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.

Showing the new EfficientFlow functions for the SEAiq PPU, to be used by pilots and ferry personnel in the Baltic Sea

How GPS works? Trilateration explained

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.

This video explores the question of why ships are so difficult to manoeuvre in reverse.

This section should give a short introduction to: Operational aspects of AIS Functions and features Human aspects Key Points The AIS transponder unit. Automatic communication. SOLAS requirements. AIS Information sent by ships. Static information update. MMSI Dynamic information update. Voyage related information update. Checking AIS data. BIIT Display Of AIS data. Recommended AIS symbols. Sleeping target symbol. Activated target symbol. Selected target symbol. Dangerous target...

At Safehaven Marine it was great to be able to launch a new pilot boat for the Port of San Ciprian in Spain after nearly 2 months of Lockdown. She was nearly finished at the start of the lockdown. It sure was nice to be on the water again, even with social distancing.
We wanted to do something nice to lift everyone's spirits during these challenging times around the World, so we did a fly past our home Port of Cobh in Thunder Child II (Safehaven’s Transatlantic record attempt vessel) in...