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Diametro di circolazione

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

Diametro di circolazione 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 Diametro di circolazione?

In this glossary, Diametro di circolazione 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 Diametro di circolazione used in maritime?

In maritime communication, this term appears in contexts such as: "Timoniere: il diametro del cerchio di circolazione sulla carta pilota è di otto cavi; assicurati che non ci sia traffico entro quel raggio prima di virare d’emergenza a sinistra."

Why does Diametro di circolazione matter in maritime?

Diametro di circolazione 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 Diametro di circolazione?

Diametro di circolazione is mainly used by Deck Officers, Engine Officers, and Masters.

What category does Diametro di circolazione belong to?

In this glossary, Diametro di circolazione 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

Diametro di circolazione

Localized example

Timoniere: il diametro del cerchio di circolazione sulla carta pilota è di otto cavi; assicurati che non ci sia traffico entro quel raggio prima di virare d’emergenza a sinistra.

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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