How GPS works? Trilateration explained

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.

Summary: Important lessons, that they can assist the Practical one, in the best possible way, in the transfer operations.
Found on YouTube. Created by "Praticagem do Brasil".
This video was elaborated by the National Council of Praticagem with the objective of reminding to the masters and sailors, some important lessons, so that they can assist the Practical one, in the best possible way, in the transfer operations.

Stanchions therefore are an often-overlooked part of a pilot transfer arrangement and therefore I
want to give them more attention in this article. They proved to be the cause of a whole series of accidents, some of which were even fatal.

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.

At the A&R shipyard in Germany, the successful principle of SWATH boats was further developed in 2013: The SWASH principle allows sea-going, smaller and more economical boats.

Let us see how a maritime pilot is transferred by helicopter to a ship. In this video, we discuss briefly some procedures in a helicopter/ship operation for the transfer of pilots.

16m Pilot Boat "Sever" built by Holyhead Marine in 2012. Length 16.5m Beam 5.3m Draught 1.3m Main Engines Twin Scania DI16 600 BHP @ 1800 RPM Transmission Twin Disc “Quickshift” MGX-5135SC Gearboxes Propellers Five bladed Maximum Speed 26 knots Client – Sydney Ports Corporation, Australia.

A small video tutorial showing some useful tips for pilotage using Transas Pilot PRO application for iPad