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.

In this movie the efficiency of two different pod operation strategies is compared: With azimuth propeller ships the Pods can be used in two ways to control the speed, e.g. for speed reduction: 1. by adjusting the engine orders, e.g. by reducing the RPMs to get lower speed - this means to drive the ship in the same conventional way as for twin screw vessels, 2. by turning both pods either in- or outward (TOE-IN or TOE-OUT) to reduce the forward thrust and therefore reducing the speed – the...

The latest summary from PTR Holland on the subject of pilot ladders. Here is the most important information on maintenance, use and replacement & insepection record book.

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.

Australian Capital Territory Section Technical Meeting
November 2021, online via Zoom

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 average harbor pilot at the Port of Los Angeles makes $434,000 a year, but also faces a one in 20 chance of dying on the job, according to a book from The Wall Street Journal's Christopher Mims that was published in 2021.

The world watched as the grounding of the Ever Given in the Suez Canal played out. In a 2-part Quadcast Shipping Special, the "Quadcast" reviews the consequences and legal implications of a major maritime incident of this type.