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Individual Calculations September 2009 |
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| Chomczyk, Marek Total change: 35.10 | |   |
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| V Mielenska Perla Baltyku B | Lazy | POL | 2009-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1817 | 1540 | 2.00 | 6 | 0.97 | 15 | 14.55 | |
|  Zakrocki, Sebastian | | | 1830 | POL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Zebracki, Tomasz | | | 1774 | POL | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Marciniszyn, Jakub | | | 1773 | POL | 0.50 | 1 | 0.29 | 15 | 4.35 | |  Lebiedowicz, Borys | | | 1747 | POL | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Staniszewska, Urszula | | | 1888 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Szydlowski, Kazimierz | | | 1890 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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) | | | | Mazovian Chess Festival gr. C | Warszawa | POL | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 1519 | 2.00 | 5 | 1.37 | 15 | 20.55 | |
| | Hagner, Pawel | | | 1919 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Prominski, Piotr | | | 1825 | POL | 1.00 | 1 | 0.86 | 15 | 12.90 | | | Lang, Gusztav Jr | | | 1822 | SWE | 1.00 | 1 | 0.86 | 15 | 12.90 | | | Borowicz, Miroslaw | | | 1850 | POL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Chmielewski, Bartlomiej | | | 1810 | POL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | * 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) | | |
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