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Individual Calculations April 2009 |
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| Jaskowski, Piotr Total change: -40.75 | |   |
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| XI Kêtrzyñski Festiwal Szachowy B | Ketrzyn | POL | 2008-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1716 | 1868 | 2.50 | 6 | -1.63 | 25 | -40.75 | |
|  Szymanowski, Mateusz | | | 1543 | POL | 1.00 | 1 | 0.13 | 25 | 3.25 | | | Szmidt, Przemyslaw | | | 2009 | POL | 0.00 | 1 | -0.31 | 25 | -7.75 | |  Gajek, Radoslaw | | | 1688 | POL | 0.50 | 1 | -0.24 | 25 | -6.00 | | | Opalinski, Patryk | | | 1740 | POL | 0.00 | 1 | -0.67 | 25 | -16.75 | | | Zawadzki, Krzysztof | | | 1641 | POL | 1.00 | 1 | 0.21 | 25 | 5.25 | | | Sokolowska, Aneta | | | 1675 | POL | 0.00 | 1 | -0.75 | 25 | -18.75 | |
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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