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Individual Calculations July 2021 |
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| Kotarski, Bartosz Total change: 23.60 | |   |
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| Z Serca do Szachow | Sokolka | POL | 2021-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1718 | 1778 | 3.50 | 5 | 0.65 | 20 | 13.00 | |
|  Czarnowicz, Michal | | | 1378 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bartoszewicz, Marcin | | | 1911 | POL | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Jaroch, Pawel | | | 2167 | POL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Ptaszynski, Szymon | | | 1486 | POL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Pieczulis, Blazej | | | 1650 | POL | 0.50 | 1 | -0.17 | 20 | -3.40 | | | * 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) | | | | 13. Memorial Bieluczykow Bialystok 2021 - grupa B | Bialystok | POL | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1515 | 1778 | 6.00 | 7 | 0.53 | 20 | 10.60 | |
| | Malinowski, Grzegorz | | | 1378 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pieczulis, Blazej | | | 1650 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Wojtacha, Krzysztof | | | 1424 | POL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Ryszkiewicz, Adam | | | 1941 | POL | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Pieczulis, Hubert | | | 1458 | POL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Moroz, Adrian | | | 1378 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wolpiuk, Bartlomiej | | | 1378 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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