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.

The Winter Edition of "The Mastes, Mates & Pilot" by the International Organization of Masters, Mates & Pilots (MM&P) has been released.

On 1st April 2022 Brazil Pilots - Praticagem do Brasil - will organize a webinar about dangerous ladder with speaker Arie Palmers.

Another worthful video by Knud Benedict, Germany

OHB Digital Solutions GmbH develops systems for monitoring the GNSS frequency bands as well as detection, classification and localization of intentional or unintentional interference sources. Many stakeholders and applications as well as critical infrastructure providers are relying on GNSS to provide their services. Since Global Navigation Satellite Systems (GNSS) are widely used in safety and value critical applications, GIDAS detects, classifies and localizes any GNSS interference...

South Australian port operator Flinders Ports has expanded its fleet of harbour services vessels with the recent acquisition of a newbuild pilot boat constructed by Hart Marine in the neighbouring state of Victoria.

On August 16, the first domestic fully electric tugboat "Yungang Electric Tug No. 1" independently built by Lianyungang Port Holding Group was delivered for trial operation in Lianyungang, Jiangsu.