How does GPS work?

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.

Advanced automation has been highlighted as contributory to several accidents involving modern bridge support systems and automation aiding maritime pilots for maneuvering and navigation. This paper argues for reskilling for automation collaboration.

Let us see how a maritime pilot is transferred by helicopter to a ship. In this video, we discuss briefly some procedures in a helicopter/ship operation for the transfer of pilots.

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. 

Fathom Safety now offers an online course on Pilot Ladder Training

SAMMON Lecturing Video describing
"Effect of Drift Force and unstable moment"
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SAMMON - the IDEAL tool to identify manoeuvring capabilities of a ship - SAMMON - learning the EFFECTIVE way

Dublin Port Company has officially christened its new Pilot Boat, DPC Tolka, in a short ceremony held at Poolbeg Yacht Club. The state-of-the art vessel arrived in Dublin Port in December.

​Ein außergewöhnlicher Anblick an der Festung Grauerort am 1. Juni 2026: Das markante rote Lotsenversetzschiff WESER passierte am späten Vormittag unsere Elbcam. Das Spezialschiff, das in der markanten SWATH-Bauweise (Doppelrumpf) konstruiert ist, befand sich nach einem Werftaufenthalt auf dem Rückweg in sein Stammrevier. Mit rund 12,5 Knoten zog der rote Hingucker elbabwärts an der Kamera vorbei.