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Individual Calculations September 2023 |
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| Zhang, Zhi Total change: -62.00 | |   |
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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 |
| 1428 | 1791 | 3.00 | 4 | -0.52 | 40 | -20.80 | |
|  Mu, Wangxueyao | | | 1391 * | CHN | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Wang, Yinuo(ln) | | | 1381 | CHN | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Wang, Bo(hlj) | | | 1320 | CHN | 1.00 | 1 | 0.05 | 40 | 2.00 | | | Xu, Ziyuan | | | 1619 | CHN | 0.50 | 1 | -0.23 | 40 | -9.20 | | | * 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) | | | | The 3rd China Binhai Chess Open 2023 Group B | Binhai, Tianjing | CHN | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1516 | 1791 | 5.50 | 8 | -1.03 | 40 | -41.20 | |
| | Wang, Puxuan | | | 1334 | CHN | 0.50 | 1 | -0.45 | 40 | -18.00 | | | Yu, Tianxiang Carlos | | | 1391 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Zuo, Junyu | | | 1510 | CHN | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Cong, Dingzhou | | | 1655 | CHN | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Liu, Huaqi | | | 1567 | CHN | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Wu, Yachen | | | 1489 | CHN | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Xu, Pengmo | | | 1559 | CHN | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Wang, Bingfei | | | 1623 | CHN | 1.00 | 1 | 0.28 | 40 | 11.20 | | | * 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) | | |
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