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.

How AIS Works - Operation of AIS

Cultura de Segurança e sistemas de PPU (Portable Pilot Unit) Gustavo Martins presidente do CONAPRA (2015-2019)
***Publicado em Fevereiro de 2020***

With ships as large as 175 feet wide and a channel a maximum of 500 feet wide, how to you safely pass? Former Houston ship channel pilot, Lou Vest, explains how ships fight against hydrodynamics to pass with such narrow margins.
https://houstonmaritime.org

Article originally published in SWZ|Maritime September 2022

Through the years, the Dutch Pilots have developed a system of selection, initial education and continual professional training. What is the current state of affairs?

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

BREAUX'S BAY CRAFT 90' PILOT VESSEL

Southern Engineering Co. Ltd (SECO) recently secured a contract from the Tanzania Ports Authority (TPA) to construct and deliver three pilot boats.