Abaft the beam

What does "Abaft the beam" mean?

Today it means: Behind the centre point (beam) of the boat.

Its the term used when deciding if another vessel is overtaking or not. On a modern sailing boat the beam is roughly where the shrouds are so if another vessel is on a similar course but behind that point they are deemed to be overtaking and must stand clear.

Abaft the beam is 22.5 degrees behind the beam of the vessel. consider this, if the other vessel is in the beam of the stern light (if it were on) then it is abaft the beam.

See also: Abaft  and: IRPCS Rule 13. Overtaking.  and: Abeam

By SailingQuiz November 2019   Category: Sailing Terms              



Reviews and comments

No reviews or comments on "Abaft the beam" yet.
If you can see a problem or you want to add something to our explanation or you just want to let us know what you think, then click on the pen and papar icon above.

There are 423 other nautical phrases, sayings and sailing terms listed on this website today. "Abaft the beam" is just one of them. Many have been around for years and have entered our everyday use; but do you know what they mean and where they came from? This is where you find out.

Nautical sayings and phrases

Why not use our sailing quiz to build your understanding of sailing terms and boat trivia whilst you tackle the questions designed to help you pass your next sailing course.

Try our Free Sailing Quiz

What does Abaft the beam mean?

What is the nautical origin of the phrase "Abaft the beam"?

Definition of the nautical phrase "Abaft the beam".

SailingQuiz Works on: All platforms
Rated: 4 stars - 37 reviews.

Review SailingQuiz

Advertising for sailing professionals | SailingQuiz 0,