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Individual Calculations September 2023 |
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| Zhang, Chaoyi Total change: -6.80 | |   |
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| The 3rd China Binhai Chess Open 2023 Group B | Binhai, Tianjing | CHN | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1614 | 1523 | 1.00 | 3 | -0.17 | 40 | -6.80 | |
|  Wu, Yinan | | | 1250 | CHN | 0.50 | 1 | -0.33 | 40 | -13.20 | |  Zhao, Yunqing | | | 1792 | CHN | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Sun, Jihan | | | 1799 | CHN | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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