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.

Ships don't exactly have brakes. Lou Vest, a retired Houston ship channel pilot tells us about a close encounter between a ship and a barge.
https://houstonmaritime.org

This book was only available in some areas, now the author has created an e-book version. Furthermore it´s available on amazon as a paperback.

Completely new book on Ship manoeuvring techniques based on new revealing facts which have been brought to light. Must read for all the mariners to understand the behaviour of ships and how to control her behaviour during manoeuvring.

The ICS Guide to Helicopter/Ship Operations is the industry standard best practice guide for shipping companies, ships’ crew and helicopter operators.

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,...

This video shows an introduction on the Pull-out Test-Manoeuvre and describes the procedure how to steer through this simple manoeuvre: Turning circle and then put the rudder amidships. The final rate of turn allows to identify stable and unstable conditions.

Recently, Svitzer took an important step towards strengthening its presence in Africa by signing a five-year contract with Nacala Logistics in Mozambique for harbour towage, occasional pilot transfer and potential salvage work in the port of Nacala. At the same time, Svitzer also secured a five-year extension of its current contract with Egyptian LNG assisting the land-based Idku LNG plant with four tugs, two mooring boats and one pilot boat.

Poseidon Sea Pilots (an AMS Group subsidiary) invited our CoastGuard team to check out the new Pilot boats that are operating out of Mooloolaba.
These Pilots work night & day escorting large ships in and out of the port of Brisbane.