| Ortisei challenger |
Round |
Result |
H |
A |
| 19.11. |
|
Ivashka I. - Haerteis J. |
R16 |
7-66, 6-3 |
1.20 |
4.31 |
| 17.11. |
|
Haerteis J. - Masur D. |
1R |
6-3, 610-7, 6-3 |
1.78 |
1.97 |
| 15.11. |
|
Haerteis J. - Vatutin A. |
Q-QF |
6-3, 3-6, 6-3 |
1.56 |
2.25 |
| 14.11. |
|
Haerteis J. - Galovic V. |
Q-R16 |
4-6, 7-63, 6-4 |
1.48 |
2.43 |
| Bratislava challenger |
Round |
Result |
H |
A |
| 08.11. |
|
Lenz J. - Haerteis J. |
Q-QF |
64-7, 6-4, 7-65 |
1.97 |
1.73 |
| 07.11. |
|
Haerteis J. - Janvier M. |
Q-R16 |
1-0 |
1.73 |
1.97 |
| Eckental challenger |
Round |
Result |
H |
A |
| 04.11. |
|
Korda S. - Haerteis J. |
R16 |
6-2, 1-6, 6-1 |
1.21 |
4.19 |
| 02.11. |
|
Haerteis J. - Maden Y. |
1R |
6-2, 4-6, 6-3 |
2.22 |
1.63 |
| 01.11. |
|
Haerteis J. - Klein L. |
Q-QF |
6-1, 6-4 |
2.33 |
1.53 |
| 31.10. |
|
Haerteis J. - Zima L. |
Q-R16 |
6-0, 6-3 |
1.14 |
4.87 |
| Ismaning challenger |
Round |
Result |
H |
A |
| 17.10. |
|
Grenier H. - Haerteis J. |
Q-R16 |
6-3, 6-4 |
1.77 |
1.91 |
| Futures 2020 |
Round |
Result |
H |
A |
| 01.10. |
|
Bega A. - Haerteis J. |
R16 |
6-4, 0-6, 7-5 |
1.50 |
2.29 |
| 30.09. |
|
Haerteis J. - Nava E. |
1R |
1-6, 6-4, 6-2 |
2.43 |
1.49 |
| Sibiu challenger |
Round |
Result |
H |
A |
| 24.09. |
|
Gomez-Herrera C. - Haerteis J. |
QF |
6-3, 68-7, 6-2 |
2.02 |
1.74 |
| 23.09. |
|
Haerteis J. - Rinderknech A. |
R16 |
6-3, 3-6, 7-64 |
3.27 |
1.31 |
| 21.09. |
|
Haerteis J. - Ionel N. |
1R |
7-5, 6-2 |
1.56 |
2.37 |
| Iasi challenger |
Round |
Result |
H |
A |
| 12.09. |
|
Lazarov A. - Haerteis J. |
Q-R16 |
6-3, 7-5 |
2.03 |
1.73 |
| Futures 2020 |
Round |
Result |
H |
A |
| 18.08. |
|
Zuk K. - Haerteis J. |
1R |
7-5, 6-3 |
1.86 |
1.83 |
| Tennis Point Exhibition Series 11 |
Round |
Result |
H |
A |
| 01.08. |
|
Haerteis J. - Naw H. |
|
6-4, 6-4 |
1.41 |
2.72 |
| 31.07. |
|
Haerteis J. - Schmitz C. |
|
6-0, 6-3 |
1.49 |
2.49 |
| 30.07. |
|
Haerteis J. - Vishnick D. |
|
7-5, 6-4 |
1.02 |
14.71 |
| 29.07. |
|
Haerteis J. - Gelhardt L. |
|
6-4, 6-3 |
1.14 |
5.00 |
| 28.07. |
|
Hassan B. - Haerteis J. |
|
6-4, 6-2 |
2.21 |
1.60 |
| 25.07. |
|
Haerteis J. - Vishnick D. |
|
6-3, 6-3 |
1.02 |
12.13 |
| 24.07. |
|
Haerteis J. - Schmitz C. |
|
6-2, 6-2 |
1.59 |
2.24 |
| 23.07. |
|
Haerteis J. - Djonov C. |
|
6-0, 6-2 |
1.03 |
10.42 |
| 22.07. |
|
Haerteis J. - Hassan B. |
|
7-5, 7-66 |
2.07 |
1.70 |
| 21.07. |
|
Haerteis J. - Gelhardt L. |
|
6-1, 6-3 |
1.21 |
4.02 |
| DTB German Pro Series |
Round |
Result |
H |
A |
| 26.06. |
|
Haerteis J. - Rehberg M. |
|
6-3, 6-2 |
1.93 |
1.78 |
| 25.06. |
|
Haerteis J. - Masur D. |
|
7-63, 1-6, 7-5 |
2.73 |
1.42 |
| 24.06. |
|
Rehberg M. - Haerteis J. |
|
6-3, 6-2 |
2.39 |
1.53 |
| 23.06. |
|
Stebe C. - Haerteis J. |
|
6-4, 6-3 |
1.39 |
2.86 |
| 14.06. |
|
Torebko P. - Haerteis J. |
|
6-3, 6-3 |
1.76 |
1.78 |
| 13.06. |
|
Haerteis J. - Fanselow S. |
|
6-4, 6-4 |
1.31 |
3.28 |
| 12.06. |
|
Haerteis J. - Negritu C. |
|
7-65, 3-6, 6-2 |
1.38 |
2.89 |
| 11.06. |
|
Haerteis J. - Lipp M. |
|
6-0, 6-0 |
1.19 |
4.20 |
| Tennis Point Exhibition Series 6 |
Round |
Result |
H |
A |
| 31.05. |
|
Haerteis J. - Gelhardt L. |
|
6-2, 6-2 |
1.41 |
2.74 |
| 30.05. |
|
Haerteis J. - Choinski J. |
|
6-4, 6-1 |
2.76 |
1.42 |
| 29.05. |
|
Schmitz C. - Haerteis J. |
|
3-6, 7-65, 6-2 |
2.17 |
1.64 |
| 28.05. |
|
Puetz T. - Haerteis J. |
|
6-4, 6-2 |
1.27 |
3.53 |
| 27.05. |
|
Haerteis J. - Broska F. |
|
6-1, 6-4 |
1.77 |
1.97 |
| Tennis Point Exhibition Series 4 |
Round |
Result |
H |
A |
| 17.05. |
|
Haerteis J. - Junaid R. |
|
3-42, 4-0, 4-1 |
1.32 |
3.19 |
| 17.05. |
|
Born Y. - Haerteis J. |
|
4-34, 4-37 |
4.55 |
1.17 |
| 16.05. |
|
Schmitz C. - Haerteis J. |
|
4-1, 4-2 |
|
|
| 16.05. |
|
Naw H. - Haerteis J. |
|
1-4, 4-1, 4-34 |
1.49 |
2.50 |
| 15.05. |
|
Altmaier D. - Haerteis J. |
|
4-0, 4-0 |
1.20 |
4.26 |
| 15.05. |
|
Brown D. - Haerteis J. |
|
4-2, 4-2 |
1.22 |
3.96 |
| 14.05. |
|
Haerteis J. - Born Y. |
|
4-2, 3-45, 4-34 |
1.12 |
5.19 |
| 14.05. |
|
Puetz T. - Haerteis J. |
|
4-0, 3-45, 4-1 |
1.22 |
3.93 |
| Tennis Point Exhibition Series 3 |
Round |
Result |
H |
A |
| 10.05. |
|
Hassan B. - Haerteis J. |
|
4-32, 4-35 |
2.24 |
1.58 |
| 10.05. |
|
Haerteis J. - Schmitz C. |
|
1-4, 4-34, 4-33 |
1.36 |
2.93 |
| Tennis Point Exhibition Series 2 |
Round |
Result |
H |
A |
| 09.05. |
|
Puetz T. - Haerteis J. |
|
4-1, 4-2 |
1.37 |
2.93 |
| 09.05. |
|
Choinski J. - Haerteis J. |
|
4-35, 4-2 |
1.58 |
2.26 |
| 08.05. |
|
Naw H. - Haerteis J. |
|
4-35, 4-36 |
3.78 |
1.24 |
| 08.05. |
|
Haerteis J. - Schmitz C. |
|
4-2, 4-2 |
1.48 |
2.51 |
| 07.05. |
|
Brown D. - Haerteis J. |
|
4-0, 4-32 |
1.37 |
2.88 |
| 07.05. |
|
Haerteis J. - Junaid R. |
|
4-0, 4-1 |
1.09 |
6.63 |
| Tennis Point Exhibition Series |
Round |
Result |
H |
A |
| 04.05. |
|
Haerteis J. - Werner J. |
6R |
4-2, 4-1 |
1.10 |
6.96 |
| 04.05. |
|
Choinski J. - Haerteis J. |
|
4-2, 4-2 |
1.53 |
2.40 |
| 03.05. |
|
Haerteis J. - Schmitz C. |
5R |
4-2, 0-4, 4-2 |
1.48 |
2.54 |
| 03.05. |
|
Brown D. - Haerteis J. |
5R |
4-2, 4-34 |
1.41 |
2.66 |
| 02.05. |
|
Broska F. - Haerteis J. |
4R |
4-36, 2-4, 4-1 |
5.18 |
1.15 |
| 02.05. |
|
Haerteis J. - Hassan B. |
3R |
4-1, 3-43, 4-2 |
2.08 |
1.69 |
| 01.05. |
|
Haerteis J. - Choinski J. |
2R |
4-2, 4-2 |
2.36 |
1.54 |
| 01.05. |
|
Hanfmann Y. - Haerteis J. |
1R |
4-0, 4-1 |
1.30 |
3.30 |
| Futures 2020 |
Round |
Result |
H |
A |
| 07.03. |
|
Chrysochos P. - Haerteis J. |
QF |
6-2, 5-7, 6-4 |
2.00 |
1.71 |
| 05.03. |
|
Haerteis J. - Blumenberg A. |
R16 |
7-63, 6-1 |
1.04 |
8.10 |
| 04.03. |
|
Haerteis J. - Shane R. |
1R |
6-4, 6-4 |
1.31 |
3.15 |
| Columbus challenger |
Round |
Result |
H |
A |
| 27.02. |
|
Stebe C. - Haerteis J. |
R16 |
6-4, 6-1 |
1.27 |
3.50 |
| 26.02. |
|
Haerteis J. - Ficovich J. |
2R |
6-2, 7-65 |
1.48 |
2.53 |
| 25.02. |
|
Haerteis J. - Brown A. |
1R |
6-3, 7-65 |
1.28 |
3.41 |
| Drummondville challenger |
Round |
Result |
H |
A |
| 22.02. |
|
Cressy M. - Haerteis J. |
SF |
7-62, 6-4 |
1.22 |
4.09 |
| 21.02. |
|
Haerteis J. - Cid Subervi R. |
QF |
1-6, 6-4, 6-1 |
2.59 |
1.46 |
| 20.02. |
|
Haerteis J. - Niklas-Salminen P. |
R16 |
7-65, 5-7, 7-5 |
2.01 |
1.74 |
| 19.02. |
|
Haerteis J. - Oliveira G. |
2R |
7-65, 6-1 |
1.38 |
2.85 |
| 17.02. |
|
Haerteis J. - Bourcet T. |
1R |
6-2, 6-0 |
1.02 |
13.14 |
| Futures 2020 |
Round |
Result |
H |
A |
| 24.01. |
|
Bemelmans R. - Haerteis J. |
QF |
6-4, 6-3 |
1.30 |
3.21 |
| 23.01. |
|
Haerteis J. - Zeppieri G. |
R16 |
3-6, 6-3, 7-65 |
2.35 |
1.52 |
| 22.01. |
|
Haerteis J. - Aichhorn J. |
1R |
6-2, 4-6, 6-4 |
1.10 |
5.78 |
| 15.01. |
|
Llamas Ruiz P. - Haerteis J. |
1R |
6-3, 6-4 |
3.76 |
1.22 |