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# Convert Kilometer/hour to Mach (20°C, 1 Atm)

Please provide values below to convert kilometer/hour [km/h] to Mach (20°C, 1 atm), or *vice versa*.

### Kilometer/hour to Mach (20°C, 1 Atm) Conversion Table

Kilometer/hour [km/h] | Mach (20°C, 1 Atm) |
---|---|

0.01 km/h | 8.0843357909714E-6 Mach (20°C, 1 atm) |

0.1 km/h | 8.08434E-5 Mach (20°C, 1 atm) |

1 km/h | 0.0008084336 Mach (20°C, 1 atm) |

2 km/h | 0.0016168672 Mach (20°C, 1 atm) |

3 km/h | 0.0024253007 Mach (20°C, 1 atm) |

5 km/h | 0.0040421679 Mach (20°C, 1 atm) |

10 km/h | 0.0080843358 Mach (20°C, 1 atm) |

20 km/h | 0.0161686716 Mach (20°C, 1 atm) |

50 km/h | 0.040421679 Mach (20°C, 1 atm) |

100 km/h | 0.0808433579 Mach (20°C, 1 atm) |

1000 km/h | 0.8084335791 Mach (20°C, 1 atm) |

### How to Convert Kilometer/hour to Mach (20°C, 1 Atm)

1 km/h = 0.0008084336 Mach (20°C, 1 atm)

1 Mach (20°C, 1 atm) = 1236.96 km/h

**Example:** convert 15 km/h to Mach (20°C, 1 atm):

15 km/h = 15 × 0.0008084336 Mach (20°C, 1 atm) = 0.0121265037 Mach (20°C, 1 atm)