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Individual Calculations May 2010 |
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| Piesik, Piotr Total change: 7.50 | |   |
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| Chorzów OPEN FIDE | Chorzow | POL | 2010-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2071 | 2273 | 7.00 | 9 | 0.50 | 15 | 7.50 | |
|  Ociepka, Tomasz | | | 1873 * | POL | 0.50 | 1 | -0.42 | 15 | -6.30 | |  Faron, Rafal | | | 1873 * | POL | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Marek, Eugeniusz | | | 1887 | POL | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Jelonek, Michal | | | 1959 | POL | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Kaczmarek, Aleksander | | | 2009 | POL | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Sztwiertnia, Krzysztof | | | 2082 | POL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Kalinin, Oleg | m | | 2366 | UKR | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Sroka, Janusz | | | 2114 | POL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Koziak, Vitali | m | | 2478 | UKR | 0.50 | 1 | 0.26 | 15 | 3.90 | | | * 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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