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Individual Calculations July 2023 |
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| Chua, Jia-Tien Total change: 72.40 | |   |
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| 47th Selangor Open Chess Tournament 2023 | Kuala Lumpur | MAS | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1719 | 4.50 | 8 | 1.98 | 20 | 39.60 | |
|  Gan, Kai Seng | | | 1319 * | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Looi, Xin Hao | | | 2085 | MAS | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Kamalsyah, Muhammad | | | 2152 | INA | 0.00 | 1 | -0.06 | 20 | -1.20 | |  Castellano, Christopher | f | | 2188 | PHI | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Abd Aziz, Aniq Ariffin | | | 1437 | MAS | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Nisban, Cyrus | c | | 1875 | SGP | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Villanueva, Nelson | f | | 2188 | PHI | 0.50 | 1 | 0.45 | 20 | 9.00 | | | Yeoh, Yuan Hui | | | 1948 | MAS | 0.00 | 1 | -0.21 | 20 | -4.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 21st ASEAN Age Group Chess Championships 2023 - Standard Girls U16, U18, U20 | Bangkok | THA | 2023-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1719 | 5.00 | 9 | 1.64 | 20 | 32.80 | |
| | Salonika, Saina | | wm | 2223 | IND | 0.50 | 1 | 0.46 | 20 | 9.20 | | | Nguyen, Thien Ngan | | wm | 2019 | VIE | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Villa, Ma. Elayza | | | 1663 | PHI | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Walukow, Theodora Paulina | | wc | 1859 | INA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Claros, April Joy | | | 1635 | PHI | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Ton, Nu Quynh Duong | | wc | 1501 | VIE | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Bach, Ngoc Thuy Duong | | wm | 2209 | VIE | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Phan, Thi My Huong | | | 1581 | VIE | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Xu, Yuze | | | 2010 | CHN | 0.50 | 1 | 0.35 | 20 | 7.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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