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Flight Phase

Altitude d’accélération

The specified altitude after take-off at which an aircraft transitions from take-off power and climb profile to acceleration and flap retraction, as defined in the departure procedure.

Quick answer: The specified altitude after take-off at which an aircraft transitions from take-off power and climb profile to acceleration and flap retraction, as defined in the departure procedure.

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Quick answer

The specified altitude after take-off at which an aircraft transitions from take-off power and climb profile to acceleration and flap retraction, as defined in the departure procedure.

Why it matters

Altitude d’accélération matters because it supports clear communication in Flight Phase contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is Altitude d’accélération?

In this glossary, Altitude d’accélération refers to: The specified altitude after take-off at which an aircraft transitions from take-off power and climb profile to acceleration and flap retraction, as defined in the departure procedure.

How is Altitude d’accélération used in aviation?

In aviation communication, this term appears in contexts such as: "À l’altitude d’accélération, augmentez la vitesse, rentrez les volets selon la procédure et réduisez à la puissance de montée."

Why does Altitude d’accélération matter in aviation?

Altitude d’accélération matters because it supports clear communication in Flight Phase contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses Altitude d’accélération?

Altitude d’accélération is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Altitude d’accélération belong to?

In this glossary, Altitude d’accélération is grouped under Flight Phase. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

The specified altitude after take-off at which an aircraft transitions from take-off power and climb profile to acceleration and flap retraction, as defined in the departure procedure.

Operational example

At acceleration altitude, increase speed, retract flaps on schedule, and reduce to climb power.

Localized term

Altitude d’accélération

Localized example

À l’altitude d’accélération, augmentez la vitesse, rentrez les volets selon la procédure et réduisez à la puissance de montée.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Flight Phase

Exam relevance

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

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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