Knot to Mach (at sea level) Converter
Enter a value to instantly convert between speed units.
Precision4 dp
1 Knot = 0.0015 Mach (at sea level)
Key Formulas
Kilometer per Hour → Mile per Hour
mph = km/h × 0.621371Mile per Hour → Kilometer per Hour
km/h = mph × 1.60934Knot → Mile per Hour
mph = kn × 1.15078Mile per Hour → Knot
kn = mph × 0.868976Formula
Ma = kn × 0.001511782Knot and Mach (at sea level) measure speed (distance per time). Knot is used in various applications, while Mach (at sea level) is standard in aircraft speed numbers. Conversion matters in travel planning and weather reports.
Source: NIST SP 811, Table B.8
Last reviewed: · see our methodology
00| Knot (kn) | Mach (at sea level) (Ma) |
|---|---|
| 1 | 0.00151178 |
| 2 | 0.00302356 |
| 5 | 0.00755891 |
| 10 | 0.01511782 |
| 20 | 0.03023565 |
| 50 | 0.07558912 |
| 100 | 0.15117824 |
| 200 | 0.30235649 |