Harmony Tan vs Teodora Kostovic Head-to-Head Stats & Results
France Harmony TanHarmony Tan - France
61 Average Form
L
W
W
L
L
W
WTA Rank
225
Elo Score
320
Age 28, 1.70m
H2H Record
No H2H
Wins
No Past Match-Ups
Harmony Tan and Teodora Kostovic are likely playing for the first time at the professional level.
Verdict : Harmony Tan and Teodora Kostovic have equal wins in their careers.
H2H Stats
Latest Results
ALL SURFACES
HARD •
CLAY •
GRASS •
Head-to-Head - Full Stats
Performance
Profile
Data Point
Harmony Tan
Teodora Kostovic
Prize Money
Career
Career
$1,209,368USD
$0USD
Current Rank
225
-
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
60.9%14 / 23 Matches
50.0%11 / 22 Matches
Win Percentage
Last 12 Months
Last 12 Months
62.3%43 / 69 Matches
60.3%41 / 68 Matches
Data Point
Harmony Tan
Teodora Kostovic
Main Hand
Right-handed
Age
28
-
Birthday
September 11, 1997
-
Height
1.70m
-m
Weight
-kg
-kg
Head-to-Head Record
No head-to-head record between Harmony Tan and Teodora Kostovic. This might be their first match.
Win Percentage (Match / Set)
2026 Calendar Year
Last 12 Months
Data Point
Harmony Tan
Teodora Kostovic
Match Wins
61%
50%
Match Wins (3 Sets)
60%
44%
Wins in Straight Sets
48%
36%
Wins From Behind
11%
15%
Won At Least 1 Set
83%
73%
Set 1 Win
74%
50%
Set 2 Win
57%
59%
Set 3 Win
43%
38%
Data Point
Harmony Tan
Teodora Kostovic
Match Wins
62%
60%
Match Wins (3 Sets)
62%
58%
Wins in Straight Sets
51%
41%
Wins From Behind
11%
21%
Won At Least 1 Set
78%
78%
Set 1 Win
70%
54%
Set 2 Win
59%
64%
Set 3 Win
44%
52%
Aces - Over/Under, Match Total, Average (3 Set Matches)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Aces Per Match
1.29
2.56
3.85
Most Aces in a match
29%
44%
N/A
1+
57%
81%
86%
2+
43%
63%
69%
3+
14%
31%
60%
4+
14%
31%
40%
5+
0%
13%
32%
6+
0%
6%
23%
7+
0%
6%
20%
8+
0%
6%
7%
9+
0%
6%
7%
10+
0%
6%
7%
15+
0%
0%
3%
20+
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Over 0.5
57%
81%
86%
Over 1.5
43%
63%
69%
Over 2.5
14%
31%
60%
Over 3.5
14%
31%
40%
Over 4.5
0%
13%
32%
Over 5.5
0%
6%
23%
Over 6.5
0%
6%
20%
Over 7.5
0%
6%
7%
Over 8.5
0%
6%
7%
Over 9.5
0%
6%
7%
Over 10.5
0%
6%
7%
Over 11.5
0%
0%
7%
Over 12.5
0%
0%
3%
Over 13.5
0%
0%
3%
Over 14.5
0%
0%
3%
Over 15.5
0%
0%
3%
Over 16.5
0%
0%
3%
Over 17.5
0%
0%
3%
Over 18.5
0%
0%
3%
Over 19.5
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Under 0.5
43%
19%
15%
Under 1.5
57%
38%
31%
Under 2.5
86%
69%
41%
Under 3.5
86%
69%
61%
Under 4.5
100%
88%
68%
Under 5.5
100%
94%
78%
Under 6.5
100%
94%
81%
Under 7.5
100%
94%
94%
Under 8.5
100%
94%
94%
Under 9.5
100%
94%
94%
Under 10.5
100%
94%
94%
Under 11.5
100%
100%
94%
Under 12.5
100%
100%
97%
Under 13.5
100%
100%
97%
Under 14.5
100%
100%
97%
Milestones
Over
Under
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Aces Per Match
3.00
2.09
5.09
Most Aces in a match
63%
40%
N/A
1+
81%
83%
93%
2+
69%
51%
76%
3+
31%
29%
59%
4+
25%
23%
41%
5+
19%
6%
31%
6+
6%
3%
27%
7+
6%
3%
15%
8+
6%
3%
9%
9+
6%
3%
6%
10+
6%
3%
6%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Over 0.5
81%
83%
93%
Over 1.5
69%
51%
76%
Over 2.5
31%
29%
59%
Over 3.5
25%
23%
41%
Over 4.5
19%
6%
31%
Over 5.5
19%
3%
27%
Over 6.5
6%
3%
15%
Over 7.5
6%
3%
9%
Over 8.5
6%
3%
6%
Over 9.5
6%
3%
6%
Over 10.5
6%
3%
6%
Over 11.5
6%
0%
6%
Over 12.5
6%
0%
5%
Over 13.5
6%
0%
5%
Over 14.5
6%
0%
5%
Over 15.5
0%
0%
5%
Over 16.5
0%
0%
5%
Over 17.5
0%
0%
5%
Over 18.5
0%
0%
5%
Over 19.5
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Under 0.5
19%
17%
8%
Under 1.5
31%
49%
24%
Under 2.5
69%
71%
42%
Under 3.5
75%
77%
60%
Under 4.5
81%
94%
69%
Under 5.5
81%
97%
73%
Under 6.5
94%
97%
86%
Under 7.5
94%
97%
92%
Under 8.5
94%
97%
94%
Under 9.5
94%
97%
94%
Under 10.5
94%
97%
94%
Under 11.5
94%
100%
94%
Under 12.5
94%
100%
96%
Under 13.5
94%
100%
96%
Under 14.5
94%
100%
96%
Match Total Games - Over/Under
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Average
Average Games in a Set
9.39
8.95
9.17
Over 6.5
95%
89%
92%
Over 7.5
85%
72%
79%
Over 8.5
70%
44%
57%
Over 9.5
50%
33%
42%
Over 10.5
25%
11%
18%
Over 11.5
25%
11%
18%
Over 12.5
20%
6%
13%
Data Point
Harmony Tan
Teodora Kostovic
Average
Over 12.5
95%
100%
98%
Over 13.5
95%
94%
95%
Over 14.5
95%
83%
89%
Over 15.5
75%
72%
74%
Over 16.5
70%
61%
66%
Over 17.5
65%
50%
58%
Over 18.5
50%
50%
50%
Over 19.5
40%
50%
45%
Over 20.5
40%
39%
40%
Over 21.5
40%
39%
40%
Over 22.5
35%
33%
34%
Over 23.5
35%
33%
34%
Over 24.5
15%
33%
24%
Over 25.5
15%
33%
24%
Over 26.5
5%
33%
19%
Over 27.5
5%
33%
19%
Over 28.5
5%
22%
14%
Over 29.5
5%
17%
11%
Total Games In A Set
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Average
Average Games in a Set
9.23
9.63
9.43
Over 6.5
91%
95%
93%
Over 7.5
77%
85%
81%
Over 8.5
56%
66%
61%
Over 9.5
41%
47%
44%
Over 10.5
24%
27%
26%
Over 11.5
24%
27%
26%
Over 12.5
18%
18%
18%
Data Point
Harmony Tan
Teodora Kostovic
Average
Over 12.5
97%
100%
99%
Over 13.5
94%
98%
96%
Over 14.5
91%
95%
93%
Over 15.5
79%
90%
85%
Over 16.5
74%
77%
76%
Over 17.5
61%
71%
66%
Over 18.5
52%
68%
60%
Over 19.5
44%
61%
53%
Over 20.5
44%
55%
50%
Over 21.5
33%
50%
42%
Over 22.5
32%
37%
35%
Over 23.5
29%
32%
31%
Over 24.5
20%
32%
26%
Over 25.5
17%
31%
24%
Over 26.5
14%
27%
21%
Over 27.5
14%
27%
21%
Over 28.5
11%
21%
16%
Over 29.5
8%
19%
14%
Break of Serve (Break Points Won) - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Breaks Per Match
4.43
3.97
8.4
Over 0.5
100%
100%
100%
Over 1.5
71%
94%
100%
Over 2.5
71%
94%
100%
Over 3.5
71%
88%
100%
Over 4.5
57%
44%
94%
Over 5.5
57%
38%
82%
Over 6.5
14%
0%
78%
Over 7.5
0%
0%
61%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Average Break-Points Converted (Set 1)
2.29
1.75
4.04
Average Break-Points Converted (Set 2)
1.79
1.53
3.32
Average Break-Points Converted (Set 3)
3.83
1.75
5.58
will Break Serve %
41%
37%
N/A
will not Break Serve %
75%
29%
N/A
Over 0.5
100%
94%
100%
Over 1.5
71%
81%
97%
Over 2.5
71%
38%
82%
Over 3.5
0%
0%
66%
Over 4.5
0%
0%
30%
Over 5.5
0%
0%
30%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Breaks Per Match
4.25
3.69
7.94
Over 0.5
100%
97%
100%
Over 1.5
81%
89%
100%
Over 2.5
75%
83%
100%
Over 3.5
69%
77%
99%
Over 4.5
44%
43%
93%
Over 5.5
31%
29%
79%
Over 6.5
6%
3%
63%
Over 7.5
0%
0%
50%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Average Break-Points Converted (Set 1)
1.81
1.61
3.42
Average Break-Points Converted (Set 2)
1.72
1.53
3.25
Average Break-Points Converted (Set 3)
2.43
2.06
4.49
will Break Serve %
35%
42%
N/A
will not Break Serve %
52%
37%
N/A
Over 0.5
88%
86%
99%
Over 1.5
69%
71%
93%
Over 2.5
50%
26%
72%
Over 3.5
0%
3%
44%
Breaks Per Set data uses Set 1 as a sample.
Double Faults - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Double Faults Per Match
1.71
2.81
4.52
Over 0.5 (1+)
71%
94%
97%
Over 1.5 (2+)
57%
69%
90%
Over 2.5 (3+)
29%
44%
87%
Over 3.5 (4+)
14%
25%
84%
Over 4.5 (5+)
0%
25%
78%
Over 5.5 (6+)
0%
19%
54%
Over 6.5 (7+)
0%
6%
32%
Over 7.5 (8+)
0%
0%
13%
Over 8.5 (9+)
0%
0%
10%
Over 9.5 (10+)
0%
0%
10%
Over 10.5 (11+)
0%
0%
7%
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Double Faults Per Match
1.62
3.11
4.73
Over 0.5 (1+)
88%
91%
99%
Over 1.5 (2+)
44%
77%
93%
Over 2.5 (3+)
25%
60%
86%
Over 3.5 (4+)
6%
37%
84%
Over 4.5 (5+)
0%
26%
76%
Over 5.5 (6+)
0%
14%
57%
Over 6.5 (7+)
0%
6%
40%
Over 7.5 (8+)
0%
0%
27%
Over 8.5 (9+)
0%
0%
22%
Over 9.5 (10+)
0%
0%
20%
Over 10.5 (11+)
0%
0%
18%
Tie Breaks - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
(Match)
(Match)
Teodora Kostovic
(Match)
(Match)
Average
Tie Breaks Per Match
0.25
0.22
0.24
Over 0.5
20%
22%
21%
Over 1.5
5%
0%
3%
Over 2.5
0%
0%
0%
Under 0.5
80%
78%
21%
Under 1.5
95%
100%
3%
Under 2.5
100%
100%
0%
3 Set Matches
Data Point
Harmony Tan
(Match)
(Match)
Teodora Kostovic
(Match)
(Match)
Average
Tie Breaks Per Match
0.23
0.31
0.27
Over 0.5
21%
31%
26%
Over 1.5
2%
0%
1%
Over 2.5
0%
0%
0%
Under 0.5
21%
31%
26%
Under 1.5
2%
0%
1%
Under 2.5
0%
0%
0%
Net Points Won - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Net Points Won Per Match
15.75
4.17
19.92
Over 4.5 (5+)
100%
100%
100%
Over 5.5 (6+)
100%
0%
50%
Over 6.5 (7+)
50%
0%
25%
Over 7.5 (8+)
50%
0%
25%
Over 8.5 (9+)
50%
0%
25%
Over 9.5 (10+)
50%
0%
25%
Over 10.5 (11+)
50%
0%
25%
Over 11.5 (12+)
50%
0%
25%
Over 14.5 (12+)
50%
0%
25%
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Net Points Won Per Match
15.75
4.75
20.5
Over 4.5 (5+)
100%
100%
100%
Over 5.5 (6+)
100%
25%
63%
Over 6.5 (7+)
50%
0%
25%
Over 7.5 (8+)
50%
0%
25%
Over 8.5 (9+)
50%
0%
25%
Over 9.5 (10+)
50%
0%
25%
Over 10.5 (11+)
50%
0%
25%
Over 11.5 (12+)
50%
0%
25%
Over 14.5 (15+)
50%
0%
25%
Head-to-Head (Hard Courts)
Performance
Profile
Data Point
Harmony Tan
Teodora Kostovic
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
66.7%10 / 15 Matches
42.9%3 / 7 Matches
Win Percentage
Last 12 Months
Last 12 Months
67.3%35 / 52 Matches
33.3%4 / 12 Matches
Data Point
Harmony Tan
Teodora Kostovic
Main Hand
Right-handed
Age
28
-
Birthday
September 11, 1997
-
Height
1.70m
-m
Weight
-kg
-kg
Win Percentage (Hard Courts)
2026 Calendar Year
Last 12 Months
Data Point
Harmony Tan
Teodora Kostovic
Match Wins
67%
43%
Match Wins (3 Sets)
67%
43%
Wins in Straight Sets
53%
29%
Wins From Behind
0%
0%
Won At Least 1 Set
73%
57%
Set 1 Win
73%
57%
Set 2 Win
53%
29%
Set 3 Win
100%
50%
Data Point
Harmony Tan
Teodora Kostovic
Match Wins
67%
33%
Match Wins (3 Sets)
67%
33%
Wins in Straight Sets
56%
17%
Wins From Behind
11%
0%
Won At Least 1 Set
77%
58%
Set 1 Win
69%
42%
Set 2 Win
63%
33%
Set 3 Win
60%
40%
Aces (Hard Courts)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Aces Per Match
0.75
4.33
5.08
Most Aces in a match
25%
50%
N/A
1+
50%
83%
75%
2+
25%
83%
67%
3+
0%
67%
67%
4+
0%
67%
42%
5+
0%
33%
42%
6+
0%
17%
34%
7+
0%
17%
25%
8+
0%
17%
17%
9+
0%
17%
17%
10+
0%
17%
17%
15+
0%
0%
9%
20+
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Over 0.5
50%
83%
75%
Over 1.5
25%
83%
67%
Over 2.5
0%
67%
67%
Over 3.5
0%
67%
42%
Over 4.5
0%
33%
42%
Over 5.5
0%
17%
34%
Over 6.5
0%
17%
25%
Over 7.5
0%
17%
17%
Over 8.5
0%
17%
17%
Over 9.5
0%
17%
17%
Over 10.5
0%
17%
17%
Over 11.5
0%
0%
17%
Over 12.5
0%
0%
9%
Over 13.5
0%
0%
9%
Over 14.5
0%
0%
9%
Over 15.5
0%
0%
9%
Over 16.5
0%
0%
9%
Over 17.5
0%
0%
9%
Over 18.5
0%
0%
9%
Over 19.5
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Under 0.5
50%
17%
25%
Under 1.5
75%
17%
34%
Under 2.5
100%
33%
34%
Under 3.5
100%
33%
59%
Under 4.5
100%
67%
59%
Under 5.5
100%
83%
67%
Under 6.5
100%
83%
75%
Under 7.5
100%
83%
84%
Under 8.5
100%
83%
84%
Under 9.5
100%
83%
84%
Under 10.5
100%
83%
84%
Under 11.5
100%
100%
84%
Under 12.5
100%
100%
92%
Under 13.5
100%
100%
92%
Under 14.5
100%
100%
92%
Milestones
Over
Under
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Aces Per Match
1.14
3.62
4.76
Most Aces in a match
63%
40%
N/A
1+
71%
75%
86%
2+
43%
75%
73%
3+
0%
63%
52%
4+
0%
50%
38%
5+
0%
25%
38%
6+
0%
13%
32%
7+
0%
13%
19%
8+
0%
13%
13%
9+
0%
13%
13%
10+
0%
13%
13%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Over 0.5
71%
75%
86%
Over 1.5
43%
75%
73%
Over 2.5
0%
63%
52%
Over 3.5
0%
50%
38%
Over 4.5
0%
25%
38%
Over 5.5
0%
13%
32%
Over 6.5
0%
13%
19%
Over 7.5
0%
13%
13%
Over 8.5
0%
13%
13%
Over 9.5
0%
13%
13%
Over 10.5
0%
13%
13%
Over 11.5
0%
0%
13%
Over 12.5
0%
0%
7%
Over 13.5
0%
0%
7%
Over 14.5
0%
0%
7%
Over 15.5
0%
0%
7%
Over 16.5
0%
0%
7%
Over 17.5
0%
0%
7%
Over 18.5
0%
0%
7%
Over 19.5
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Under 0.5
29%
25%
15%
Under 1.5
57%
25%
28%
Under 2.5
100%
38%
48%
Under 3.5
100%
50%
63%
Under 4.5
100%
75%
63%
Under 5.5
100%
88%
69%
Under 6.5
100%
88%
82%
Under 7.5
100%
88%
88%
Under 8.5
100%
88%
88%
Under 9.5
100%
88%
88%
Under 10.5
100%
88%
88%
Under 11.5
100%
100%
88%
Under 12.5
100%
100%
94%
Under 13.5
100%
100%
94%
Under 14.5
100%
100%
94%
Match Total Games (Hard Courts)
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Average
Average Games in a Set
9.39
8.95
9.17
Over 6.5
95%
89%
92%
Over 7.5
85%
72%
79%
Over 8.5
70%
44%
57%
Over 9.5
50%
33%
42%
Over 10.5
25%
11%
18%
Over 11.5
25%
11%
18%
Over 12.5
20%
6%
13%
Data Point
Harmony Tan
Teodora Kostovic
Average
Over 12.5
95%
100%
98%
Over 13.5
95%
94%
95%
Over 14.5
95%
83%
89%
Over 15.5
75%
72%
74%
Over 16.5
70%
61%
66%
Over 17.5
65%
50%
58%
Over 18.5
50%
50%
50%
Over 19.5
40%
50%
45%
Over 20.5
40%
39%
40%
Over 21.5
40%
39%
40%
Over 22.5
35%
33%
34%
Over 23.5
35%
33%
34%
Over 24.5
15%
33%
24%
Over 25.5
15%
33%
24%
Over 26.5
5%
33%
19%
Over 27.5
5%
33%
19%
Over 28.5
5%
22%
14%
Over 29.5
5%
17%
11%
Total Games In A Set
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Average
Average Games in a Set
9.23
9.63
9.43
Over 6.5
91%
95%
93%
Over 7.5
77%
85%
81%
Over 8.5
56%
66%
61%
Over 9.5
41%
47%
44%
Over 10.5
24%
27%
26%
Over 11.5
24%
27%
26%
Over 12.5
18%
18%
18%
Data Point
Harmony Tan
Teodora Kostovic
Average
Over 12.5
97%
100%
99%
Over 13.5
94%
98%
96%
Over 14.5
91%
95%
93%
Over 15.5
79%
90%
85%
Over 16.5
74%
77%
76%
Over 17.5
61%
71%
66%
Over 18.5
52%
68%
60%
Over 19.5
44%
61%
53%
Over 20.5
44%
55%
50%
Over 21.5
33%
50%
42%
Over 22.5
32%
37%
35%
Over 23.5
29%
32%
31%
Over 24.5
20%
32%
26%
Over 25.5
17%
31%
24%
Over 26.5
14%
27%
21%
Over 27.5
14%
27%
21%
Over 28.5
11%
21%
16%
Over 29.5
8%
19%
14%
Break Points Won (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Breaks Per Match
4.88
3.42
8.3
Over 0.5
100%
100%
100%
Over 1.5
75%
83%
100%
Over 2.5
75%
83%
100%
Over 3.5
75%
67%
100%
Over 4.5
50%
17%
84%
Over 5.5
50%
17%
84%
Over 6.5
25%
0%
84%
Over 7.5
0%
0%
63%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Average Break-Points Converted (Set 1)
2.5
1.33
3.83
Average Break-Points Converted (Set 2)
1.75
1.5
3.25
Average Break-Points Converted (Set 3)
2.5
1.75
4.25
will Break Serve %
42%
39%
N/A
will not Break Serve %
66%
35%
N/A
Over 0.5
100%
83%
100%
Over 1.5
75%
50%
92%
Over 2.5
75%
17%
92%
Over 3.5
0%
0%
50%
Over 4.5
0%
0%
25%
Over 5.5
0%
0%
25%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Breaks Per Match
4.36
3.25
7.61
Over 0.5
100%
100%
100%
Over 1.5
86%
75%
100%
Over 2.5
71%
63%
100%
Over 3.5
71%
50%
100%
Over 4.5
57%
13%
88%
Over 5.5
29%
13%
82%
Over 6.5
14%
0%
61%
Over 7.5
0%
0%
48%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Average Break-Points Converted (Set 1)
2
1.25
3.42
Average Break-Points Converted (Set 2)
1.71
1.56
3.25
Average Break-Points Converted (Set 3)
2.25
1.75
4.49
will Break Serve %
37%
33%
N/A
will not Break Serve %
47%
47%
N/A
Over 0.5
100%
75%
99%
Over 1.5
71%
38%
93%
Over 2.5
57%
13%
72%
Over 3.5
0%
0%
44%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Double Faults Per Match
1.25
3.83
5.08
Over 0.5 (1+)
75%
100%
100%
Over 1.5 (2+)
50%
83%
88%
Over 2.5 (3+)
0%
50%
88%
Over 3.5 (4+)
0%
50%
79%
Over 4.5 (5+)
0%
50%
71%
Over 5.5 (6+)
0%
33%
38%
Over 6.5 (7+)
0%
17%
25%
Over 7.5 (8+)
0%
0%
17%
Over 8.5 (9+)
0%
0%
9%
Over 9.5 (10+)
0%
0%
9%
Over 10.5 (11+)
0%
0%
9%
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Double Faults Per Match
1.14
4
5.14
Over 0.5 (1+)
86%
100%
100%
Over 1.5 (2+)
29%
88%
93%
Over 2.5 (3+)
0%
63%
86%
Over 3.5 (4+)
0%
50%
80%
Over 4.5 (5+)
0%
50%
73%
Over 5.5 (6+)
0%
38%
46%
Over 6.5 (7+)
0%
13%
39%
Over 7.5 (8+)
0%
0%
25%
Over 8.5 (9+)
0%
0%
13%
Over 9.5 (10+)
0%
0%
13%
Over 10.5 (11+)
0%
0%
13%
Tie Breaks (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
(Match)
(Match)
Teodora Kostovic
(Match)
(Match)
Average
Tie Breaks Per Match
0.33
0.14
0.24
Over 0.5
20%
0%
10%
Over 1.5
7%
0%
4%
Over 2.5
0%
0%
0%
Under 0.5
80%
100%
90%
Under 1.5
93%
100%
97%
Under 2.5
100%
100%
100%
3 Set Matches
Data Point
Harmony Tan
(Match)
(Match)
Teodora Kostovic
(Match)
(Match)
Average
Tie Breaks Per Match
0.27
0.25
0.27
Over 0.5
17%
8%
13%
Over 1.5
2%
0%
1%
Over 2.5
0%
0%
0%
Under 0.5
83%
92%
88%
Under 1.5
98%
100%
99%
Under 2.5
100%
100%
100%
Net Points Won (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Net Points Won Per Match
15.75
3.75
19.5
Over 4.5 (5+)
100%
100%
100%
Over 5.5 (6+)
100%
0%
50%
Over 6.5 (7+)
50%
0%
25%
Over 7.5 (8+)
50%
0%
25%
Over 8.5 (9+)
50%
0%
25%
Over 9.5 (10+)
50%
0%
25%
Over 10.5 (11+)
50%
0%
25%
Over 11.5 (12+)
50%
0%
25%
Over 14.5 (12+)
50%
0%
25%
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Net Points Won Per Match
15.75
3.75
19.5
Over 4.5 (5+)
100%
100%
100%
Over 5.5 (6+)
100%
0%
50%
Over 6.5 (7+)
50%
0%
25%
Over 7.5 (8+)
50%
0%
25%
Over 8.5 (9+)
50%
0%
25%
Over 9.5 (10+)
50%
0%
25%
Over 10.5 (11+)
50%
0%
25%
Over 11.5 (12+)
50%
0%
25%
Over 14.5 (15+)
50%
0%
25%
Head-to-Head (Clay Courts)
Performance
Profile
Data Point
Harmony Tan
Teodora Kostovic
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
40.0%2 / 5 Matches
45.5%5 / 11 Matches
Win Percentage
Last 12 Months
Last 12 Months
44.4%4 / 9 Matches
63.0%29 / 46 Matches
Data Point
Harmony Tan
Teodora Kostovic
Main Hand
Right-handed
Age
28
-
Birthday
September 11, 1997
-
Height
1.70m
-m
Weight
-kg
-kg
Win Percentage (Clay Courts)
2026 Calendar Year
Last 12 Months
Data Point
Harmony Tan
Teodora Kostovic
Match Wins
40%
45%
Match Wins (3 Sets)
40%
45%
Wins in Straight Sets
40%
36%
Wins From Behind
0%
14%
Won At Least 1 Set
100%
73%
Set 1 Win
80%
45%
Set 2 Win
60%
64%
Set 3 Win
0%
25%
Data Point
Harmony Tan
Teodora Kostovic
Match Wins
44%
63%
Match Wins (3 Sets)
44%
63%
Wins in Straight Sets
44%
41%
Wins From Behind
0%
26%
Won At Least 1 Set
89%
78%
Set 1 Win
78%
54%
Set 2 Win
56%
65%
Set 3 Win
0%
59%
Aces (Clay Courts)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Aces Per Match
2.00
1.50
3.50
Most Aces in a match
33%
40%
N/A
1+
67%
80%
100%
2+
67%
50%
74%
3+
33%
10%
59%
4+
33%
10%
49%
5+
0%
0%
32%
6+
0%
0%
22%
7+
0%
0%
22%
8+
0%
0%
0%
9+
0%
0%
0%
10+
0%
0%
0%
15+
0%
0%
0%
20+
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Over 0.5
67%
80%
100%
Over 1.5
67%
50%
74%
Over 2.5
33%
10%
59%
Over 3.5
33%
10%
49%
Over 4.5
0%
0%
32%
Over 5.5
0%
0%
22%
Over 6.5
0%
0%
22%
Over 7.5
0%
0%
0%
Over 8.5
0%
0%
0%
Over 9.5
0%
0%
0%
Over 10.5
0%
0%
0%
Over 11.5
0%
0%
0%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
0%
0%
0%
Over 16.5
0%
0%
0%
Over 17.5
0%
0%
0%
Over 18.5
0%
0%
0%
Over 19.5
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Under 0.5
33%
20%
0%
Under 1.5
33%
50%
27%
Under 2.5
67%
90%
42%
Under 3.5
67%
90%
52%
Under 4.5
100%
100%
69%
Under 5.5
100%
100%
79%
Under 6.5
100%
100%
79%
Under 7.5
100%
100%
100%
Under 8.5
100%
100%
100%
Under 9.5
100%
100%
100%
Under 10.5
100%
100%
100%
Under 11.5
100%
100%
100%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Milestones
Over
Under
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Aces Per Match
2
1.54
3.54
Most Aces in a match
63%
40%
N/A
1+
75%
85%
98%
2+
75%
42%
74%
3+
25%
15%
61%
4+
25%
12%
41%
5+
0%
0%
24%
6+
0%
0%
20%
7+
0%
0%
17%
8+
0%
0%
2%
9+
0%
0%
0%
10+
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Over 0.5
75%
85%
98%
Over 1.5
75%
42%
74%
Over 2.5
25%
15%
61%
Over 3.5
25%
12%
41%
Over 4.5
0%
0%
24%
Over 5.5
0%
0%
20%
Over 6.5
0%
0%
17%
Over 7.5
0%
0%
2%
Over 8.5
0%
0%
0%
Over 9.5
0%
0%
0%
Over 10.5
0%
0%
0%
Over 11.5
0%
0%
0%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
0%
0%
0%
Over 16.5
0%
0%
0%
Over 17.5
0%
0%
0%
Over 18.5
0%
0%
0%
Over 19.5
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Under 0.5
25%
15%
2%
Under 1.5
25%
58%
26%
Under 2.5
75%
85%
40%
Under 3.5
75%
88%
60%
Under 4.5
100%
100%
76%
Under 5.5
100%
100%
80%
Under 6.5
100%
100%
84%
Under 7.5
100%
100%
98%
Under 8.5
100%
100%
100%
Under 9.5
100%
100%
100%
Under 10.5
100%
100%
100%
Under 11.5
100%
100%
100%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Match Total Games (Clay Courts)
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Average
Average Games in a Set
9.39
8.95
9.17
Over 6.5
95%
89%
92%
Over 7.5
85%
72%
79%
Over 8.5
70%
44%
57%
Over 9.5
50%
33%
42%
Over 10.5
25%
11%
18%
Over 11.5
25%
11%
18%
Over 12.5
20%
6%
13%
Data Point
Harmony Tan
Teodora Kostovic
Average
Over 12.5
95%
100%
98%
Over 13.5
95%
94%
95%
Over 14.5
95%
83%
89%
Over 15.5
75%
72%
74%
Over 16.5
70%
61%
66%
Over 17.5
65%
50%
58%
Over 18.5
50%
50%
50%
Over 19.5
40%
50%
45%
Over 20.5
40%
39%
40%
Over 21.5
40%
39%
40%
Over 22.5
35%
33%
34%
Over 23.5
35%
33%
34%
Over 24.5
15%
33%
24%
Over 25.5
15%
33%
24%
Over 26.5
5%
33%
19%
Over 27.5
5%
33%
19%
Over 28.5
5%
22%
14%
Over 29.5
5%
17%
11%
Total Games In A Set
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Average
Average Games in a Set
9.23
9.63
9.43
Over 6.5
91%
95%
93%
Over 7.5
77%
85%
81%
Over 8.5
56%
66%
61%
Over 9.5
41%
47%
44%
Over 10.5
24%
27%
26%
Over 11.5
24%
27%
26%
Over 12.5
18%
18%
18%
Data Point
Harmony Tan
Teodora Kostovic
Average
Over 12.5
97%
100%
99%
Over 13.5
94%
98%
96%
Over 14.5
91%
95%
93%
Over 15.5
79%
90%
85%
Over 16.5
74%
77%
76%
Over 17.5
61%
71%
66%
Over 18.5
52%
68%
60%
Over 19.5
44%
61%
53%
Over 20.5
44%
55%
50%
Over 21.5
33%
50%
42%
Over 22.5
32%
37%
35%
Over 23.5
29%
32%
31%
Over 24.5
20%
32%
26%
Over 25.5
17%
31%
24%
Over 26.5
14%
27%
21%
Over 27.5
14%
27%
21%
Over 28.5
11%
21%
16%
Over 29.5
8%
19%
14%
Break Points Won (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Breaks Per Match
12
4.3
16.3
Over 0.5
100%
100%
100%
Over 1.5
100%
100%
100%
Over 2.5
100%
100%
100%
Over 3.5
100%
100%
100%
Over 4.5
100%
60%
100%
Over 5.5
100%
50%
80%
Over 6.5
100%
0%
75%
Over 7.5
100%
0%
75%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Average Break-Points Converted (Set 1)
4
2
6
Average Break-Points Converted (Set 2)
3.5
1.55
5.05
Average Break-Points Converted (Set 3)
4.5
1.25
5.75
will Break Serve %
58%
36%
N/A
will not Break Serve %
42%
25%
N/A
Over 0.5
100%
100%
100%
Over 1.5
100%
100%
100%
Over 2.5
67%
50%
75%
Over 3.5
67%
0%
75%
Over 4.5
67%
0%
75%
Over 5.5
67%
0%
75%
Over 6.5
0%
0%
50%
Over 7.5
0%
0%
50%
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Breaks Per Match
7
3.77
10.77
Over 0.5
100%
96%
100%
Over 1.5
100%
92%
100%
Over 2.5
100%
88%
100%
Over 3.5
100%
85%
98%
Over 4.5
100%
54%
94%
Over 5.5
100%
35%
81%
Over 6.5
50%
4%
75%
Over 7.5
50%
0%
71%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Average Break-Points Converted (Set 1)
2.5
1.75
3.42
Average Break-Points Converted (Set 2)
1.5
1.56
3.25
Average Break-Points Converted (Set 3)
3
1.58
4.49
will Break Serve %
34%
46%
N/A
will not Break Serve %
34%
34%
N/A
Over 0.5
100%
92%
99%
Over 1.5
100%
85%
93%
Over 2.5
50%
31%
72%
Over 3.5
0%
4%
44%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Double Faults Per Match
2.33
2.2
4.53
Over 0.5 (1+)
67%
90%
95%
Over 1.5 (2+)
67%
60%
95%
Over 2.5 (3+)
67%
40%
90%
Over 3.5 (4+)
33%
10%
90%
Over 4.5 (5+)
0%
10%
85%
Over 5.5 (6+)
0%
10%
75%
Over 6.5 (7+)
0%
0%
42%
Over 7.5 (8+)
0%
0%
10%
Over 8.5 (9+)
0%
0%
10%
Over 9.5 (10+)
0%
0%
10%
Over 10.5 (11+)
0%
0%
5%
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Double Faults Per Match
2.25
2.81
5.06
Over 0.5 (1+)
75%
88%
98%
Over 1.5 (2+)
75%
73%
98%
Over 2.5 (3+)
50%
58%
94%
Over 3.5 (4+)
25%
31%
93%
Over 4.5 (5+)
0%
19%
85%
Over 5.5 (6+)
0%
8%
77%
Over 6.5 (7+)
0%
4%
38%
Over 7.5 (8+)
0%
0%
18%
Over 8.5 (9+)
0%
0%
16%
Over 9.5 (10+)
0%
0%
12%
Over 10.5 (11+)
0%
0%
10%
Tie Breaks (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
(Match)
(Match)
Teodora Kostovic
(Match)
(Match)
Average
Tie Breaks Per Match
0
0.27
0.24
Over 0.5
0%
9%
5%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
100%
91%
96%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
3 Set Matches
Data Point
Harmony Tan
(Match)
(Match)
Teodora Kostovic
(Match)
(Match)
Average
Tie Breaks Per Match
0
0.3
0.27
Over 0.5
0%
13%
7%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
100%
87%
94%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
Net Points Won (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Net Points Won Per Match
N/A
5
N/A
Over 4.5 (5+)
N/A
100%
N/A
Over 5.5 (6+)
N/A
0%
N/A
Over 6.5 (7+)
N/A
0%
N/A
Over 7.5 (8+)
N/A
0%
N/A
Over 8.5 (9+)
N/A
0%
N/A
Over 9.5 (10+)
N/A
0%
N/A
Over 10.5 (11+)
N/A
0%
N/A
Over 11.5 (12+)
N/A
0%
N/A
Over 14.5 (12+)
N/A
0%
N/A
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Net Points Won Per Match
N/A
5
N/A
Over 4.5 (5+)
N/A
100%
N/A
Over 5.5 (6+)
N/A
0%
N/A
Over 6.5 (7+)
N/A
0%
N/A
Over 7.5 (8+)
N/A
0%
N/A
Over 8.5 (9+)
N/A
0%
N/A
Over 9.5 (10+)
N/A
0%
N/A
Over 10.5 (11+)
N/A
0%
N/A
Over 11.5 (12+)
N/A
0%
N/A
Over 14.5 (15+)
N/A
0%
N/A
Head-to-Head (Grass Courts)
Performance
Profile
Data Point
Harmony Tan
Teodora Kostovic
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
N/A0 / 0 Matches
N/A0 / 0 Matches
Win Percentage
Last 12 Months
Last 12 Months
40.0%2 / 5 Matches
75.0%3 / 4 Matches
Data Point
Harmony Tan
Teodora Kostovic
Main Hand
Right-handed
Age
28
-
Birthday
September 11, 1997
-
Height
1.70m
-m
Weight
-kg
-kg
Win Percentage (Grass Courts)
2026 Calendar Year
Last 12 Months
Data Point
Harmony Tan
Teodora Kostovic
Match Wins
N/A
N/A
Match Wins (3 Sets)
N/A
N/A
Wins in Straight Sets
N/A
N/A
Wins From Behind
N/A
N/A
Won At Least 1 Set
N/A
N/A
Set 1 Win
N/A
N/A
Set 2 Win
N/A
N/A
Set 3 Win
N/A
N/A
Data Point
Harmony Tan
Teodora Kostovic
Match Wins
40%
75%
Match Wins (3 Sets)
40%
75%
Wins in Straight Sets
20%
75%
Wins From Behind
0%
0%
Won At Least 1 Set
60%
100%
Set 1 Win
60%
75%
Set 2 Win
20%
100%
Set 3 Win
50%
0%
Aces (Grass Courts)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Aces Per Match
N/A
N/A
N/A
Most Aces in a match
N/A
N/A
N/A
1+
N/A
N/A
N/A
2+
N/A
N/A
N/A
3+
N/A
N/A
N/A
4+
N/A
N/A
N/A
5+
N/A
N/A
N/A
6+
N/A
N/A
N/A
7+
N/A
N/A
N/A
8+
N/A
N/A
N/A
9+
N/A
N/A
N/A
10+
N/A
N/A
N/A
15+
N/A
N/A
N/A
20+
N/A
N/A
N/A
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Over 10.5
N/A
N/A
N/A
Over 11.5
N/A
N/A
N/A
Over 12.5
N/A
N/A
N/A
Over 13.5
N/A
N/A
N/A
Over 14.5
N/A
N/A
N/A
Over 15.5
N/A
N/A
N/A
Over 16.5
N/A
N/A
N/A
Over 17.5
N/A
N/A
N/A
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Under 3.5
N/A
N/A
N/A
Under 4.5
N/A
N/A
N/A
Under 5.5
N/A
N/A
N/A
Under 6.5
N/A
N/A
N/A
Under 7.5
N/A
N/A
N/A
Under 8.5
N/A
N/A
N/A
Under 9.5
N/A
N/A
N/A
Under 10.5
N/A
N/A
N/A
Under 11.5
N/A
N/A
N/A
Under 12.5
N/A
N/A
N/A
Under 13.5
N/A
N/A
N/A
Under 14.5
N/A
N/A
N/A
Milestones
Over
Under
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Aces Per Match
6.4
4
10.40
Most Aces in a match
63%
40%
N/A
1+
100%
100%
100%
2+
100%
100%
100%
3+
80%
100%
100%
4+
60%
100%
90%
5+
60%
0%
80%
6+
20%
0%
80%
7+
20%
0%
60%
8+
20%
0%
60%
9+
20%
0%
10%
10+
20%
0%
10%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Over 0.5
100%
100%
100%
Over 1.5
100%
100%
100%
Over 2.5
80%
100%
100%
Over 3.5
60%
100%
90%
Over 4.5
60%
0%
80%
Over 5.5
60%
0%
80%
Over 6.5
20%
0%
60%
Over 7.5
20%
0%
60%
Over 8.5
20%
0%
10%
Over 9.5
20%
0%
10%
Over 10.5
20%
0%
10%
Over 11.5
20%
0%
10%
Over 12.5
20%
0%
10%
Over 13.5
20%
0%
10%
Over 14.5
20%
0%
10%
Over 15.5
0%
0%
10%
Over 16.5
0%
0%
10%
Over 17.5
0%
0%
10%
Over 18.5
0%
0%
10%
Over 19.5
0%
0%
0%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Under 0.5
0%
0%
0%
Under 1.5
0%
0%
0%
Under 2.5
20%
0%
0%
Under 3.5
40%
0%
10%
Under 4.5
40%
100%
20%
Under 5.5
40%
100%
20%
Under 6.5
80%
100%
40%
Under 7.5
80%
100%
40%
Under 8.5
80%
100%
90%
Under 9.5
80%
100%
90%
Under 10.5
80%
100%
90%
Under 11.5
80%
100%
90%
Under 12.5
80%
100%
90%
Under 13.5
80%
100%
90%
Under 14.5
80%
100%
90%
Match Total Games (Grass Courts)
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Average
Average Games in a Set
9.39
8.95
9.17
Over 6.5
95%
89%
92%
Over 7.5
85%
72%
79%
Over 8.5
70%
44%
57%
Over 9.5
50%
33%
42%
Over 10.5
25%
11%
18%
Over 11.5
25%
11%
18%
Over 12.5
20%
6%
13%
Data Point
Harmony Tan
Teodora Kostovic
Average
Over 12.5
95%
100%
98%
Over 13.5
95%
94%
95%
Over 14.5
95%
83%
89%
Over 15.5
75%
72%
74%
Over 16.5
70%
61%
66%
Over 17.5
65%
50%
58%
Over 18.5
50%
50%
50%
Over 19.5
40%
50%
45%
Over 20.5
40%
39%
40%
Over 21.5
40%
39%
40%
Over 22.5
35%
33%
34%
Over 23.5
35%
33%
34%
Over 24.5
15%
33%
24%
Over 25.5
15%
33%
24%
Over 26.5
5%
33%
19%
Over 27.5
5%
33%
19%
Over 28.5
5%
22%
14%
Over 29.5
5%
17%
11%
Total Games In A Set
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Average
Average Games in a Set
9.23
9.63
9.43
Over 6.5
91%
95%
93%
Over 7.5
77%
85%
81%
Over 8.5
56%
66%
61%
Over 9.5
41%
47%
44%
Over 10.5
24%
27%
26%
Over 11.5
24%
27%
26%
Over 12.5
18%
18%
18%
Data Point
Harmony Tan
Teodora Kostovic
Average
Over 12.5
97%
100%
99%
Over 13.5
94%
98%
96%
Over 14.5
91%
95%
93%
Over 15.5
79%
90%
85%
Over 16.5
74%
77%
76%
Over 17.5
61%
71%
66%
Over 18.5
52%
68%
60%
Over 19.5
44%
61%
53%
Over 20.5
44%
55%
50%
Over 21.5
33%
50%
42%
Over 22.5
32%
37%
35%
Over 23.5
29%
32%
31%
Over 24.5
20%
32%
26%
Over 25.5
17%
31%
24%
Over 26.5
14%
27%
21%
Over 27.5
14%
27%
21%
Over 28.5
11%
21%
16%
Over 29.5
8%
19%
14%
Break Points Won (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Average Break-Points Converted (Set 1)
N/A
N/A
N/A
Average Break-Points Converted (Set 2)
N/A
N/A
N/A
Average Break-Points Converted (Set 3)
N/A
N/A
N/A
will Break Serve %
N/A
N/A
N/A
will not Break Serve %
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Breaks Per Match
3.8
5
8.8
Over 0.5
100%
100%
100%
Over 1.5
80%
100%
100%
Over 2.5
80%
100%
100%
Over 3.5
60%
100%
100%
Over 4.5
0%
0%
100%
Over 5.5
0%
0%
90%
Over 6.5
0%
0%
80%
Over 7.5
0%
0%
70%
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Average Break-Points Converted (Set 1)
1.3
1
3.42
Average Break-Points Converted (Set 2)
1.7
0.5
3.25
Average Break-Points Converted (Set 3)
2
3.5
4.49
will Break Serve %
28%
0%
N/A
will not Break Serve %
42%
50%
N/A
Over 0.5
60%
0%
99%
Over 1.5
60%
0%
93%
Over 2.5
20%
0%
72%
Over 3.5
0%
0%
44%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Double Faults Per Match
1.8
4
5.8
Over 0.5 (1+)
100%
100%
100%
Over 1.5 (2+)
40%
100%
90%
Over 2.5 (3+)
40%
100%
90%
Over 3.5 (4+)
0%
100%
90%
Over 4.5 (5+)
0%
0%
90%
Over 5.5 (6+)
0%
0%
80%
Over 6.5 (7+)
0%
0%
70%
Over 7.5 (8+)
0%
0%
70%
Over 8.5 (9+)
0%
0%
70%
Over 9.5 (10+)
0%
0%
70%
Over 10.5 (11+)
0%
0%
70%
Tie Breaks (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
(Match)
(Match)
Teodora Kostovic
(Match)
(Match)
Average
Tie Breaks Per Match
N/A
N/A
0.24
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
3 Set Matches
Data Point
Harmony Tan
(Match)
(Match)
Teodora Kostovic
(Match)
(Match)
Average
Tie Breaks Per Match
0.2
0.5
0.27
Over 0.5
20%
50%
35%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
80%
50%
65%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
Net Points Won (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Net Points Won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (12+)
N/A
N/A
N/A
3 Set Matches
Data Point
Harmony Tan
Teodora Kostovic
Match Total
Net Points Won Per Match
N/A
6.5
N/A
Over 4.5 (5+)
N/A
100%
N/A
Over 5.5 (6+)
N/A
100%
N/A
Over 6.5 (7+)
N/A
0%
N/A
Over 7.5 (8+)
N/A
0%
N/A
Over 8.5 (9+)
N/A
0%
N/A
Over 9.5 (10+)
N/A
0%
N/A
Over 10.5 (11+)
N/A
0%
N/A
Over 11.5 (12+)
N/A
0%
N/A
Over 14.5 (15+)
N/A
0%
N/A
Latest Results For Harmony Tan
Date
Tournament
Player
Opponent
Total Sets
Harmony Tan
14 - 7
Opponent
Total Wins
Harmony Tan
5 - 4
Opponent
Win Percentage
Harmony Tan
56% - 44%
Opponent
Latest Results For Teodora Kostovic
Date
Tournament
Player
Opponent
Total Sets
Teodora Kostovic
11 - 13
Opponent
Total Wins
Teodora Kostovic
4 - 6
Opponent
Win Percentage
Teodora Kostovic
40% - 60%
Opponent
Ranking
Elo
Ranking
Elo
Ranking
Elo