You must book a session using the booking form here.
Club racing takes place on
Wednesday Evenings (summer)
This is one of the best ways to learn how to sail better. Competition between you and someone a bit better than you can be all you need to push yourself and start asking "why are they going faster?" or "what can I do to beat them?"
You can see the full race programme here.
The results are posted here.
If you are little frustrated at your performance, then have a look at these two suggestions on going that little bit faster.