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Individual Calculations September 2019 |
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| Piotrowski, Przemyslaw Total change: -9.60 | |   |
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| Wroclaw Open 2019 | Wroclaw | POL | 2019-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2093 | 2303 | 6.00 | 9 | -0.48 | 20 | -9.60 | |
|  Jaworski, Tymon | | | 1903 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kawalko, Adam | | | 1905 | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Skiba, Krzysztof | | | 1903 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Luberanski, Jakub | | | 1996 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Butkiewicz, Lukasz | m | | 2436 | POL | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Gutenev, Alexander | m | | 2485 | RUS | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Jablonska, Sabina | | | 1963 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Dubinski, Mateusz | f | | 2306 | POL | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Barbier, Astrid | | | 1943 | BEL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | * 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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