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Individual Calculations February 2018 |
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| Kaczmarek, Arkadiusz Total change: 23.00 | |   |
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| XX Ketrzynski Festiwal Szachowy - OPEN "A" | Ketrzyn | POL | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1941 | 6.00 | 9 | 1.15 | 20 | 23.00 | |
|  Kaczmarski, Cezary | | | 1541 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Jaroch, Karol | | | 2252 | POL | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Trendowski, Michal | | | 1643 | POL | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Adamowicz, Marek | | | 1562 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Renkowski, Piotr | | | 2156 | POL | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Krasiewicz, Robert | | | 2007 | POL | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Suliborski, Jakub | | | 2105 | POL | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Wojtunik, Maciej | | | 1726 | POL | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Zurkowski, Andrzej | | | 2055 | POL | 0.50 | 1 | 0.16 | 20 | 3.20 | | | * 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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