Tuesday's US Open first round pits Ella Seidel against Yuliia Starodubtseva on hard. Yuliia Starodubtseva has won 3 of the last 10. Ella Seidel has dropped 2 straight and sits at 2-8 over the last ten.

Yuliia Starodubtseva is clearly higher-rated on hard — our number puts Starodubtseva around 58%. Little separates them; Starodubtseva gets the nod on the finest of margins.