FIM Road Racing World Championship Grand Prix 2010 provisional calendar Dates Grand Prix Circuit 4/11 Losail International Circuit, Qatar * 4/25 Motegi, Japan 5/2 Jerez, Spain 5/23 Le Mans, France 6/6 Mugello, Italy 6/20 Silverstone, Great Britain 6/26 Assen, Netherlands ** 7/4 Catalunya, Spain 7/18 Sachsenring, Germany 7/25 Mazda Raceway Laguna Seca, USA *** 8/22 Brno, Czech Republic 8/29 Indianapolis Motor Speedway, USA 9/5 Misano, San Marino 9/19 Balatonring, Hungary 10/10 Sepang, Malaysia 10/17 Phillip Island, Australia 10/31 Estoril, Portugal 11/7 Valencia, Spain *: Evening Race **: Saturday ***: Only MotoGP class Reserve circuit,”Motorland Aragon Circuit”