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Individual Calculations September 2010 |
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| Pietrzak, Wojciech Total change: 3.15 | |   |
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| Miguel Najdorf International Chess Festival - Open B | Warsaw | POL | 2010-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1758 | 1949 | 6.00 | 8 | 0.21 | 15 | 3.15 | |
|  Tomczyk, Ryszard | | | 1549 * | POL | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Kwiek, Janusz | | | 1728 | POL | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Lanica, Lukasz | | | 1597 | POL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Jarmula, Lukasz | | | 1801 | POL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Grabara, Krzysztof | | | 1961 | POL | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Wrabel, Antoni | | | 1825 | POL | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Blank, Kamil | | | 1663 | POL | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Mietek, Lukasz | | | 1939 | POL | 1.00 | 1 | 0.49 | 15 | 7.35 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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