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Individual Calculations September 2020 |
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| Laszczuk, Zuzanna Total change: -39.14 | |   |
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| 231st YMCA Summer 2020-D | Warszawa | POL | 2020-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1176 | 1231 | 3.00 | 7 | -1.01 | 38 | -38.38 | |
|  Przybylik, Mariusz | | | 1175 | POL | 0.00 | 1 | -0.58 | 38 | -22.04 | |  Cylc, Bartlomiej | | | 1214 | POL | 0.50 | 1 | -0.02 | 38 | -0.76 | | | Olsztynski, Jan | | | 1246 | POL | 1.00 | 1 | 0.52 | 38 | 19.76 | | | Szymkiewicz, Witold | | | 1081 | POL | 0.00 | 1 | -0.70 | 38 | -26.60 | | | Markiewicz, Janusz | | | 1074 | POL | 1.00 | 1 | 0.29 | 38 | 11.02 | | | Bialczynski, Michal | | | 1187 | POL | 0.00 | 1 | -0.56 | 38 | -21.28 | | | Sloniewski, Jakub | | | 1257 | POL | 0.50 | 1 | 0.04 | 38 | 1.52 | |
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) | | | | Mistrzostwa Mazowsza Juniorow 2020 - do lat 18 | Warszawa | POL | 2020-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1357 | 1231 | 2.50 | 6 | 0.28 | 38 | 10.64 | |
| | Michalowski, Patryk | | | 1631 * | POL | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Zborowski, Jan | | | 1109 | POL | 1.00 | 1 | 0.33 | 38 | 12.54 | | | Borkowski, Szymon | | | 1268 | POL | 0.50 | 1 | 0.05 | 38 | 1.90 | | | Wojdalski, Lukasz | | | 1228 | POL | 1.00 | 1 | 0.50 | 38 | 19.00 | | | Grodecki, Filip | | | 1631 * | POL | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Pancewicz, Mateusz | | | 1277 | POL | 0.00 | 1 | -0.44 | 38 | -16.72 | | | * 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 E | Polanica-Zdroj | POL | 2020-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1187 | 1231 | 2.50 | 5 | -0.30 | 38 | -11.40 | |
| | Burgat, Boguslaw | | | 1318 | POL | 1.00 | 1 | 0.62 | 38 | 23.56 | | | Nawalaniec, Adam | | | 1484 | POL | 0.00 | 1 | -0.19 | 38 | -7.22 | | | Dysko, Michal | | | 1083 | POL | 0.00 | 1 | -0.70 | 38 | -26.60 | | | Kawulski, Marcin | | | 1038 | POL | 1.00 | 1 | 0.25 | 38 | 9.50 | | | Miklosz, Krzysztof | | | 1012 | POL | 0.50 | 1 | -0.28 | 38 | -10.64 | |
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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