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Individual Calculations September 2023 |
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| Zhang, Qianyi Total change: -169.20 | |   |
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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 |
| 1694 | 1692 | 2.00 | 8 | -2.20 | 40 | -88.00 | |
|  Jiang, Qinyu | | | 2294 | CHN | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Liu, Aiwei | | | 1923 | CHN | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Lin, Junyi | | | 1710 | CHN | 0.50 | 1 | 0.03 | 40 | 1.20 | |  Zhou, Ziyu | | | 1314 | CHN | 0.00 | 1 | -0.91 | 40 | -36.40 | | | Liu, Chuming | | | 1529 | CHN | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Zhong, Langqi | | | 1661 | CHN | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Zhang, Yicheng(js) | | | 1470 | CHN | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Wu, Ziyang | | | 1654 | CHN | 1.00 | 1 | 0.45 | 40 | 18.00 | |
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) | | | | The 3rd China Binhai Chess Open 2023 Group B | Binhai, Tianjing | CHN | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1303 | 1692 | 2.50 | 5 | -2.03 | 40 | -81.20 | |
| | Fang, Yiwen | | | 1292 * | CHN | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Liu, Yangluohan | | | 1301 | CHN | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Wu, Yinan | | | 1250 | CHN | 0.50 | 1 | -0.44 | 40 | -17.60 | | | Ren, Yibai | | | 1243 | CHN | 0.00 | 1 | -0.94 | 40 | -37.60 | | | Xu, Tianqi | | | 1428 | CHN | 1.00 | 1 | 0.18 | 40 | 7.20 | | | * 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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