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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Article SWATH & SWASH Technology - Smoother pilot boarding

by Marine-Pilots.com - published on 3 July 2020

SWATH and SWASH are interesting technologies that allow a vessel to sail much more calmly in high waves. A stable and calm position of the ship is especially important for pilot boarding.


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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.

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Video Wind drift making headway - practical experiments for voyage planning and Rule of Thumb

published on 7 April 2021

Another good explaining video from Knud Benedict, ISSIMS

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Article New Study on GNSS Interference in the Baltic Sea

by GPSPATRON Sp. z o. o. - published on 12 March 2025

GNSS interference has become a growing challenge in the Baltic Sea, affecting maritime navigation, aviation, and critical infrastructure. While numerous datasets and services, such as gpsjam.org, spoofing.skai-data-services.com, and flightradar24, report high-altitude GNSS interference based on ADS-B data, there is a significant lack of studies focusing on ground-level interference.

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Article How AIS Works - Operation of AIS

published on 25 July 2019

The term Automatic Identification System (AIS) refers to a radio system that improves the safety and guidance of vessel traffic by exchanging navigation and other vessel data.

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Video Pilot boarding by Helicopter in Wilhelmshaven, Germany

published on 14 February 2022

PILOT BOARDING BY HELICOPTER | DEMZ VLOG
#demzvlog #seaman #estellemaersk #buhayabroad #buhaymarino #buhayofw #marinoph #buhaymandaragat #zamboangadelnorte #zamboangadelsur #zamboangapeninsula #tourismph #wilhelmshaven #germany #pinoyseaman

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Article BELCINAC – Compact pilot boat to operate in France’s Seine river

by Baird Maritime - published on 22 November 2023

French operator Seine River Pilot Station has expanded its fleet of pilot boats with the recent acquisition of a newbuild vessel from local builder Chantier Naval Delavergne.

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