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Note: For a pure decimal result please select 'decimal' from the options above the result.
Mach is a speed measurement based on the speed of sound. Since sound travels at different speeds in different conditions, the calculations here are given for 20°C in dry air at sea level. Mach is typically used in aviation and space exploration.
| -20.000Mach | -4.2289mi/s |
| -19.000Mach | -4.0175mi/s |
| -18.000Mach | -3.8060mi/s |
| -17.000Mach | -3.5946mi/s |
| -16.000Mach | -3.3831mi/s |
| -15.000Mach | -3.1717mi/s |
| -14.000Mach | -2.9602mi/s |
| -13.000Mach | -2.7488mi/s |
| -12.000Mach | -2.5374mi/s |
| -11.000Mach | -2.3259mi/s |
| -10.000Mach | -2.1145mi/s |
| -9.0000Mach | -1.9030mi/s |
| -8.0000Mach | -1.6916mi/s |
| -7.0000Mach | -1.4801mi/s |
| -6.0000Mach | -1.2687mi/s |
| -5.0000Mach | -1.0572mi/s |
| -4.0000Mach | -0.84579mi/s |
| -3.0000Mach | -0.63434mi/s |
| -2.0000Mach | -0.42289mi/s |
| -1.0000Mach | -0.21145mi/s |
| Mach | Miles per second |
|---|---|
| 0.0000Mach | 0.0000mi/s |
| 1.0000Mach | 0.21145mi/s |
| 2.0000Mach | 0.42289mi/s |
| 3.0000Mach | 0.63434mi/s |
| 4.0000Mach | 0.84579mi/s |
| 5.0000Mach | 1.0572mi/s |
| 6.0000Mach | 1.2687mi/s |
| 7.0000Mach | 1.4801mi/s |
| 8.0000Mach | 1.6916mi/s |
| 9.0000Mach | 1.9030mi/s |
| 10.000Mach | 2.1145mi/s |
| 11.000Mach | 2.3259mi/s |
| 12.000Mach | 2.5374mi/s |
| 13.000Mach | 2.7488mi/s |
| 14.000Mach | 2.9602mi/s |
| 15.000Mach | 3.1717mi/s |
| 16.000Mach | 3.3831mi/s |
| 17.000Mach | 3.5946mi/s |
| 18.000Mach | 3.8060mi/s |
| 19.000Mach | 4.0175mi/s |
| Mach | Miles per second |
|---|---|
| 20.000Mach | 4.2289mi/s |
| 21.000Mach | 4.4404mi/s |
| 22.000Mach | 4.6518mi/s |
| 23.000Mach | 4.8633mi/s |
| 24.000Mach | 5.0747mi/s |
| 25.000Mach | 5.2862mi/s |
| 26.000Mach | 5.4976mi/s |
| 27.000Mach | 5.7091mi/s |
| 28.000Mach | 5.9205mi/s |
| 29.000Mach | 6.1319mi/s |
| 30.000Mach | 6.3434mi/s |
| 31.000Mach | 6.5548mi/s |
| 32.000Mach | 6.7663mi/s |
| 33.000Mach | 6.9777mi/s |
| 34.000Mach | 7.1892mi/s |
| 35.000Mach | 7.4006mi/s |
| 36.000Mach | 7.6121mi/s |
| 37.000Mach | 7.8235mi/s |
| 38.000Mach | 8.0350mi/s |
| 39.000Mach | 8.2464mi/s |
| Mach | Miles per second |
|---|---|
| 40.000Mach | 8.4579mi/s |
| 41.000Mach | 8.6693mi/s |
| 42.000Mach | 8.8807mi/s |
| 43.000Mach | 9.0922mi/s |
| 44.000Mach | 9.3036mi/s |
| 45.000Mach | 9.5151mi/s |
| 46.000Mach | 9.7265mi/s |
| 47.000Mach | 9.9380mi/s |
| 48.000Mach | 10.149mi/s |
| 49.000Mach | 10.361mi/s |
| 50.000Mach | 10.572mi/s |
| 51.000Mach | 10.784mi/s |
| 52.000Mach | 10.995mi/s |
| 53.000Mach | 11.207mi/s |
| 54.000Mach | 11.418mi/s |
| 55.000Mach | 11.630mi/s |
| 56.000Mach | 11.841mi/s |
| 57.000Mach | 12.052mi/s |
| 58.000Mach | 12.264mi/s |
| 59.000Mach | 12.475mi/s |
| 60.000Mach | 12.687mi/s |
| 61.000Mach | 12.898mi/s |
| 62.000Mach | 13.110mi/s |
| 63.000Mach | 13.321mi/s |
| 64.000Mach | 13.533mi/s |
| 65.000Mach | 13.744mi/s |
| 66.000Mach | 13.955mi/s |
| 67.000Mach | 14.167mi/s |
| 68.000Mach | 14.378mi/s |
| 69.000Mach | 14.590mi/s |
| 70.000Mach | 14.801mi/s |
| 71.000Mach | 15.013mi/s |
| 72.000Mach | 15.224mi/s |
| 73.000Mach | 15.436mi/s |
| 74.000Mach | 15.647mi/s |
| 75.000Mach | 15.858mi/s |
| 76.000Mach | 16.070mi/s |
| 77.000Mach | 16.281mi/s |
| 78.000Mach | 16.493mi/s |
| 79.000Mach | 16.704mi/s |