This very good training session took place in particularly changeable weather conditions, bringing together no less than 19 df95 sailboats on the water, under a beautiful sun. Changing gusts, a wind axis that shifted without warning, in short — exactly the type of conditions that tests both the sailors and the course marking system. The 6 autonomous GPS buoys were deployed for the occasion, and the wind unintentionally provided a real full-scale test bench for the automatic c