Video

How does GPS work?


published on 4 July 2019 326 -

by Casual Navigation
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Article GPS (Part 1) - Structure, mode of operation, technical and physical fundamentals of GPS

by Capt. Gunter Schütze, Thailand/Germany - published on 30 January 2020

Of course, as a Nautical Specialist, I also deal with the international discussion on the advantages and disadvantages of satellite-based navigation, e-navigation and conventional terrestrial and astronomical navigation.

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Article GPS (Part 2), physical and technical errors of GNSS - an error analysis

by Capt. Gunter Schütze, Thailand/Germany - published on 26 February 2020

In my announced sequel, the second part of GPS, it is primarily about the technical and physical operational and functional limitations to which GPS is subject. These limitations, in part, have serious implications for the accuracy of GPS, and even go as far as limiting the functionality of GPS in its functions or even making it impossible. In doing so,

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Article GPS (Part 3) - Accidental interferences and intended Interferences by extern technical sytems

by Capt. Gunter Schütze, Thailand/Germany - published on 6 May 2020

The vulnerability of GNSS in shore-based use is definitely different and to be regarded as much more risky than on the high seas.

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Video Wind Impact on Ships Turning Motion

published on 20 January 2021

This video complements the earlier demonstration of wind effect on straight track and shows now wind effect on turning circles. It can be seen that during a turn under strong wind the ship reduces turning when it comes close to equilibrium on straight track - if the Wind-to-ship speed ratio is big enough then the ship even goes straight instead of turning. This is shown for three samples for Head, Stern wind and Beam wind. The turning can be increased if the ratio of Wind speed-to-ship...

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Article Book launch: “Marine Pilotage – The Arabic book”

published on 22 May 2021

“Marine Pilotage – The Arabic book" by Ahmed Sati, Marine Pilot at P&O Maritime, is the first of its kind in Arabic language and specifically concerned with maritime pilotage, it is a reference book and introduction to the basics of the Marine Pilot's work for Arabic readers who are willing to take the challenge and join the force of Pilotage and to act as a refresher to the experienced Pilots who are practicing Pilotage in local or foreign organizations.

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Opinion Accidents: Prevent or react

by Steven Detre (Saab Technology) - published on 25 November 2022

Port operations, whether these are being performed on water or on land, are often not without risk. Pilots boarding a ship while sailing, navigating through narrow passages, collision avoidance with other smaller or larger vessels, discharging and moving cargo on land, walking between container handling equipment and trucks…

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Video What is the impact of lateral resistance on a ship's turning circle??

published on 3 September 2020

This video explains the impact of lateral resistance on the turning circle of a vessel using animations. The video explains the term lateral resistance, shows an example of its impact on the turning circle and its associated aspects (advance, transfer, tactical diameter and drift angle).
Contents of this video will benefit mariners preparing for exams (written and oral examinations).

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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.

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Video Norway’s $325 Million Ship Tunnel Gets Go Ahead

published on 25 March 2021

Construction of the world’s first shipping tunnel will soon get underway in western Norway following government approval of startup funds. The Norwegian Coastal Administration (Kystverket) has proposed a plan to complete a tender process in 2021.

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Video Pilot Vessel "SIRIUS IV" - Puerto la Plata

published on 24 June 2020

Pilot Vessel "SIRIUS IV" /On board Pilot Boat "KOON" #PilotVessel #CanalAccesoAPuertoLaPlata #RioDeLaPlata #Argentina #Argentine On this video (with original sound), you can watch the Pilot Vessel "SIRIUS IV", underway inside the #CanalAccesoAPuertoLaPlata to the Boarding Position at Zona Comun to Embark and Disembark Pilots. The video was filmed, on board the Pilot Vessel "KOON".- #CanalAccesoAPuertoLaPlata #RioDeLaPlata #Argentina Date: 17th. June 2020. Time: 10:03 hours (Local Time)....

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