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Individual Calculations September 2017 |
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| Jedras, Piotr Total change: 37.80 | |   |
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| 25th Poznan Chess Festival | Poznan | POL | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2090 | 2091 | 6.50 | 9 | 1.89 | 20 | 37.80 | |
|  Czarnolewski, Piotr | | | 1691 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Szymanski, Zbigniew | | | 1844 | POL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Tomczak, Jacek | g | | 2491 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Dzwikowski, Adam | | | 1975 | POL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Michalski, Karol | | | 1992 | POL | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Urban, Klaudiusz | m | | 2426 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Sobczak, Miroslaw | | | 1925 | POL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Chojnacki, Krzysztof | m | | 2377 | POL | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Zadymov, Ihor | | | 2089 | UKR | 1.00 | 1 | 0.50 | 20 | 10.00 | | | * 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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