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Individual Calculations February 2023 |
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| Dabrowska, Ewa Total change: -21.20 | |   |
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| VI Turniej Sylwestrowy - grupa A | Grodzisk Mazowiecki | POL | 2022-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1112 | 0.50 | 4 | -0.17 | 40 | -6.80 | |
|  Kossakowski, Adrian | | | 1380 | POL | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Fifielski, Marcin | | | 1199 | POL | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Wierzgala, Krzysztof | | | 1684 | POL | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Szewczyk, Michal | | | 1479 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | | | Szkolne Indywidualne Mistrzostwa Polski dziewczeta D11 D13 D15 D17 | Pokrzywna | POL | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1236 | 1126 | 1.50 | 5 | -0.36 | 40 | -14.40 | |
| | Popczynska, Maja | | | 1472 | POL | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Kochanowska, Patrycja | | | 1207 | POL | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Opalka, Marta | | | 1351 | POL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Jeziorska, Emilia | | | 1004 | POL | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Jeziorska, Anna | | | 1144 | POL | 0.00 | 1 | -0.47 | 40 | -18.80 | |
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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