Order of play for the main showcourts at the US Open on Wednesday (prefix number denotes seeding):

ARTHUR ASHE COURT (1500GMT)

Mark Philippoussis (Australia) v 2-Rafael Nadal (Spain)

Not before 1700GMT

1-Amelie Mauresmo (France) v Kristina Barrois (Germany)

1-Roger Federer (Switzerland) v Yeu-Tzuoo Wang (Taipei)

Lourdes Dominguez Lino (Spain) v Serena Williams (U.S.)

Starting at 2300GMT

3-Maria Sharapova (Russia) v Michaella Krajicek (Netherlands)

Kristian Pless (Denmark) v 9-Andy Roddick (US)

LOUIS ARMSTRONG COURT (1500GMT)

Robin Vik (Czech Republic) v Marat Safin (Russia)

Not before 1700GMT

15-Lleyton Hewitt (Australia) v Albert Montanes (Spain)

Peng Shuai (China) v 8-Martina Hingis (Switzerland)

Juan Monaco (Argentina) v 5-James Blake (US)

3-Maria Sharapova (Russia) v Michaella Krajicek (Netherlands)

Kristian Pless (Denmark) v 9-Andy Roddick (US)

LOUIS ARMSTRONG COURT (1500GMT)

Robin Vik (Czech Republic) v Marat Safin (Russia)

Not before 1700GMT

15-Lleyton Hewitt (Australia) v Albert Montanes (Spain)

Peng Shuai (China) v 8-Martina Hingis (Switzerland)

Juan Monaco (Argentina) v 5-James Blake (US)