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Individual Calculations September 2023 |
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| Xu, Ziyuan Total change: 94.40 | |   |
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| Chinese National Youth Chess Championship 2023(B16) | Shenzhen,China | CHN | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 1619 | 2.50 | 7 | 0.75 | 40 | 30.00 | |
|  Li, Shanglin | | | 2142 | CHN | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Yu, Zhenghuan | | | 1393 | CHN | 1.00 | 1 | 0.21 | 40 | 8.40 | |  Weng, Xuanyu | | | 1842 | CHN | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Ji, Jiadong | | | 1915 | CHN | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Shi, Jiashuo | | | 1741 | CHN | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Chen, Yuan | | | 2166 | CHN | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Wang, Xiaozhi | | | 1863 | CHN | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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) | | | | "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 |
| 1732 | 1619 | 3.00 | 4 | 1.61 | 40 | 64.40 | |
| | Li, Yage | | | 1632 | CHN | 1.00 | 1 | 0.52 | 40 | 20.80 | | | He, Ping | | | 1727 | CHN | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Zhang, Zhi | | | 1791 | CHN | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Lu, Jiahan | | | 1779 | CHN | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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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