How does GPS work?

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.

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,

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

Recorded presentation by All India Marine Pilots Association (AIMPA) on the topic "Pilot Ladder safety and Pilot Transfer procedures"

A study of increasing competition in ports and the underlying pressure to improve port performance. This thesis is the final deliverable for the completion of the degree of Master of Science in Transport, Infrastructure and Logistics (TIL) at the faculty of Civil Engineering and Geo-sciences at the Delft University of Technology.

On April 20, 2026, the Columbia River Bar Pilots conducted a MOB drill with the U.S. Coast Guard Station Astoria.

Before you, you see my third article on pilot boarding arrangements. After my two previous articles ‘1000 ways to secure a pilot ladder’ and ‘1000 ladders around’, I have received a lot of feedback and also questions to get deeper into the matter of combinations and embarkation platforms.

Training video VI on the correct use of the pilot ladder

In this episode, we embark on a maritime journey with Gary Joyce, a seasoned professional from Saint John Pilot Boats, part of the Atlantic Pilotage Authority. Gary generously shares his wealth of experience in the industry, offering insights into his fascinating career path and how he found himself navigating the waters of marine piloting.
Join us as we explore the day-to-day life of a Marine Pilot, showcasing the intricacies of their responsibilities and gaining a glimpse into what a...

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