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.

Another worthful video by Knud Benedict, Germany

Career RePORT encourages all students and educators to submit questions you want to ask a Port of Los Angeles employee: what kind of job they do at the Port, how they entered their career field, who their favorite superhero is, or what they made for dinner last night. This episode features John Mayer, Port Pilot. In his role, John: - Drives the 400-meter container ships containing goods in and out of the Port every day. - Safely navigates the cruise ships that are transitioning to and...

Another good explaining video from Knud Benedict, ISSIMS

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

Ships have reported an increasing number of cases of significant GPS interference and jamming in recent months. The geographic areas with more than one reported incident include the eastern and central Mediterranean Sea, the Persian Gulf, and multiple Chinese ports.

#PilotVessel "SEA MASTER"/ On board #GeneralCargoShip "BBC MONT BLANC" #JP #Recalada #RioDeLaPlata/ 12th. April 2025 - 07:47 Local Time.- On this video (with original sound), you can watch the moment in which the Pilot Vessel "SEA MASTER" arrived to the Port Side of the General Cargo Ship "BBC MONT BLANC" (Approaching Maneuver) to Disembark the Rio de la Plata Pilots, from that vessel, at the #BoardingStation​ #JP​ #Recalada​ #RioDeLaPlata​.- This video was filmed on board the following...