Example: To convert 5 Mach (20°C, 1 atm) to kilometer per second, multiply 5 by 0.343 to get 1.715 km/s (1.7150e+0 km/s).
| mach (atm) | km/s |
|---|---|
| 7 mach (atm) | 2.401 km/s (2.4010e+0 km/s) |
| 8 mach (atm) | 2.744 km/s (2.7440e+0 km/s) |
| 9 mach (atm) | 3.087 km/s (3.0870e+0 km/s) |
| 10 mach (atm) | 3.43 km/s (3.4300e+0 km/s) |
| 11 mach (atm) | 3.773 km/s (3.7730e+0 km/s) |
| 12 mach (atm) | 4.116 km/s (4.1160e+0 km/s) |
| 13 mach (atm) | 4.459 km/s (4.4590e+0 km/s) |
| 14 mach (atm) | 4.802 km/s (4.8020e+0 km/s) |
| 15 mach (atm) | 5.145 km/s (5.1450e+0 km/s) |
| 16 mach (atm) | 5.488 km/s (5.4880e+0 km/s) |
| 17 mach (atm) | 5.831 km/s (5.8310e+0 km/s) |
| 18 mach (atm) | 6.174 km/s (6.1740e+0 km/s) |
| 19 mach (atm) | 6.517 km/s (6.5170e+0 km/s) |
| 20 mach (atm) | 6.86 km/s (6.8600e+0 km/s) |
| 21 mach (atm) | 7.203 km/s (7.2030e+0 km/s) |