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.

"Person over board - all pilot boat crewmembers and pilots should be trained in recovery as realistic as possible. Don’t wait for a real emergency to find out that something doesn’t work as intended!"

Article by Seyed Behbood Issa-Zadeh & Claudia Lizette Garay-Rondero

New guidance for PBAs with trapdoors. Released 4.11.2020 at NZMPA Conference in Dunedin, NZ. Distinct difference to suggestions in many other countries, is that we challenge operators who have the ladder suspended from the accommodation ladder (gangway) and not secured to the ship. SOLAS states that pilot ladder shall be secured to the ship, and securing strongpoints, shackles and ropes shall be as strong as the sideropes.

Adding map and speedometer widgets to your GoPro video clips. Tips by Capt. Kris de Decker

The last month Jan Tiedemann from Alphaliner (BRS) in Hamburg has reported, that DNV GL has awarded Hudong Zhonghua Shipbuilding (group) Co., Ltd. an approval in principle for the design of an LNG-powered 25,000 TEU container vessel. Based upon the reported vessel dimensions, he reckons that the ship could actually have a capacity closer to 26,000 TEU.