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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.
| Mach | Kilometers per second |
|---|---|
| 0Mach | 0.00km/s |
| 1Mach | 0.34km/s |
| 2Mach | 0.68km/s |
| 3Mach | 1.02km/s |
| 4Mach | 1.36km/s |
| 5Mach | 1.70km/s |
| 6Mach | 2.04km/s |
| 7Mach | 2.38km/s |
| 8Mach | 2.72km/s |
| 9Mach | 3.06km/s |
| 10Mach | 3.40km/s |
| 11Mach | 3.74km/s |
| 12Mach | 4.08km/s |
| 13Mach | 4.42km/s |
| 14Mach | 4.76km/s |
| 15Mach | 5.10km/s |
| 16Mach | 5.44km/s |
| 17Mach | 5.78km/s |
| 18Mach | 6.13km/s |
| 19Mach | 6.47km/s |
| Mach | Kilometers per second |
|---|---|
| 20Mach | 6.81km/s |
| 21Mach | 7.15km/s |
| 22Mach | 7.49km/s |
| 23Mach | 7.83km/s |
| 24Mach | 8.17km/s |
| 25Mach | 8.51km/s |
| 26Mach | 8.85km/s |
| 27Mach | 9.19km/s |
| 28Mach | 9.53km/s |
| 29Mach | 9.87km/s |
| 30Mach | 10.21km/s |
| 31Mach | 10.55km/s |
| 32Mach | 10.89km/s |
| 33Mach | 11.23km/s |
| 34Mach | 11.57km/s |
| 35Mach | 11.91km/s |
| 36Mach | 12.25km/s |
| 37Mach | 12.59km/s |
| 38Mach | 12.93km/s |
| 39Mach | 13.27km/s |
| Mach | Kilometers per second |
|---|---|
| 40Mach | 13.61km/s |
| 41Mach | 13.95km/s |
| 42Mach | 14.29km/s |
| 43Mach | 14.63km/s |
| 44Mach | 14.97km/s |
| 45Mach | 15.31km/s |
| 46Mach | 15.65km/s |
| 47Mach | 15.99km/s |
| 48Mach | 16.33km/s |
| 49Mach | 16.67km/s |
| 50Mach | 17.01km/s |
| 51Mach | 17.35km/s |
| 52Mach | 17.70km/s |
| 53Mach | 18.04km/s |
| 54Mach | 18.38km/s |
| 55Mach | 18.72km/s |
| 56Mach | 19.06km/s |
| 57Mach | 19.40km/s |
| 58Mach | 19.74km/s |
| 59Mach | 20.08km/s |
