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Diamètre du cercle de giration

The distance perpendicular to the original track between tangents of the vessel’s path when executing a steady-turn at a given rudder angle and speed, usually expressed in ship lengths or cables.

Quick answer: The distance perpendicular to the original track between tangents of the vessel’s path when executing a steady-turn at a given rudder angle and speed, usually expressed in ship lengths or cables.

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Quick answer

The distance perpendicular to the original track between tangents of the vessel’s path when executing a steady-turn at a given rudder angle and speed, usually expressed in ship lengths or cables.

Why it matters

Diamètre du cercle de giration matters because it supports clear communication in Nav contexts for Deck Officers, Engine Officers, and Masters. It also connects to aviation training and exam language such as STCW, Marlins Test, ISF Watchkeeper, and GMDSS.

Editorial context

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Questions and answers

Questions and answers

What is Diamètre du cercle de giration?

In this glossary, Diamètre du cercle de giration refers to: The distance perpendicular to the original track between tangents of the vessel’s path when executing a steady-turn at a given rudder angle and speed, usually expressed in ship lengths or cables.

How is Diamètre du cercle de giration used in maritime?

In maritime communication, this term appears in contexts such as: "Barreur : le diamètre du cercle de giration sur la carte pilote est de huit câbles ; assurez-vous qu’aucun trafic ne se trouve dans ce rayon avant de virer d’urgence à bâbord."

Why does Diamètre du cercle de giration matter in maritime?

Diamètre du cercle de giration matters because it supports clear communication in Nav contexts for Deck Officers, Engine Officers, and Masters. It also connects to aviation training and exam language such as STCW, Marlins Test, ISF Watchkeeper, and GMDSS.

Who uses Diamètre du cercle de giration?

Diamètre du cercle de giration is mainly used by Deck Officers, Engine Officers, and Masters.

What category does Diamètre du cercle de giration belong to?

In this glossary, Diamètre du cercle de giration is grouped under Nav. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from IMO SMCP, STCW Convention, SOLAS, COLREG and published by Protermify Maritime as a static maritime reference page.

Definition

The distance perpendicular to the original track between tangents of the vessel’s path when executing a steady-turn at a given rudder angle and speed, usually expressed in ship lengths or cables.

Operational example

Helmsman: Note turning circle diameter on the pilot card is eight cables; ensure no traffic is inside that radius before commencing emergency turn to port.

Localized term

Diamètre du cercle de giration

Localized example

Barreur : le diamètre du cercle de giration sur la carte pilote est de huit câbles ; assurez-vous qu’aucun trafic ne se trouve dans ce rayon avant de virer d’urgence à bâbord.

Definition language

English reference definition

Source

IMO SMCP, STCW Convention, SOLAS, COLREG

Category

Nav

Exam relevance

  • STCW
  • Marlins Test
  • ISF Watchkeeper
  • GMDSS

Target audience

  • Deck Officers
  • Engine Officers
  • Masters

Related terms

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

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