Note: Fractional results are rounded to the nearest 1/64. For a more accurate answer please select 'decimal' from the options above the result.
Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.
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 | -6.8058km/s |
| -19.000Mach | -6.4655km/s |
| -18.000Mach | -6.1252km/s |
| -17.000Mach | -5.7849km/s |
| -16.000Mach | -5.4446km/s |
| -15.000Mach | -5.1043km/s |
| -14.000Mach | -4.7641km/s |
| -13.000Mach | -4.4238km/s |
| -12.000Mach | -4.0835km/s |
| -11.000Mach | -3.7432km/s |
| -10.000Mach | -3.4029km/s |
| -9.0000Mach | -3.0626km/s |
| -8.0000Mach | -2.7223km/s |
| -7.0000Mach | -2.3820km/s |
| -6.0000Mach | -2.0417km/s |
| -5.0000Mach | -1.7014km/s |
| -4.0000Mach | -1.3612km/s |
| -3.0000Mach | -1.0209km/s |
| -2.0000Mach | -0.68058km/s |
| -1.0000Mach | -0.34029km/s |
| Mach | Kilometers per second |
|---|---|
| 0.0000Mach | 0.0000km/s |
| 1.0000Mach | 0.34029km/s |
| 2.0000Mach | 0.68058km/s |
| 3.0000Mach | 1.0209km/s |
| 4.0000Mach | 1.3612km/s |
| 5.0000Mach | 1.7014km/s |
| 6.0000Mach | 2.0417km/s |
| 7.0000Mach | 2.3820km/s |
| 8.0000Mach | 2.7223km/s |
| 9.0000Mach | 3.0626km/s |
| 10.000Mach | 3.4029km/s |
| 11.000Mach | 3.7432km/s |
| 12.000Mach | 4.0835km/s |
| 13.000Mach | 4.4238km/s |
| 14.000Mach | 4.7641km/s |
| 15.000Mach | 5.1043km/s |
| 16.000Mach | 5.4446km/s |
| 17.000Mach | 5.7849km/s |
| 18.000Mach | 6.1252km/s |
| 19.000Mach | 6.4655km/s |
| Mach | Kilometers per second |
|---|---|
| 20.000Mach | 6.8058km/s |
| 21.000Mach | 7.1461km/s |
| 22.000Mach | 7.4864km/s |
| 23.000Mach | 7.8267km/s |
| 24.000Mach | 8.1670km/s |
| 25.000Mach | 8.5072km/s |
| 26.000Mach | 8.8475km/s |
| 27.000Mach | 9.1878km/s |
| 28.000Mach | 9.5281km/s |
| 29.000Mach | 9.8684km/s |
| 30.000Mach | 10.209km/s |
| 31.000Mach | 10.549km/s |
| 32.000Mach | 10.889km/s |
| 33.000Mach | 11.230km/s |
| 34.000Mach | 11.570km/s |
| 35.000Mach | 11.910km/s |
| 36.000Mach | 12.250km/s |
| 37.000Mach | 12.591km/s |
| 38.000Mach | 12.931km/s |
| 39.000Mach | 13.271km/s |
| Mach | Kilometers per second |
|---|---|
| 40.000Mach | 13.612km/s |
| 41.000Mach | 13.952km/s |
| 42.000Mach | 14.292km/s |
| 43.000Mach | 14.632km/s |
| 44.000Mach | 14.973km/s |
| 45.000Mach | 15.313km/s |
| 46.000Mach | 15.653km/s |
| 47.000Mach | 15.994km/s |
| 48.000Mach | 16.334km/s |
| 49.000Mach | 16.674km/s |
| 50.000Mach | 17.014km/s |
| 51.000Mach | 17.355km/s |
| 52.000Mach | 17.695km/s |
| 53.000Mach | 18.035km/s |
| 54.000Mach | 18.376km/s |
| 55.000Mach | 18.716km/s |
| 56.000Mach | 19.056km/s |
| 57.000Mach | 19.397km/s |
| 58.000Mach | 19.737km/s |
| 59.000Mach | 20.077km/s |
| 60.000Mach | 20.417km/s |
| 61.000Mach | 20.758km/s |
| 62.000Mach | 21.098km/s |
| 63.000Mach | 21.438km/s |
| 64.000Mach | 21.779km/s |
| 65.000Mach | 22.119km/s |
| 66.000Mach | 22.459km/s |
| 67.000Mach | 22.799km/s |
| 68.000Mach | 23.140km/s |
| 69.000Mach | 23.480km/s |
| 70.000Mach | 23.820km/s |
| 71.000Mach | 24.161km/s |
| 72.000Mach | 24.501km/s |
| 73.000Mach | 24.841km/s |
| 74.000Mach | 25.181km/s |
| 75.000Mach | 25.522km/s |
| 76.000Mach | 25.862km/s |
| 77.000Mach | 26.202km/s |
| 78.000Mach | 26.543km/s |
| 79.000Mach | 26.883km/s |