Choi Hyo-joo

Where the 1524.2 rating comes from

From 24 matches played between 20 January 2016 and 14 August 2025, and from them alone. Every line below was written at computation time: nothing is recomputed to show this page.

How to read this

On the right: the change this match produced, then the value before → after. A line's arrival value is the next line's starting value, down to the starting rating given to every newcomer. A ±0.0 is a counted match that did not move the rating, a walkover for instance.

24 matches, from the most recent to the first

beaten by Joo Cheonhui 0–3
14/08/25 · Europe Smash 2025 · Round of 64 · detail
−9.51533.7 → 1524.2
beaten by Zhu Cheng Zhu 2–4
28/05/23 · World Table Tennis Championships 2023 · Second round · detail
−13.31546.9 → 1533.7
28/05/23 · World Table Tennis Championships 2023 · First round · detail
+8.31538.6 → 1546.9
beaten by Doo Hoi Kem 1–3
07/03/23 · Singapore Smash 2023 · Round of 64 · detail
−11.51550.1 → 1538.6
beaten by Wang Manyu 0–4
29/11/21 · World Table Tennis Championships 2021 · Second round · detail
−1.71551.8 → 1550.1
29/11/21 · World Table Tennis Championships 2021 · First round · detail
+10.61541.2 → 1551.8
27/04/19 · World Table Tennis Championships 2019 · Second round · detail
−12.11553.3 → 1541.2
beat Filippa Bergand 2–4
27/04/19 · World Table Tennis Championships 2019 · First round · detail
+10.51542.7 → 1553.3
beaten by Zeng Jian 2–4
16/11/16 · ITTF World Tour, Swedish Open 2016 · Round of 32 · detail
−11.81554.6 → 1542.7
beat Lin Chia-Hsuan 4–0
15/11/16 · ITTF World Tour, Swedish Open 2016 · Round of 64 · detail
+7.81546.8 → 1554.6
beaten by Yui Hamamoto 3–4
12/11/16 · ITTF World Tour, Austrian Open 2016 · Semifinals · detail
−11.51558.3 → 1546.8
11/11/16 · ITTF World Tour, Austrian Open 2016 · Quarterfinals · detail
+9.81548.5 → 1558.3
beat Misaki Morizono 4–3
11/11/16 · ITTF World Tour, Austrian Open 2016 · Round of 16 · detail
+14.51534.0 → 1548.5
beat Hitomi Sato 4–2
10/11/16 · ITTF World Tour, Austrian Open 2016 · Round of 32 · detail
+16.11517.9 → 1534.0
beat Gui Lin 4–1
09/11/16 · ITTF World Tour, Austrian Open 2016 · Round of 64 · detail
+19.51498.4 → 1517.9
beaten by Zhu Yuling 0–4
22/06/16 · ITTF World Tour, Korea Open 2016 · Round of 32 · detail
−9.51507.9 → 1498.4
beaten by Zhou Yihan 3–4
02/06/16 · ITTF World Tour, Slovenia Open 2016 · Round of 32 · detail
−29.61537.5 → 1507.9
beat Ema Marn 4–0
01/06/16 · ITTF World Tour, Slovenia Open 2016 · Round of 64 · detail
+23.01514.5 → 1537.5
beaten by Valentina Sabitova 2–4
25/05/16 · ITTF World Tour, Croatia Open 2016 · Round of 32 · detail
−25.61540.1 → 1514.5
beat Yuko Katō 4–0
24/05/16 · ITTF World Tour, Croatia Open 2016 · Round of 64 · detail
+22.81517.3 → 1540.1
beaten by Miu Hirano 3–4
27/01/16 · ITTF World Tour, German Open 2016 · Round of 32 · detail
−18.81536.1 → 1517.3
beaten by Yang Ha-Eun 0–4
22/01/16 · ITTF World Tour, Hungarian Open 2016 · Round of 16 · detail
−20.31556.4 → 1536.1
beat Kasumi Ishikawa 4–1
21/01/16 · ITTF World Tour, Hungarian Open 2016 · Round of 32 · detail
+32.41524.0 → 1556.4
beat Wu Yue 4–0
20/01/16 · ITTF World Tour, Hungarian Open 2016 · Round of 64 · detail
+24.01500.0 → 1524.0

Only the matches the source publishes appear; what is missing is listed. The source gives the day, not the hour: two matches on the same day are ordered by a reproducible rule, which is not necessarily the real order.