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.
| Mach | Inches per second |
|---|---|
| 0Mach | 0.00in/s |
| 1Mach | 13397.24in/s |
| 2Mach | 26794.49in/s |
| 3Mach | 40191.73in/s |
| 4Mach | 53588.98in/s |
| 5Mach | 66986.22in/s |
| 6Mach | 80383.47in/s |
| 7Mach | 93780.71in/s |
| 8Mach | 107177.95in/s |
| 9Mach | 120575.20in/s |
| 10Mach | 133972.44in/s |
| 11Mach | 147369.69in/s |
| 12Mach | 160766.93in/s |
| 13Mach | 174164.17in/s |
| 14Mach | 187561.42in/s |
| 15Mach | 200958.66in/s |
| 16Mach | 214355.91in/s |
| 17Mach | 227753.15in/s |
| 18Mach | 241150.40in/s |
| 19Mach | 254547.64in/s |
| Mach | Inches per second |
|---|---|
| 20Mach | 267944.88in/s |
| 21Mach | 281342.13in/s |
| 22Mach | 294739.37in/s |
| 23Mach | 308136.62in/s |
| 24Mach | 321533.86in/s |
| 25Mach | 334931.10in/s |
| 26Mach | 348328.35in/s |
| 27Mach | 361725.59in/s |
| 28Mach | 375122.84in/s |
| 29Mach | 388520.08in/s |
| 30Mach | 401917.33in/s |
| 31Mach | 415314.57in/s |
| 32Mach | 428711.81in/s |
| 33Mach | 442109.06in/s |
| 34Mach | 455506.30in/s |
| 35Mach | 468903.55in/s |
| 36Mach | 482300.79in/s |
| 37Mach | 495698.03in/s |
| 38Mach | 509095.28in/s |
| 39Mach | 522492.52in/s |
| Mach | Inches per second |
|---|---|
| 40Mach | 535889.77in/s |
| 41Mach | 549287.01in/s |
| 42Mach | 562684.26in/s |
| 43Mach | 576081.50in/s |
| 44Mach | 589478.74in/s |
| 45Mach | 602875.99in/s |
| 46Mach | 616273.23in/s |
| 47Mach | 629670.48in/s |
| 48Mach | 643067.72in/s |
| 49Mach | 656464.96in/s |
| 50Mach | 669862.21in/s |
| 51Mach | 683259.45in/s |
| 52Mach | 696656.70in/s |
| 53Mach | 710053.94in/s |
| 54Mach | 723451.19in/s |
| 55Mach | 736848.43in/s |
| 56Mach | 750245.67in/s |
| 57Mach | 763642.92in/s |
| 58Mach | 777040.16in/s |
| 59Mach | 790437.41in/s |
