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Individual Calculations September 2021 |
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| Deatrick, Alexander Total change: 26.00 | |   |
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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 |
| 2253 | 1972 | 2.00 | 4 | 1.30 | 20 | 26.00 | |
|  Smith, Bryan G | g | | 2372 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Koo, Oliver T | | | 2193 | USA | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Wang, Kevin | | | 2139 | USA | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Wang, Jason | f | | 2306 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | * 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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