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Advanced ATC

Time-Based Separation

A separation technique in which aircraft are spaced by time intervals instead of distance to maximize runway throughput, especially in strong headwind conditions (ICAO Doc 4444, SESAR).

Quick answer: A separation technique in which aircraft are spaced by time intervals instead of distance to maximize runway throughput, especially in strong headwind conditions (ICAO Doc 4444, SESAR).

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Quick answer

A separation technique in which aircraft are spaced by time intervals instead of distance to maximize runway throughput, especially in strong headwind conditions (ICAO Doc 4444, SESAR).

Why it matters

Time-Based Separation matters because it supports clear communication in Advanced ATC 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 Time-Based Separation?

In this glossary, Time-Based Separation refers to: A separation technique in which aircraft are spaced by time intervals instead of distance to maximize runway throughput, especially in strong headwind conditions (ICAO Doc 4444, SESAR).

How is Time-Based Separation used in aviation?

In aviation communication, this term appears in contexts such as: "Time-Based Separation was implemented due to strong headwinds, reducing delays and maintaining runway capacity."

Why does Time-Based Separation matter in aviation?

Time-Based Separation matters because it supports clear communication in Advanced ATC 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 Time-Based Separation?

Time-Based Separation is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Time-Based Separation belong to?

In this glossary, Time-Based Separation is grouped under Advanced ATC. 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 separation technique in which aircraft are spaced by time intervals instead of distance to maximize runway throughput, especially in strong headwind conditions (ICAO Doc 4444, SESAR).

Operational example

Time-Based Separation was implemented due to strong headwinds, reducing delays and maintaining runway capacity.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Advanced ATC

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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