5G in space : a very good news !

The French satellite service provider Eutelsat has just announced on February 24 th that it has successfully completed the world's first test of connecting to the 5G non-terrestrial network using low-Earth orbit satellites (LEO) by OneWeb (¹).

This program not only addresses today's connectivity needs, but also lays the foundations for Europe's strategic autonomy in a digitalised world.

He said. Read more …

New tutorial : Weather in the Mediterranean

March, the volume 2 from Introduction to Marine Weather has been published on the iBook Store (Apple Books)

 

The Mediterranean Sea has a unique configuration in the world. An enclosed maritime area of nearly two thousand nautical miles from west to east, it is only open to the Atlantic by a strait of eight nautical miles. Read more …

Celestial, navigation on iPhone and iPad [Update-2]

[January update 2025] This great app, not updated for several years, No longer working. It's a shame because I had made the French version. A similar alternative could be Celestial Navigation whose latest version 1.4 Mid-2020 date. I haven't had the opportunity to test it yet.

The company Navimatics, located near Seattle, state of Washington, has been offering since October 2010 a complete application for celestial navigation. for iPhone, iPad , and also mobile under Android . It has just been updated to version 1.5 with a new iOS-compliant interface 8/9. Read more …