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Individual Calculations August 2021 |
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| Kubiak, Jakub Total change: 57.00 | |   |
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| Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2070 | 1871 | 4.00 | 9 | 1.75 | 20 | 35.00 | |
|  Siekanski, Janusz | | | 2212 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | |  Piotrowski, Pawel | | | 2027 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Parol, Pola | | wf | 2111 | POL | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Kanarkiewicz, Michal | | | 2096 | POL | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Murawko, Katarzyna | | wc | 2046 | POL | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Sanz Losada, Victoriano | c | | 2140 | ESP | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Kozlowski, Michal | | | 2043 | POL | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Kulpa, Zuzanna | | | 1962 | POL | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Pettersson, Alexander | | | 1995 | MLT | 0.50 | 1 | 0.17 | 20 | 3.40 | |
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 - B | Warszawa | POL | 2021-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1871 | 6.00 | 9 | 1.10 | 20 | 22.00 | |
| | Milczarek, Robert | | | 1597 | POL | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Brolin, Viktor | | | 1828 | SWE | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Kaminski, Jan | | | 1978 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Pieczulis, Blazej | | | 1668 | POL | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Michalska, Aleksandra | | | 1801 | POL | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Rzeszowski, Dominik | | | 1904 | POL | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Bartkiewicz, Pawel | | | 1941 | POL | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Radecki, Wojciech | | | 1866 | POL | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Kowalczyk, Adam | | | 1911 | POL | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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