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مسافة أسفل العارضة

Vertical distance between the lowest point of a vessel’s keel and the seabed referenced to chart datum; the key safety margin preventing grounding.

Quick answer: Vertical distance between the lowest point of a vessel’s keel and the seabed referenced to chart datum; the key safety margin preventing grounding.

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Quick answer

Vertical distance between the lowest point of a vessel’s keel and the seabed referenced to chart datum; the key safety margin preventing grounding.

Why it matters

مسافة أسفل العارضة 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 مسافة أسفل العارضة?

In this glossary, مسافة أسفل العارضة refers to: Vertical distance between the lowest point of a vessel’s keel and the seabed referenced to chart datum; the key safety margin preventing grounding.

How is مسافة أسفل العارضة used in maritime?

In maritime communication, this term appears in contexts such as: "مراقبة الميناء إلى MV Aurora، مسافة أسفل العارضة لديك الآن متر واحد فاصل اثنان عند مستوى المخطط؛ خفّض السرعة لتقليل ظاهرة الاسكوات وأبلغ نواياك."

Why does مسافة أسفل العارضة matter in maritime?

مسافة أسفل العارضة 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 مسافة أسفل العارضة?

مسافة أسفل العارضة is mainly used by Deck Officers, Engine Officers, and Masters.

What category does مسافة أسفل العارضة belong to?

In this glossary, مسافة أسفل العارضة 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

Vertical distance between the lowest point of a vessel’s keel and the seabed referenced to chart datum; the key safety margin preventing grounding.

Operational example

Harbour Control to MV Aurora, your underkeel clearance is now one decimal two metres at chart datum; adjust speed to minimise squat and confirm intentions.

Localized term

مسافة أسفل العارضة

Localized example

مراقبة الميناء إلى MV Aurora، مسافة أسفل العارضة لديك الآن متر واحد فاصل اثنان عند مستوى المخطط؛ خفّض السرعة لتقليل ظاهرة الاسكوات وأبلغ نواياك.

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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