Aleksandra Wozniak #31 def. Kai-Chen Chang #107

7-5 7-6(2)

Aleksandra Wozniak defeated Kai-Chen Chang 7-5 7-6(2) in the 2009 Japan Women's Open second round on hard courts.

Match Information

Match Statistics

StatAleksandra WozniakKai-Chen Chang
Serving
AcesServes that land in and are not touched by the returner.
31
Double faultsService points lost by missing both first and second serve.
56
First serve %Percentage of service points where the first serve landed in.
57.1%65.8%
First serve points won %Percentage of points won after making a first serve.
60.4%58.0%
Second serve points won %Percentage of second-serve points won, including points lost through double faults.
50.0%34.6%
Break points saved %Percentage of break points won by the server.
44.4%50.0%
Service points won %Percentage of all points won while serving.
56.0%50.0%
Returning
Break points converted %Percentage of break-point chances won by the returner.
50.0%55.6%
Return points won %Percentage of all points won while returning.
50.0%44.0%
Overall
Total points won %Percentage of all completed points won.
53.1%46.9%
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.
+0.1-5.8
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.
+5.8-0.1

* Match Serve+ and Match Return+ compare this match with the WTA 2009 average from available match stats. Zero is average; +5 means five percentage points above average. No opponent adjustment.

Player Comparison

FieldAleksandra WozniakKai-Chen Chang
Country CAN TPE
Birth dateSep 7, 1987Jan 13, 1991
Age2218
Height175 cm167 cm
HandednessRight-HandedRight-Handed
Backhand styleTwo-Handed BackhandTwo-Handed Backhand
Ranking (entering)31107
Ranking points (entering)1,685612
Elo (entering)1,7761,565
Current career W-L103–12932–59
Current career earnings$2,028,797$1,017,089
Pre-match H2H

Path

Aleksandra Wozniak's path

OpponentScoreW-LH2HMatch DataDateRound
Sophie Ferguson #1436-1 7-5WH2HMatch dataOct 15, 2009R32

Aleksandra Wozniak's next match

OpponentScoreW-LH2HMatch DataDateRound
Caroline Wozniacki #62-6 7-6(1) 2-6LH2HMatch dataOct 17, 2009QF

Kai-Chen Chang's path

OpponentScoreW-LH2HMatch DataDateRound
Tamarine Tanasugarn #1137-5 6-1WH2HMatch dataOct 15, 2009R32