Claire Liu def. Dayana Yastremska
6-3 4-6 6-4
Claire Liu defeated Dayana Yastremska 6-3 4-6 6-4 in the 2021 San Jose first round on hard courts.
Match Information
Match Statistics
| Stat | Claire Liu | Dayana Yastremska |
|---|---|---|
| Serving | ||
AcesServes that land in and are not touched by the returner. | 2 | 6 |
Double faultsService points lost by missing both first and second serve. | 7 | 10 |
First serve %Percentage of service points where the first serve landed in. | 63.4% | 57.6% |
First serve points won %Percentage of points won after making a first serve. | 61.0% | 64.9% |
Second serve points won %Percentage of second-serve points won, including points lost through double faults. | 55.9% | 31.0% |
Break points saved %Percentage of break points won by the server. | 64.3% | 45.5% |
Service points won %Percentage of all points won while serving. | 59.1% | 50.5% |
| Returning | ||
Break points converted %Percentage of break-point chances won by the returner. | 54.5% | 35.7% |
Return points won %Percentage of all points won while returning. | 49.5% | 40.9% |
| Overall | ||
Total points won %Percentage of all completed points won. | 54.2% | 45.8% |
Match Serve+This match’s service points won percentage minus the tour’s season average, in percentage points. Zero is average; +5 means five points above average. Match-weighted available stats; no opponent adjustment. | +2.5 | -6.2 |
Match Return+This match’s return points won percentage minus the tour’s season average, in percentage points. Zero is average; +5 means five points above average. Match-weighted available stats; no opponent adjustment. | +6.2 | -2.5 |
* Match Serve+ and Match Return+ compare this match with the WTA 2021 average from available match stats. Zero is average; +5 means five percentage points above average. No opponent adjustment.
Player Comparison
| Field | Claire Liu | Dayana Yastremska |
|---|---|---|
| Country | USA | UKR |
| Birth date | May 25, 2000 | May 15, 2000 |
| Age | 21 | 21 |
| Height | 170 cm | 175 cm |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | Two-Handed Backhand | Two-Handed Backhand |
| Ranking (entering) | 108 | 46 |
| Ranking points (entering) | 784 | 1,575 |
| Elo (entering) | 1,576 | 1,766 |
| Current career W-L | 44–64 | 135–150 |
| Current career earnings | $2,831,615 | $6,758,117 |
No prior-path match data is available for this tournament stage.