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Zulu Time

The standard time reference used in aviation and military operations, equivalent to Coordinated Universal Time (UTC), denoted by the letter Z (Zulu) after the time.

Quick answer: The standard time reference used in aviation and military operations, equivalent to Coordinated Universal Time (UTC), denoted by the letter Z (Zulu) after the time.

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Quick answer

The standard time reference used in aviation and military operations, equivalent to Coordinated Universal Time (UTC), denoted by the letter Z (Zulu) after the time.

Why it matters

Zulu Time matters because it supports clear communication in Navigation 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 Zulu Time?

In this glossary, Zulu Time refers to: The standard time reference used in aviation and military operations, equivalent to Coordinated Universal Time (UTC), denoted by the letter Z (Zulu) after the time.

How is Zulu Time used in aviation?

In aviation communication, this term appears in contexts such as: "Report position crossing waypoint NELSO at one-four-two-zero Zulu time."

Why does Zulu Time matter in aviation?

Zulu Time matters because it supports clear communication in Navigation 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 Zulu Time?

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

What category does Zulu Time belong to?

In this glossary, Zulu Time is grouped under Navigation. 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 standard time reference used in aviation and military operations, equivalent to Coordinated Universal Time (UTC), denoted by the letter Z (Zulu) after the time.

Operational example

Report position crossing waypoint NELSO at one-four-two-zero Zulu time.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Navigation

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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