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Individual Calculations September 2021 |
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| Kosa, Peter Total change: -25.20 | |   |
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| 13th Debrecen Chess Carnival | Debrecen | HUN | 2021-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1874 | 2098 | 2.50 | 5 | -1.26 | 20 | -25.20 | |
|  Borbely, Zsombor | | | 1698 * | HUN | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Neszmenyi, Zoltan | | | 1886 | HUN | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Udvardi, Zalan | | | 2206 | HUN | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Ecsedi, Sandor | | | 1817 | HUN | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Kiraly, Lilla Virag | | | 1762 | HUN | 1.00 | 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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