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Individual Calculations August 2015 |
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| Lachcik, Marek Total change: 4.80 | |   |
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| MIGUEL NAJDORF INTERNATIONAL CHESS FESTIVAL- Open C | Warszawa | POL | 2015-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1358 | 1476 | 6.00 | 9 | 0.24 | 20 | 4.80 | |
|  Majek, Waldemar | | | 1076 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Wierzchowski, Grzegorz | | | 1269 | POL | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Szemplinski, Jerzy | | | 1222 | POL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Filipska, Maja | | | 1319 | POL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Mackowiak, Filip | | | 1452 | POL | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Kleyny, Maciej | | | 1592 | POL | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Woznica, Alicja | | | 1383 | POL | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Matyszkiewicz, Wiktor | | | 1334 | POL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Zolkiewski, Jakub | | | 1578 | POL | 0.50 | 1 | 0.14 | 20 | 2.80 | | | * 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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