Aviation English
Flight Phase

¿Qué es Número Mach?

Número Mach The ratio of the true airspeed of an aircraft to the speed of sound under the same atmospheric conditions. Used in ATC for speed assignments and reporting in high-speed flight.

Source: ICAO Doc 9432, FAA PCG

How is “Número Mach” Used in Practice?

Mantenga Mach cero ocho cero o superior, avise si no es posible por turbulencia o limitaciones.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

¿Qué es Número Mach?

The ratio of the true airspeed of an aircraft to the speed of sound under the same atmospheric conditions. Used in ATC for speed assignments and reporting in high-speed flight.

Where can I learn this term for free?

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