1. Home
  2. Pontillo, Giovanni
  3. Library - Education

Opinion Bow Truster Effect on Ship's Headway

by Capt. Hugues Cauvier - published on 14 July 2022

When the bow thruster has been in operation for a while, pilots often notice that the ship not only turns but also gains speed. But why is this? Opinion by Capt. Hugues Cauvier.

6

Opinion A Corrected Version on Positioning of Pivot Point

by Capt. Santosha K. Nayak - published on 18 November 2020

Understanding the fundamentals of the pivot point is highly required for understanding the alteration of the courses. Pivot point is an imaginary point on the vessel which turns on a circular path on the perimeter of vessel’s turning circle when the vessel makes a turn. The knowledge about the position of the pivot point in a manoeuvring situation provides the ship handler with the information on the geometry of motion of the ship.

0

Opinion Scientific Fact: The ‘traditional’ understanding of the ship’s pivot point is wrong!

by Tim Cummins, Harbour Pilot, Portsmouth International Port - published on 9 July 2020

In fact, the pivot point that we “see” is a trick of the eye, it looks like the ship is rotating about this point but in fact it is elsewhere, a point that you cannot see.

Related content

Video Bow thruster effect on ship's headway 1

by Capt. Hugues Cauvier - published on 14 July 2022

What is causing the forward motion of a stopped vessel using continous bow thruster action?
by Capt. H. Cauvier

4

Video Hugues Cauvier: Understanding the ship's pivot point (complete video)

by Capt. Hugues Cauvier - published on 3 September 2024

This video has been recut and edited by the creator Hugues Cauvier. Previously there were three episodes, which have now been combined into one.

1

Video How to Launch a Pilot Boat–Behind the Scenes at Point Hope Shipyard

published on 20 June 2025

Welcome to Point Hope Shipyard in Victoria, British Columbia, Canada. In this video, I follow the float off of the Pacific Navigator, a hardworking pilot boat that serves the Port of Victoria and Ogden Point. We watch as the vessel is pulled along the marine railway, rotated on the turntable, and positioned onto the cradle. Once secured, the cradle lowers to float-off depth, and the Pacific Navigator fires up her engines for a short harbour spin before returning to duty. Some segments,...

0

Article Update: "Pilot Ladder Safety" by Herman Broers (07-2021)

by Herman Broers - published on 6 July 2021

Here is the latest version of the professional handbuch of "pilot Ladder Safety" for the rigging and the use of pilot ladders by Herman Broers from July 2021.

0

Video Promo Video - Shallow Water Effects - Maritime/ Marine/ Shipping Safety Training Video.

published on 17 June 2021

'Shallow Water Effects' - The New KARCO video which promises to bring immense training value for navigators, has been developed using very effective 3D Animation &VFX.

0

Video Zig-Zag-Test-Manoeuvre for Yaw Stability, IMO Manoeuvring Standards and Crash Stop

published on 26 November 2021

Another valuable explanatory video by Knud Benedict:
Zig-Zag-Test-Manoeuvre for Yaw Stability, IMO Manoeuvring Standards and Crash Stop

0

Video Retired Houston channelpilot Lou Vest: "My Maritime Story"

published on 3 November 2020

Ships don't exactly have brakes. Lou Vest, a retired Houston ship channel pilot tells us about a close encounter between a ship and a barge.
https://houstonmaritime.org

1

Article Improving Teams Performance in Pilotage Waters

by Herman Broers - published on 31 March 2022

This paper aims to explore the possibilities of improving team performance on the bridge in pilotage waters. The pilot and the bridge team have a common goal: to navigate the ship safely and smoothly.

0

Article Finnpilot Pilotage Orders Sixth Watercat 160 Pilot from Marine Alutech

published on 29 April 2025

Finnpilot Pilotage Ltd has reinforced its long-standing partnership with Marine Alutech by placing an order for another Watercat 160 Pilot vessel. This latest acquisition marks the sixth vessel of the new 160 Pilot Series for the Finnish Pilotage organisation’s fleet.

0

Article Handover of Kewatec Pilot 1630 to Gdańsk Pilot (Poland)

published on 15 November 2021

This week, Kewatec handed over another popular boat, Kewatec Pilot 1630, to the pilot boat operator Gdańsk Pilot in Poland. The fast pilot boat is self-righting and designed with extraordinary safety performance for both the pilots and boat operators.

0