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Individual Calculations August 2021 |
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| Bus, Konrad Total change: -21.60 | |   |
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| Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 2266 | 6.00 | 9 | -1.08 | 20 | -21.60 | |
|  Perkampus, Laurin | | | 1944 | GER | 0.00 | 1 | -0.87 | 20 | -17.40 | |  Mirowska, Oliwia | | | 1866 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chrzaszcz, Malvina | | | 2015 | POL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Malaczek, Mateusz | | | 1991 | POL | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Starosta, Martyna | | wc | 1960 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Piotrowski, Pawel | | | 2027 | POL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Grzesik, Gracjan | | | 2063 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Kaczmarek, Arkadiusz | | | 2147 | POL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Kokoszczynski, Jan | f | | 2219 | POL | 0.50 | 1 | -0.07 | 20 | -1.40 | | | * 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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