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Individual Calculations September 2017 |
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| Kwiatkowski, Jacek Total change: 8.40 | |   |
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| 25th Poznan Chess Festival | Poznan | POL | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1747 | 1751 | 5.00 | 9 | 0.42 | 20 | 8.40 | |
|  Sieciechowicz, Marcin | m | | 2151 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Tomczak, Marta | | | 1483 | POL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Kozlowska, Marzena | | | 1970 | POL | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Simon, Marek | | | 1837 | POL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Polak, Karol | | | 1581 | POL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Glatty, Zbigniew | | | 1879 | POL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Frackowiak, Andrzej | | | 1611 | POL | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Geselle , Roman | | | 1429 | POL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Lascar, Radoslawa | | | 1778 | POL | 1.00 | 1 | 0.54 | 20 | 10.80 | | | * 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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