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Long Haul

Equal Time Chart

A chart used in flight planning to determine the point at which the flight time to two alternate aerodromes is equal, commonly applied for ETOPS and long-range operations.

Quick answer: A chart used in flight planning to determine the point at which the flight time to two alternate aerodromes is equal, commonly applied for ETOPS and long-range operations.

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Quick answer

A chart used in flight planning to determine the point at which the flight time to two alternate aerodromes is equal, commonly applied for ETOPS and long-range operations.

Why it matters

Equal Time Chart matters because it supports clear communication in Long Haul 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 Equal Time Chart?

In this glossary, Equal Time Chart refers to: A chart used in flight planning to determine the point at which the flight time to two alternate aerodromes is equal, commonly applied for ETOPS and long-range operations.

How is Equal Time Chart used in aviation?

In aviation communication, this term appears in contexts such as: "According to the equal time chart, ETP is located over waypoint 45 North 030 West between Shannon and Gander."

Why does Equal Time Chart matter in aviation?

Equal Time Chart matters because it supports clear communication in Long Haul 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 Equal Time Chart?

Equal Time Chart is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Equal Time Chart belong to?

In this glossary, Equal Time Chart is grouped under Long Haul. 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

A chart used in flight planning to determine the point at which the flight time to two alternate aerodromes is equal, commonly applied for ETOPS and long-range operations.

Operational example

According to the equal time chart, ETP is located over waypoint 45 North 030 West between Shannon and Gander.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Long Haul

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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