In this video one can find measurements of the height of the toss and the contact point for top players on the WTA: Sharapova, Errani, Na Li, Kvitova, Kerber, Stosur, Jankovic, Pavlyuchenkova, Flipkens, Goerges, Safarova, Lisicki, Barthel, Beck and Lucic-Baroni. This is not a complete study but it provides interesting information about the toss and the contact point of top women players and an important conclusion: The ball should be tossed well above the contact point.
Summary of the results:
- These pros toss the ball at about 207% of their height.
- On average the ball drops 0.85 m to contact.
- The average height of the toss is 3.66m
- The average contact point is at 2.66 m