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Individual Calculations September 2017 |
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| Purczynski, Andrzej Total change: 2.60 | |   |
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| 25th Poznan Chess Festival | Poznan | POL | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1505 | 1243 | 2.00 | 9 | 0.13 | 20 | 2.60 | |
|  Augustowski, Janusz | | | 1643 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Grochowski, Michal | | | 1617 | POL | 0.50 | 1 | 0.40 | 20 | 8.00 | | | Korpalska, Joanna | | | 1643 * | POL | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Czarnolewski, Piotr | | | 1643 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Szafranski, Maciej | | | 1439 | POL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Drozdowicz, Ignacy | | | 1339 | POL | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Kaluzny, Jan | | | 1350 | POL | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Hoffmann, Kacper | | | 1588 | POL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Lapinski, Jerzy | | | 1280 | POL | 0.00 | 1 | -0.45 | 20 | -9.00 | | | * 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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