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.

SWATH@A&R – AN IDEA ON THE RISE
Visit company profile: Abeking & Rasmussen
For thousands of years ships have been firmly anchored in human identity. They have benefited and advanced the human kind in countless ways. And yet all along this amazing journey seafarers have been plagued by seasickness, an incessant and relentless nausea caused by the ship’s rolling and rocking. Many experts have tried to find the remedy for the persistent ailment, but always with moderate success.
That is,...

Captain Bronson Stubbs discusses what harbor pilots do

Today, we embark on a voyage into the intricate world of ship types. From massive container ships to nimble oil tankers, we'll explore the unique challenges each vessel presents.

Another very good explanatory video by Knud Benedict. Absolutely worth seeing.
Yaw Stability is an important element of Ships Manoeuvrability - both for course keeping and turning ability. This first video in a series explains the Basic Principles of stability in steady state equilibrium conditions and the forces / moments involved

Shiphandling discussion about meeting and overtaking situations in a close quarters situation where hydrodynamic effects will come into play between ships. The lecture continues and discusses Bank Effect.

SOMERSET, Mass, − December 18, 2019 – The Association of Maryland Pilots has ordered a new class of pilot boat from Gladding-Hearn Shipbuilding, Duclos Corporation. Called the “Baltimore Class” after the pilots’ base of operations at the Port of Baltimore, the vessel’s delivery is scheduled for April 2021.

out of Portsmouth