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.

by Rhys Davies, current Apprentice. Published already in Feb. 2020 by ABP.

On April 20, 2026, the Columbia River Bar Pilots conducted a MOB drill with the U.S. Coast Guard Station Astoria.

Maritime Education

From that moment on I have been keeping a tally of the non compliant boarding arrangements I see in front of me on a daily base, and off course I participate in the annual safety campaign, conducted by IMPA each october.

Professor Patrick Hudson discusses safety culture and leadership.

As a navy veteran with seven years experience, mainly on strike craft, Devan Pulliah joined Transnet in 1997 to become a tug master in East London before being enrolled in Transnet National Ports Authority’s class of 1999 to help change the future of the maritime industry.

Sullom Voe Pilot boat out on a task