Flight Planning

taux de variation de température atmosphère standard

The rate at which temperature decreases with altitude under standard atmospheric conditions, 2 °C per 1000 ft or 6.5 °C per 1000 m.

Quick answer: The rate at which temperature decreases with altitude under standard atmospheric conditions, 2 °C per 1000 ft or 6.5 °C per 1000 m.

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Quick answer

The rate at which temperature decreases with altitude under standard atmospheric conditions, 2 °C per 1000 ft or 6.5 °C per 1000 m.

Why it matters

taux de variation de température atmosphère standard matters because it supports clear communication in Flight Planning 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 taux de variation de température atmosphère standard?

In this glossary, taux de variation de température atmosphère standard refers to: The rate at which temperature decreases with altitude under standard atmospheric conditions, 2 °C per 1000 ft or 6.5 °C per 1000 m.

How is taux de variation de température atmosphère standard used in aviation?

In aviation communication, this term appears in contexts such as: "Pilote : selon le taux de variation de température atmosphère standard, la température a chuté de douze degrés en montée."

Why does taux de variation de température atmosphère standard matter in aviation?

taux de variation de température atmosphère standard matters because it supports clear communication in Flight Planning 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 taux de variation de température atmosphère standard?

taux de variation de température atmosphère standard is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does taux de variation de température atmosphère standard belong to?

In this glossary, taux de variation de température atmosphère standard is grouped under Flight Planning. 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 rate at which temperature decreases with altitude under standard atmospheric conditions, 2 °C per 1000 ft or 6.5 °C per 1000 m.

Operational example

Pilot: According to standard‑atmosphere temperature lapse rate, temperature has dropped by twelve degrees during climb.

Localized term

taux de variation de température atmosphère standard

Localized example

Pilote : selon le taux de variation de température atmosphère standard, la température a chuté de douze degrés en montée.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Flight Planning

Exam relevance

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

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

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