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.

In the 62nd edition of Rumos Práticos the editors visited the Paranaguá and Antonina Pilotage Zone (Paraná-PR) to portray the challenges faced by the pilots in one of the largest port complexes in South America.

Another worthful video by Knud Benedict, Germany

Furetank turns a former office building into a maritime educational centre on Donsö outside Gothenburg: a state-of-the-art ship simulator complex for training, assessment and certification.

SWATH@A&R – AN IDEA ON THE RISE
Visit company profile: Abeking & Rasmussen
For thousands of years ships have been firmly anchored in human identity. They have benefited and advanced the human kind in countless ways. And yet all along this amazing journey seafarers have been plagued by seasickness, an incessant and relentless nausea caused by the ship’s rolling and rocking. Many experts have tried to find the remedy for the persistent ailment, but always with moderate success.
That is,...

Stabilisers are used to reduce the amount of roll experienced by large ships.
In this video, we look at a few different stabilisation techniques. We investigate how different methods work and how successful they are at reducing a roll.

Take a ride!
On the "EDDAFJORD" it goes in time-lapse through the Great Sea Lock in Emden down the Ems. Video courtesy of the captain.

One hundred and sixty-seven years ago, what was once a pilots’ association became Pernambuco Pilot Station. On February 28th of 1854, Pilot Station 9 first appeared in the port of Recife, and was to assume the current configuration with the development of the Suape port complex, in the Ipojuca municipality, 40 kilometers away. In the fourth article of the series on Brazilian ZPs of this edition, Rumos Práticos reveals the main challenges met in the state of Pernambuco by the pilot station, which today joins in implementing new operations and overcoming infrastructure bottlenecks.