FIM Superbike World Championship 2011 provisional calendar February 27, Australia, Phillip Island March 27, Europe, t.b.a April 17, The Netherlands, Assen May 8, Italy, Monza May 30 (Monday), United States, Miller Motorsport Park June 12, San Marino, Misano June 19, Spain, Motorland Aragon July 10, Czech Republic, Brno July 31, Great Britain, Silverstone September 4, Germany, Nurburgring September 25, Italy, t.b.a October 2, France, Magny Cours October 16, Portugal, Portimao Other classes added to these events will be announced later.