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Individual Calculations September 2023 |
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| Ding, Shirui Total change: -46.00 | |   |
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| "Boyi Cup"China Youth Chess International Open Tournament 2023(Group B) | Daqing,China | CHN | 2023-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1552 | 0.00 | 2 | -0.59 | 40 | -23.60 | |
|  Chen, Haoxuan | | | 1789 | CHN | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Li, Yage | | | 1632 | CHN | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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) | | | | The 3rd China Binhai Chess Open 2023 Group B | Binhai, Tianjing | CHN | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1518 | 1552 | 0.50 | 2 | -0.56 | 40 | -22.40 | |
|  Tao, Qibing | | | 1792 | CHN | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Ren, Yibai | | | 1243 | CHN | 0.50 | 1 | -0.36 | 40 | -14.40 | |
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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