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Individual Calculations September 2023 |
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| Xu, Yiming Total change: 13.00 | |   |
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| Chinese National Youth Chess Championship 2023(B20) | Shenzhen,China | CHN | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1805 | 1788 | 5.50 | 10 | 0.65 | 20 | 13.00 | |
|  Liu, Zimin | | | 1548 | CHN | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Chen, Hongsen | | | 1985 | CHN | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Liu, Chuming | | | 1529 | CHN | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Zhou, Ziyu | | | 1388 * | CHN | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Zhang, Yifan(a) | | | 1975 | CHN | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Liu, Aiwei | | | 1923 | CHN | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Li, Deyang | | | 1672 | CHN | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Zhong, Kangmin | | | 1906 | CHN | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Huang, Bangbo | | | 1833 | CHN | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Jiang, Qinyu | | | 2294 | CHN | 0.00 | 1 | -0.04 | 20 | -0.80 | | | * 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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