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.

Maritime Education

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.

This movie shows how to create the Characteristic Diagram for Wind effect on ships and limits of steerability under strong wind. It uses the previous demos made with the SAMMON Planning Software on turning tendency of ships on straight track and in turning motion.

Safety of Navigation vs. Commercial Pressure / ROMEILs Tv Commercial Pressures impacts the safety of the vessel, study says Seafarers are pressured to keep quiet and keep the ship moving by ship operators, who dont want to lose inccome. Ship's officers who bring safety issues to the attention of management are exposed to the risk of retaliation. As whistle-blowers they may face punishment, demotion or even termination. International Organization of Masters, Mates & Pilots (MM&P) has...

The Maritime Pilots Institute is the premier training facility for River Pilots employing a mix of virtual and real world facilities. Located in Covington Louisiana, we are 45 minutes from downtown New Orleans while offering the safety and amenities of small town life.
The training presents a balance between simulated locations with a variety of environmental conditions and manned scale models of cargo ships in a series of lakes with docking and currents and live factors such as wind and...

The name tag plate on this ladder displays a few important items that can be cross referenced with the certificate: Type, Model, Length, Production date, as well as the serial number (Prod.No) and the approval standard.

Video by Andy Mabbett, UK
A lovely morning for the arrival of the Royal Caribbean International Majesty of the Seas into Portsmouth International Port. Apologies for my basic editing but the overlays in each corner provide an idea of what my tugs azimuth thrusters were doing along the way with the sliders showing engine and propeller power. The Damen Shipyards Group ASD 2411 'MARKSMAN' of SMS Towage is an awesome tug with 70t Bollard Pull. This ensures the customer's v/l is handled safely...