mph | 34.76 kn |
| 25 mph | 21.72 kn |
| 55 mph | 47.79 kn |
| 60 mph | 52.14 kn |
| 70 mph | 60.83 kn |
| 1 mph | 0.869 kn |
| 7 mph | 6.08 kn |
| 50 mph | 43.45 kn |
| 14 mph | 12.17 kn |
| 150 mph | 130.35 kn |
| 120 mph | 104.28 kn |
| 17 mph | 14.77 kn |
| 13 mph | 11.3 kn |
| 6 mph | 5.21 kn |
| 11 mph | 9.56 kn |
| 200 mph | 173.8 kn |
| 8 mph | 6.95 kn |
| 45 mph | 39.1 kn |
| 28 mph | 24.33 kn |
| 16 mph | 13.9 kn |
| 9 mph | 7.82 kn |
| 85 mph | 73.86 kn |
Formula
kn = mph × 0.8689762419
A knot is one nautical mile per hour, and a nautical mile is exactly 1,852 m — that is where the 1.15078 comes from.
Where this number comes from
This factor is exact, not rounded. A knot is one nautical mile — exactly 1,852 m — per hour.
Source: NIST Guide to the SI, Appendix B: Conversion Factors, NIST (National Institute of Standards and Technology, USA).
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