Zhizhen Zhang def. Jan Choinski
6-4 7-5
Zhizhen Zhang defeated Jan Choinski 6-4 7-5 in the 2023 Hamburg Open first round on clay courts.
Match Information
Match Statistics
| Stat | Zhizhen Zhang | Jan Choinski |
|---|---|---|
| Serving | ||
AcesServes that land in and are not touched by the returner. | 4 | 4 |
Double faultsService points lost by missing both first and second serve. | 2 | 3 |
First serve %Percentage of service points where the first serve landed in. | 56.3% | 77.9% |
First serve points won %Percentage of points won after making a first serve. | 70.0% | 66.2% |
Second serve points won %Percentage of second-serve points won, including points lost through double faults. | 61.3% | 28.6% |
Break points saved %Percentage of break points won by the server. | 80.0% | 81.2% |
Service points won %Percentage of all points won while serving. | 66.2% | 57.9% |
| Returning | ||
Break points converted %Percentage of break-point chances won by the returner. | 18.8% | 20.0% |
Return points won %Percentage of all points won while returning. | 42.1% | 33.8% |
| Overall | ||
Total points won %Percentage of all completed points won. | 52.4% | 47.6% |
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. | +2.3 | -6.0 |
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. | +6.0 | -2.3 |
* Match Serve+ and Match Return+ compare this match with the ATP 2023 average from available match stats. Zero is average; +5 means five percentage points above average. No opponent adjustment.
Player Comparison
| Field | Zhizhen Zhang | Jan Choinski |
|---|---|---|
| Country | CHN | GBR |
| Birth date | Oct 16, 1996 | Jun 10, 1996 |
| Age | 26 | 27 |
| Height | 193 cm | 196 cm |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | — | Two-Handed Backhand |
| Ranking (entering) | 79 | 151 |
| Ranking points (entering) | 737 | 408 |
| Elo (entering) | 1,643 | 1,534 |
| Current career W-L | 57–75 | 5–18 |
| Current career earnings | $4,623,420 | $1,501,446 |
Path
Zhizhen Zhang's path
No prior matches in this tournament.
Zhizhen Zhang's next match
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Yannick Hanfmann | 4-6 6-1 6-4 | W | H2H | Match data | Jul 28, 2023 | R16 |
Jan Choinski's path
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Daniel Elahi Galan | 6-1 4-6 6-4 | W | H2H | Match data | Jul 24, 2023 | Q2 |
| Marvin Moeller | 6-3 6-4 | W | H2H | Match data | Jul 24, 2023 | Q1 |