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Individual Calculations July 2009 |
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| Jajte-Pachota, Maciej Total change: -6.75 | |   |
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| POL Boys Championship U-12 | Leba | POL | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1672 | 1661 | 1.00 | 3 | -0.45 | 15 | -6.75 | |
|  Sliwicki, Damian | | | 1738 | POL | 0.00 | 1 | -0.39 | 15 | -5.85 | |  Matuszewski, Maciej | | | 1576 | POL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Nun, Grzegorz | | | 1703 | POL | 0.00 | 1 | -0.44 | 15 | -6.60 | |
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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