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Individual Calculations September 2023 |
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| Zhang, Yichi(tj) Total change: -30.80 | |   |
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| The 3rd China Binhai Chess Open 2023 Group B | Binhai, Tianjing | CHN | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1250 | 1600 | 1.00 | 2 | -0.77 | 40 | -30.80 | |
|  Rong, Yu | | | 1200 * | CHN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Yu, Tianxiang Carlos | | | 1300 | USA | 0.00 | 1 | -0.85 | 40 | -34.00 | | | * 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) | | |
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