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Individual Calculations September 2023 |
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| Cheng, Zihan Total change: -2.80 | |   |
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| Chinese National Youth Chess Championship 2023(B14) | Shenzhen,China | CHN | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1547 | 1822 | 3.50 | 7 | -1.92 | 40 | -76.80 | |
|  Wang, Puxuan | | | 1334 | CHN | 0.50 | 1 | -0.46 | 40 | -18.40 | |  Ren, Yibai | | | 1243 | CHN | 1.00 | 1 | 0.02 | 40 | 0.80 | | | Xiong, Junyi | | | 1611 | CHN | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Lu, Yifan | | | 1509 | CHN | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Lin, Shuhan | | | 1422 * | AUS | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Wang, Shuo(sd) | | | 1640 | CHN | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Meng, Yihan | | | 2069 | CHN | 0.00 | 1 | -0.19 | 40 | -7.60 | | | * 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 | Binhai, Tianjing | CHN | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2044 | 1822 | 4.00 | 9 | 1.85 | 40 | 74.00 | |
| | Ren, Xiaoyi | | wm | 2114 | CHN | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Wang, Qinxuanyi | | | 2032 | CHN | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Yu, Lei | | | 2119 | CHN | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Chen, Zhi | | | 1989 | CHN | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Mungunzul, Bat-Erdene | | wc | 2239 | MGL | 1.00 | 1 | 0.93 | 40 | 37.20 | | | Bai, Changlin | | | 1808 | CHN | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Cai, Ruichen | | | 1863 | CHN | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Zhang, Fuhan | | | 2099 | CHN | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Bureik, Matthias | c | | 2131 | GER | 1.00 | 1 | 0.86 | 40 | 34.40 | |
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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