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Mach (20°C, 1 atm) (Ma)
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31 conversions shown
To m/s (at 20°C): × 343.6. To km/h (at 20°C): × 1,237. Note: changes with altitude and temperature.
Mach = velocity ÷ speed_of_sound. At 20°C: Mach 1 = 343.6 m/s. Speed of sound = √(γRT/M) where γ = heat capacity ratio.
For example, 1 Mach (20°C, 1 atm) (Ma) = 12.8101885 Mile per Minute (mi/min).
| Mach (20°C, 1 atm) (Ma) | Mile per Minute (mi/min) |
|---|---|
| 0.001 | 0.0128101885 |
| 0.01 | 0.128101885 |
| 0.1 | 1.28101885 |
| 0.5 | 6.40509425 |
| 1 | 12.8101885 |
| 2 | 25.620377 |
| 5 | 64.0509425 |
| 10 | 128.101885 |
| 15 | 192.1528275 |
| 25 | 320.2547125 |
| 50 | 640.509425 |
| 75 | 960.7641374 |
| 100 | 1281.01885 |
| 250 | 3202.547125 |
| 500 | 6405.09425 |
| 750 | 9607.641374 |
| 1000 | 12810.1885 |




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