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Individual Calculations September 2021 |
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| Posthuma, Joshua Total change: 3.00 | |   |
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| 1st Joe Yun Memorial Chess Tournament | Akron, Ohio | USA | 2021-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2212 | 2359 | 3.50 | 5 | 0.15 | 20 | 3.00 | |
|  Padhye, Rohan | | | 1959 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Wang, Kevin | | | 2139 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Shen, Christopher | f | | 2346 | USA | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Smith, Bryan G | g | | 2422 | USA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Baker, Vincent Jingwei | | | 2193 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | * 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) | | |
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