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.

Ships have reported an increasing number of cases of significant GPS interference and jamming in recent months. The geographic areas with more than one reported incident include the eastern and central Mediterranean Sea, the Persian Gulf, and multiple Chinese ports.

Another worthful video by Knud Benedict, Germany

Language ENGLISH!
MARIN has done model tests with a model of the msc Zoe in one of its test facilities, to find out what caused the msc Zoe to lose containers and how we can prevent this in the future.

Recently, Herman Broers launched the website PilotladderSafety.com.
This website’s goal is to increase pilot ladder safety by showing good practice examples regarding the rigging and use of pilot ladder arrangements . Do it right the first time!

Version from 1st May 2021: Ships that require the services of a pilot need to ensure that the Pilot Transfer Arrangements (PTA) they provide are in compliance with the requirements prescribed under SOLAS V/23 and IMO Resolution A.1045(27) [as amended by IMO Resolution A.1108(29)].

Harwich, Essex. Several shots of buoys at a warehouse on the quay. Various shots show the Trinity House Vessel 'Siren' setting out to sea to carry out maintenance on buoys; a naval flag showing the Union Jack and the Trinity House Jack is hoisted; officers are seen using sextants and plotting their course on a chart. Nice M/S of a sailor tying on a life jacket. Sailors drop anchor beside a buoy, hoist weather balloons and ring bells on the ship. The buoy is cleaned of mussels and limpets...

Port of Townsville latest Mantaray HM ORC 173, along with all Port of Townsville’s pilot boat fleet is defined by the Pantocarene designed beak bow vessels that are the forefront of pilot vessel desingn worldwide.