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Individual Calculations September 2009 |
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| Zgarda, Jakub Total change: -0.50 | |   |
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| XVIII Miêdzynarodowy Festiwal Szachowy - Open B | Poznan | POL | 2009-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1868 | 3.50 | 6 | -0.02 | 25 | -0.50 | |
|  Weglarz, Janusz | | | 1957 | POL | 1.00 | 1 | 0.62 | 25 | 15.50 | |  Stypka, Zbigniew | | | 1943 | POL | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Piechota, Izabela | | | 1756 | POL | 0.00 | 1 | -0.65 | 25 | -16.25 | | | Simon, Marek | | | 1708 | POL | 0.50 | 1 | -0.21 | 25 | -5.25 | | | Konieczny, Marek | | | 1787 | POL | 0.50 | 1 | -0.11 | 25 | -2.75 | | | Piechota, Piotr | | | 1654 | POL | 1.00 | 1 | 0.23 | 25 | 5.75 | |
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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