The opening race goes to post at 2:30pm.
There's another seven races at Royal Ascot today.
Mullingar trainer Adrian Murray has two runners on the card this afternoon.
Ipanema Queen races in the 2:30pm Group Three Albany Stakes.
She was a winner at the Curragh in the six furlong sprint.
Meanwhile, in the Commonwealth Cup Group One, Arizona Blaze is among the 22 runners.
Murray had one runner yesterday.
Tiberius Thunder had a strong performance in the Group Three Hampton Court Stakes, with a fourth place finish.
The first of a seven race card goes to post at half-past-two.
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