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Individual Calculations September 2020 |
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| Kowalczyk, Wojciech Total change: 71.06 | |   |
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| Wroclaw Open 2020 - Group A | Wroclaw | POL | 2020-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2071 | 1873 | 3.50 | 9 | 1.15 | 38 | 43.70 | |
|  Krzywda, Andrzej | c | | 2156 | POL | 0.50 | 1 | 0.34 | 38 | 12.92 | |  Malecki, Rafal | | | 2071 | POL | 0.50 | 1 | 0.26 | 38 | 9.88 | | | Trybus, Daniel | | | 2084 | POL | 0.50 | 1 | 0.27 | 38 | 10.26 | | | Wong, Gengchun | | | 2190 | GER | 0.50 | 1 | 0.37 | 38 | 14.06 | | | Borowski, Przemyslaw | | | 1790 | POL | 0.00 | 1 | -0.61 | 38 | -23.18 | | | Golecki, Jan | | | 1988 | POL | 0.50 | 1 | 0.16 | 38 | 6.08 | | | Vanduyfhuys, Daria | | wf | 2050 | BEL | 1.00 | 1 | 0.73 | 38 | 27.74 | | | Nguyen, Alex Dac-Vuong | f | | 2273 * | GER | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Szczesniak, Konrad | | | 2033 | POL | 0.00 | 1 | -0.29 | 38 | -11.02 | | | * 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) | | | | 56th Akiba Rubinstein Chess Festival - Open A | Polanica-Zdroj | POL | 2020-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1873 | 4.00 | 9 | 0.72 | 38 | 27.36 | |
| | Jaskolka, Tomasz | c | | 2196 | POL | 0.00 | 1 | -0.13 | 38 | -4.94 | | | Jachym, Adam | | | 2042 | POL | 0.00 | 1 | -0.28 | 38 | -10.64 | | | Hetzer, Volkhard | | | 1911 | GER | 0.50 | 1 | 0.05 | 38 | 1.90 | | | Dytman, Radoslaw | | | 1919 | POL | 0.50 | 1 | 0.06 | 38 | 2.28 | | | Hertlein, Irena | | | 1905 | POL | 1.00 | 1 | 0.54 | 38 | 20.52 | | | Luberanski, Jakub | | | 2076 | POL | 0.00 | 1 | -0.24 | 38 | -9.12 | | | Grzesik, Norbert | | | 1980 | POL | 0.00 | 1 | -0.35 | 38 | -13.30 | | | Mirowska, Oliwia | | | 1927 | POL | 1.00 | 1 | 0.58 | 38 | 22.04 | | | Wojcik, Wieslaw | | | 1863 | POL | 1.00 | 1 | 0.49 | 38 | 18.62 | |
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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