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Individual Calculations August 2023 |
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| Ostrowska, Joanna Total change: -12.80 | |   |
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| Warsaw Chess Festival - group B | Warszawa | POL | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1688 | 2.00 | 7 | -0.64 | 20 | -12.80 | |
|  Kasperkiewicz, Pawel | | | 1850 | POL | 1.00 | 1 | 0.71 | 20 | 14.20 | |  Bartoszewicz, Marcin | | | 1790 | POL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Gorniewicz, Oskar | | | 1890 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Rajda, Krystian | | | 1847 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Szewczak, Andrzej | | | 1641 | POL | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Piotrowski, Grzegorz | | | 1835 | POL | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Podzorski, Pawel | | | 1622 | POL | 0.00 | 1 | -0.59 | 20 | -11.80 | |
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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