Video

How does GPS work?


published on 4 July 2019 326 -

by Casual Navigation
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Article GPS (Part 1) - Structure, mode of operation, technical and physical fundamentals of GPS

by Capt. Gunter Schütze, Thailand/Germany - published on 30 January 2020

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.

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Article GPS (Part 2), physical and technical errors of GNSS - an error analysis

by Capt. Gunter Schütze, Thailand/Germany - published on 26 February 2020

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,

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Article GPS (Part 3) - Accidental interferences and intended Interferences by extern technical sytems

by Capt. Gunter Schütze, Thailand/Germany - published on 6 May 2020

The vulnerability of GNSS in shore-based use is definitely different and to be regarded as much more risky than on the high seas.

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Video How AIS Works - Operation of AIS

published on 25 July 2019

How AIS Works - Operation of AIS

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Article Study: Understanding the systemic influences on maritime pilot decision-making

published on 19 April 2023

This article describes the findings from two studies that utilised an integrated systems thinking framework to understand how pilots make decisions and what factors are perceived to influence their decisions.

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Opinion What is a Tug's Bollard Pull and How İt is Calculated?

by Capt.Alpertunga Anıker - published on 24 November 2022

The Bollard Pull value, which can be interpreted as the maximum thrust that is developed for a specific amount of time by the propulsion systems of any vessel to the fullest , when it has zero speed in the forward direction, is the criterion that allows us to understand how suitable a tugboat is for a port maneuver or a towing operation.

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Article Shipping Industry Guidance on Pilot Transfer Arrangements, Version 3

published on 13 January 2022

This guidance is intended to remind seafarers and companies of the vital importance of adhering to the rules and established procedures concerning the provision of safe boarding arrangements for pilots.

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Video ETA and EMPA Efficient and safe towage operations

published on 31 August 2022

The European Tugowners Association in collaboration with the European Maritime Pilots Association has produced this informative video on efficient and safe towage operations. These guidelines address the main factors affecting the safety of harbour towage operations such as good communications between pilots, ship captains and tugmasters.

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Video Ships Pilotage from Port Providence

published on 24 July 2022

Providence Port Stay| Day and Night Transit|Timelapse and Night Lapse|#captainpopeyethesailor
Shot on GoPro Hero 10 Black
Music - GoPro App

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Video Sea Pilot Transfer by Northern Helicopter (Germany)

published on 8 May 2025

This video from Northern Helicopter impressively shows how teamwork works in the maritime world. At TRENZ, we’re especially proud when two of our customers are in action together.

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