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Individual Calculations August 2021 |
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| Malaczek, Mateusz Total change: 26.80 | |   |
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| Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 1991 | 4.00 | 9 | 1.34 | 20 | 26.80 | |
|  Kosakowski, Jakub | m | | 2391 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Czarnecka, Lidia | | | 1822 | POL | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Zalega, Maciej | | | 1841 | POL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Bus, Konrad | | | 2266 | POL | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Siekanski, Janusz | | | 2212 | POL | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Redzisz, Michal | f | | 2246 | POL | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Siwiec, Arkadiusz | | | 2206 | POL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Karpus, Michal | f | | 2271 | POL | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Chmiel, Marcin | | | 2237 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | * 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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