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Individual Calculations April 2009 |
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| Siwon, Zbigniew Total change: 8.85 | |   |
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| XI Kêtrzyñski Festiwal Szachowy B | Ketrzyn | POL | 2008-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1857 | 3.50 | 6 | 0.59 | 15 | 8.85 | |
|  Pasternak, Rafal | | | 1516 | POL | 1.00 | 1 | 0.12 | 15 | 1.80 | |  Kotlowski, Tomasz | | | 1980 | POL | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Szmidt, Przemyslaw | | | 2009 | POL | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Walczak, Krystian | | | 1942 | POL | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Plichta, Adam | | | 1847 | POL | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Sobczynski, Roman | | | 1852 | POL | 0.50 | 1 | -0.01 | 15 | -0.15 | |
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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