Credit: SNSM Bandol
At all times the sailors had the fear of the sea fall. Even with a trained crew, the operation of recovering a crew water fallen is risky, Already with the engine, even more with the sail. During my training years in Glénans Sailing School, each boarding was the opportunity to train consistently with this maneuver, sailing, striving to come "die" heave to windward of the unfortunate, fortunately materialized by a buoy moored in a bucket as drift anchor. But the real problem was not there. It was above all not to lose sight of the crew, because come back to its fall position "reckoning" was virtually mission impossible. And today, with our sophisticated electronic means, it's not as easy as it sounds good… Read more …
Ultrasonic anemometers-weathervanes for yachting came up just over 15 years ago. Among the best known include those of the US Airmar and French LCJ Sensors. Featuring sophisticated electronics, these sensors without moving mechanical parts have the advantage of being more robust than conventional sensors, and provide more accurate data. They can also integrate other sensors as barometer, gyroscope, electronic compasses and even GPS.
Among the many new features provided by iOS 11, I particularly enjoyed the improved multitasking functions. The addition of a retractable "Dock" in the MacOS way, the "SlideOver" function associated with the "SplitView" function already present in iOS 10. This will greatly improve the use of navigation applications. 
We hoped for months, were expected, We waited - or we grew impatient, it depends - Well, here it is : last update Weather4D 2.0.20 is finally available ! On the menu a major improvement : Assisted charting download and unlimited storage size. To which is added a small number of highly requested features and some bug fixed…