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Individual Calculations August 2021 |
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| Borys, Marek Total change: -71.00 | |   |
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| Najdorf Chess Festival 2021 gr. B | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1177 | 1515 | 2.50 | 6 | -2.76 | 20 | -55.20 | |
|  Nakaziuk, Aleksander | | | 1115 * | POL | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Kaczorowski, Jan | | | 1115 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Maryniec, Grzegorz | | | 1205 | POL | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Przybysz, Krzysztof | | | 1159 | POL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Cylc, Bartlomiej | | | 1213 | POL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Kalus, Franciszek | | | 1256 | POL | 0.00 | 1 | -0.82 | 20 | -16.40 | | | * 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) | | | | Warsaw Chess Open - C | Warszawa | POL | 2021-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1293 | 1515 | 3.00 | 5 | -0.79 | 20 | -15.80 | |
| | Dymowska, Joanna | | | 1115 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Karas, Kacper | | | 1341 | POL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Kulig, Pawel | | | 1281 | POL | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Kulig, Karol | | | 1213 | POL | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Mazurkiewicz, Wojciech | | | 1516 | POL | 0.50 | 1 | 0.00 | 20 | 0.00 | | | * 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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