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Individual Calculations September 2012 |
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| Jedrzejczak, Przemyslaw Total change: -22.95 | |   |
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| Obra Lato Open 2012 | Obra | POL | 2012-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1847 | 5.00 | 9 | -1.53 | 15 | -22.95 | |
|  Mozol, Dawid | | | 1562 | POL | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Szczepaniak, Artur | | | 1668 | POL | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Borowski, Przemyslaw | | | 1645 | POL | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Banach, Szymon | | | 1759 | POL | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Derewlany, Pawel | | | 1622 | POL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Kupsik, Joanna | | | 1701 | POL | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Malkowski, Kazimierz | | | 1611 | POL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Niedbala, Wojciech | | | 1686 | POL | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Kucza, Karol | | | 1785 | POL | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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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