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Flight Phase

Beginn des Sinkflugs

The calculated point during cruise at which an aircraft initiates descent from cruising altitude toward destination, usually determined by onboard flight management systems.

Quick answer: The calculated point during cruise at which an aircraft initiates descent from cruising altitude toward destination, usually determined by onboard flight management systems.

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Quick answer

The calculated point during cruise at which an aircraft initiates descent from cruising altitude toward destination, usually determined by onboard flight management systems.

Why it matters

Beginn des Sinkflugs 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 Beginn des Sinkflugs?

In this glossary, Beginn des Sinkflugs refers to: The calculated point during cruise at which an aircraft initiates descent from cruising altitude toward destination, usually determined by onboard flight management systems.

How is Beginn des Sinkflugs used in aviation?

In aviation communication, this term appears in contexts such as: "Pilot: Wir haben den Beginn des Sinkflugs erreicht, sinken jetzt auf Flugfläche eins acht null wie freigegeben."

Why does Beginn des Sinkflugs matter in aviation?

Beginn des Sinkflugs 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 Beginn des Sinkflugs?

Beginn des Sinkflugs is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Beginn des Sinkflugs belong to?

In this glossary, Beginn des Sinkflugs 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 calculated point during cruise at which an aircraft initiates descent from cruising altitude toward destination, usually determined by onboard flight management systems.

Operational example

Pilot: We have reached top of descent, commencing descent to flight level one eight zero as cleared.

Localized term

Beginn des Sinkflugs

Localized example

Pilot: Wir haben den Beginn des Sinkflugs erreicht, sinken jetzt auf Flugfläche eins acht null wie freigegeben.

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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