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Individual Calculations April 2008 |
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| Oszczanowski, Witold Total change: 15.25 | |   |
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| Turniej Noworoczny - Polfinal Mistrzostw Wroclawia | Wroclaw | POL | 2007-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1723 | 1408 | 0.50 | 3 | 0.08 | 25 | 2.00 | |
|  Mikolajczyk, Piotr | | | 1758 | POL | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Lachowicz, Judyta | | | 1653 | POL | 0.50 | 1 | 0.30 | 25 | 7.50 | | | Wozniak, Bartosz | | | 1758 | POL | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | | | Mistrzostwa Polski Juniorow do lat 12 | Ustron | POL | 2008-03-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1442 | 1.50 | 6 | 0.53 | 25 | 13.25 | |
| | Blaszkiewicz, Mateusz | | | 1792 | POL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Marczuk, Dominik | | | 1780 | POL | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Nowicki, Bartosz | | | 1712 | POL | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Peronczyk, Karol | | | 1660 | POL | 1.00 | 1 | 0.78 | 25 | 19.50 | | | Kowalczyk, Adam | | | 1695 | POL | 0.50 | 1 | 0.31 | 25 | 7.75 | | | Klimek, Marcin | | | 1730 | POL | 0.00 | 1 | -0.16 | 25 | -4.00 | |
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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