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Individual Calculations July 2009 |
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| Witbrodt, Jakub Total change: 0.45 | |   |
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| POL Boys Championship U-12 | Leba | POL | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1702 | 1605 | 3.00 | 8 | 0.03 | 15 | 0.45 | |
|  Zebracki, Tomasz | | | 1795 | POL | 0.00 | 1 | -0.25 | 15 | -3.75 | |  Karwowski, Kacper | | | 1781 | POL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Kowalczyk, Mariusz | | | 1710 | POL | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Czajkowski, Adam | | | 1756 | POL | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Tomaszewski, Kacper | | | 1718 | POL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Bronsztejn, Wojciech | | | 1668 | POL | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Karpacz, Piotr | | | 1640 | POL | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Piotrowski, Przemyslaw | | | 1550 | POL | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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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