FIM Superbike & Supersport World Championships 2010 provisional calendar Dates Circuit Country 2/28 Phillip Island, Australia 3/28 Portimao, Portugal 4/11 Valencia, Spain 4/25 Assen, Netherlands 5/9 Monza, Italy 5/16 Kyalami, South Africa 5/31 Miller Motorsports Park, Salt Lake City (***) 6/27 Misano, San Marino 7/11 Brno, Czech Republic 8/1 Donington Park, Silverstone 9/5 Nurburgring, Germany 9/26 Imola, Italy (*) 10/3 Magny Cours, France (*) Subject to contract (***) Race on Monday, May 31