Chang - Koelliker
17.10.2017, 16:00, Florence (USA) ITF, Qualification - 2. round, hard
| Chang Hanna | 2 : 0 (6-2, 6-2) |
Koelliker Samantha | ||
|---|---|---|---|---|
 |
198. | Singles ranking | -. |  |
| 25. 2. 1998 | Birthdate | 1. 6. 1994 | ||
| - | Height | - | ||
| - | Weight | - | ||
| right | Plays | right | ||
| - | Turned pro | - | ||
| Surface | Chang Hanna | Koelliker Samantha |
|---|---|---|
| Indoors | 1/1 | - |
| Clay | 10/6 | - |
| Grass | 0/1 | - |
| Hard | 31/22 | - |
| Not set | - | - |
| Year | Summary | Clay | Hard | Indoors | Grass | Not set |
|---|---|---|---|---|---|---|
| Summary: | 383/236 | 91/53 | 270/168 | 7/10 | 1/2 | 14/3 |
| 2024 | 42/30 | 10/6 | 31/22 | 1/1 | 0/1 | - |
| 2023 | 58/27 | 9/5 | 37/19 | 1/2 | - | 11/1 |
| 2022 | 35/31 | 4/8 | 27/18 | 0/2 | 1/1 | 3/2 |
| 2021 | 36/25 | 18/10 | 18/14 | 0/1 | - | - |
| 2020 | 56/24 | 43/16 | 10/7 | 3/1 | - | - |
| 2019 | 38/27 | 4/4 | 34/23 | - | - | - |
| 2018 | 37/24 | 3/2 | 34/21 | 0/1 | - | - |
| 2017 | 32/23 | 0/2 | 31/20 | 1/1 | - | - |
| 2016 | 26/12 | - | 25/11 | 1/1 | - | - |
| 2015 | 10/7 | - | 10/7 | - | - | - |
| 2014 | 8/4 | - | 8/4 | - | - | - |
| 2013 | 5/2 | - | 5/2 | - | - | - |
| Year | Summary | Clay | Hard | Indoors | Grass | Not set |
|---|---|---|---|---|---|---|
| Summary: | 27/59 | 12/28 | 13/30 | 2/1 | - | - |
| 2019 | 0/2 | 0/1 | 0/1 | - | - | - |
| 2018 | 4/7 | 3/5 | 1/2 | - | - | - |
| 2017 | 3/5 | 2/3 | 1/2 | - | - | - |
| 2016 | 0/1 | 0/1 | - | - | - | - |
| 2015 | 0/4 | 0/2 | 0/2 | - | - | - |
| 2014 | 1/3 | 0/1 | 1/2 | - | - | - |
| 2013 | 8/16 | 1/3 | 5/12 | 2/1 | - | - |
| 2012 | 8/13 | 4/5 | 4/8 | - | - | - |
| 2011 | 2/7 | 1/6 | 1/1 | - | - | - |
| 2010 | 1/1 | 1/1 | - | - | - | - |
Head-to-head: 1 - 0
| Year | Tournament | Match | S | Surface | 1 | 2 | 3 | 4 | 5 | Round |
|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | Florence (USA) ITF | Chang | 2 | 6 | 6 | Q-2R | ||||
| Koelliker | 0 | 2 | 2 |
Betting odds
Latest matches
- Chang
| Charleston 4, F, 24.11.2024 | ||
| Zarazua - Chang | 2:0 | |
| Charleston 4, SF, 23.11.2024 | ||
| Chang - Brancaccio | 2:1 | |
| Charleston 4, QF, 22.11.2024 | ||
| Chang - Lepchenko | 2:1 | |
| Charleston 4, R16, 20.11.2024 | ||
| Chang - Hovde | 2:0 | |
| Charleston 4, 1R, 18.11.2024 | ||
| Chang - Sieg | 2:0 | |
| Chihuahua ITF, QF, 16.11.2024 | ||
| Kudashova - Chang | 2:0 | |
| Chihuahua ITF, R16, 14.11.2024 | ||
| Chang - Guadiana Campos | 2:0 | |
| Chihuahua ITF, 1R, 13.11.2024 | ||
| Chang - Okalova | 2:1 | |
| Veracruz ITF, R16, 07.11.2024 | ||
| Tkacheva - Chang | 2:1 | |
| Veracruz ITF, 1R, 06.11.2024 | ||
| Chang - Kuwata | 2:1 | |
- Koelliker
| Antalya 27 ITF, Q-2R, 16.09.2019 | ||
| Shan - Koelliker | 2:1 | |
| Verbier ITF, Q-1R, 26.08.2019 | ||
| Duerst - Koelliker | 2:0 | |
| Sozopol ITF, Q-R16, 30.09.2018 | ||
| Gencheva - Koelliker | 1:0 | |
| Sozopol ITF, Q-1R, 29.09.2018 | ||
| Koelliker - Larsanova | 2:1 | |
| Frydek Mistek ITF, Q-1R, 08.09.2018 | ||
| Milatova - Koelliker | 2:0 | |
| Badenweiler ITF, Q-1R, 01.09.2018 | ||
| Issler - Koelliker | 2:0 | |
| Verbier ITF, R16, 27.06.2018 | ||
| Martynov - Koelliker | 2:1 | |
| Verbier ITF, 1R, 25.06.2018 | ||
| Koelliker - Samardzic | 2:0 | |
| Verbier ITF, Q-R16, 23.06.2018 | ||
| Koelliker - Vanthier | 2:1 | |
| Klosters ITF, Q-R16, 17.06.2018 | ||
| Pedretti - Koelliker | 2:0 | |
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