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.

“Marine Pilotage – The Arabic book" by Ahmed Sati, Marine Pilot at P&O Maritime, is the first of its kind in Arabic language and specifically concerned with maritime pilotage, it is a reference book and introduction to the basics of the Marine Pilot's work for Arabic readers who are willing to take the challenge and join the force of Pilotage and to act as a refresher to the experienced Pilots who are practicing Pilotage in local or foreign organizations.

The role of a Tug Master undertaking harbour towage activities is a very specific one. He/she has to, alone or in cooperation with other Tug Masters, assist a ship in a safe and efficient way using his/her tug to the best of its qualities. 

The Varna Pilot Station in Bulgaria has chosen Seably, the global online marketplace for bespoke maritime learning, to become the first pilot station to use the digital platform for its training.

Jones Act conversation on KKCR-FM, hosted by Felicia Cowden, with guests Colin Grabow, Ed Enos, Jonathan Helton and Mark Coleman

Tips by Captain Kris.
kris@mes.de
krisdedecker

After spending years at sea, Brett Monthie had to chart the channels in Tampa Bay from memory in order to become a Tampa Bay harbor pilot. And then he spent 30 months in training.

Captain Jonathan Tennant has been called a hero for his decision to intentionally ground the Golden Ray, keeping it out of the main shipping channel.