Long Haul

等时点

The geographic point along a route at which the flying time to two selected diversion aerodromes is equal, used for contingency decision-making.

Quick answer: The geographic point along a route at which the flying time to two selected diversion aerodromes is equal, used for contingency decision-making.

This term page is part of the Protermify Aviation glossary and is published as static HTML for fast indexing and clear language coverage.

Languages

Quick answer

The geographic point along a route at which the flying time to two selected diversion aerodromes is equal, used for contingency decision-making.

Why it matters

等时点 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

This page is rendered as static HTML from source-backed terminology data so search engines and AI systems can parse the content without client-side code.

Questions and answers

Questions and answers

What is 等时点?

In this glossary, 等时点 refers to: The geographic point along a route at which the flying time to two selected diversion aerodromes is equal, used for contingency decision-making.

How is 等时点 used in aviation?

In aviation communication, this term appears in contexts such as: "机长,我们刚越过 Goose Bay 与 Keflavik 之间的等时点;除非系统恶化,请保持当前航迹。"

Why does 等时点 matter in aviation?

等时点 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 等时点?

等时点 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 等时点 belong to?

In this glossary, 等时点 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

The geographic point along a route at which the flying time to two selected diversion aerodromes is equal, used for contingency decision-making.

Operational example

Captain, we have just passed the Equal Time Point between Goose Bay and Keflavik; maintain current track unless systems degrade.

Localized term

等时点

Localized example

机长,我们刚越过 Goose Bay 与 Keflavik 之间的等时点;除非系统恶化,请保持当前航迹。

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

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

Back to glossary