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.

M+ releases it's next interactive video on 'ARPA Ground & Sea Stabilisation; an explanation of 'Speed over ground & Speed through water. Use this video for training crew, enhance safety standards & professional knowledge. Stay tuned for our upcoming series on ECDIS competency, Anchor losses, Incidents, PCS & vetting preparations & Human Elements training. These ‘first of it's kind’ learning videos are based on PSC & vetting observations to provide solutions & enhance your professional...

Understanding the fundamentals of the pivot point is highly required for understanding the alteration of the courses. Pivot point is an imaginary point on the vessel which turns on a circular path on the perimeter of vessel’s turning circle when the vessel makes a turn. The knowledge about the position of the pivot point in a manoeuvring situation provides the ship handler with the information on the geometry of motion of the ship.

Tom Mellor - C​hairman of the IHO Electronic Navigational Chart Working Group (ENC WG) and Head of Digital Standards at the UKHO - explains what the IHO's ECDIS and ENC Standards mean.

Showing the new EfficientFlow functions for the SEAiq PPU, to be used by pilots and ferry personnel in the Baltic Sea

This webinar is part of the Resilient Positioning Navigation and Timing Seminar Series.

Genova – Il gigantismo navale? Ha creato una nuova e complessa procedura per accogliere le nuove navi a Genova, ma di fatto ha ridotto le accostate e quindi il numero di pilotaggi, richiedendo un costante aggiornamento e la messa a punto, di volta in volta, di nuove manovre studiate prima a tavolino dai servizi tecnico nautici del porto e poi provate almeno una volta da tutti i piloti prima di diventare prassi consolidata. La nuova diga, inoltre, sta dando e darà ulteriore lavoro cambiando l'attività dei Piloti del Porto di Genova.

Tour Scotland 4K Winter travel video of the Pilot Vessel SKUA returning to Hawes Pier below the Forth Railway Bridge on visit to South Queensferry near Edinburgh.