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.

Here is the latest version of the professional handbuch of "pilot Ladder Safety" for the rigging and the use of pilot ladders by Herman Broers from July 2021.

A handy and simple tool to determine in a minimum time what is really needed as tug assistance, is the Bollard Pull Calculator which calculates in an approximate way the total required tug power for ships in various conditions of wind and current. This tool can be loaded as an app on the smart phone.

Pilot recruitment has traditionally been based on seniority, and extensive sea experience. However, a more modern approach, hiring younger, motivated candidates with structured training, offers an alternative path with compelling advantages.

The role of a Tug Master undertaking harbour towage activities is a very specific one. He/she has to, alone or in cooperation with other Tug Masters, assist a ship in a safe and efficient way using his/her tug to the best of its qualities. 

Article originally published in SWZ|Maritime September 2022

Through the years, the Dutch Pilots have developed a system of selection, initial education and continual professional training. What is the current state of affairs?

Ramsgate RNLI crews were called in to help a pilot boat beached at Broadstairs last night (December 7).

#PilotVessel "SEA MASTER"/ On board #BulkCarrierShip "S SAMBA" #KM239_1 #Recalada #PuntaIndioChannel #RioDeLaPlata #Argentina/ 24th. September 2024 - 09:07 Local Time.- On this video (with original sound), you can watch the Pilot Vessel "SEA MASTER", arrived at #KM239_1 #Recalada #boardingpoint #PuntaIndioChannel to disembark the Rio de la Plata Pilots. This video was filmed on board the following Vessel: Bulk Carrier Ship "S SAMBA" - Call Sign: V7IU6 - IMO Number: 9712486 - Flag: MARSHALL...