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Individual Calculations April 2009 |
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| Grudzien, Piotr Total change: 14.70 | |   |
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| XII Miedzynarodowy Turniej o Puchar Prezydenta Raciborza | Raciborz | POL | 2009-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2075 | 1965 | 3.50 | 7 | 0.98 | 15 | 14.70 | |
|  Walach, Marcin | f | | 2315 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Wieczorek, Aleksandra | | | 1615 | POL | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Tobolski, Jakub | | | 2081 | POL | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Babczynski, Dariusz | | | 1968 | POL | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Orzechowski, Jacek | | | 2259 | POL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Obrusnik, Michal | | | 2181 | POL | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Grzenia, Jerzy | | | 2103 | POL | 1.00 | 1 | 0.69 | 15 | 10.35 | |
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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