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Individual Calculations August 2021 |
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| Piekielny, Pawel Total change: -15.20 | |   |
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| Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 2150 | 3.50 | 8 | -0.38 | 40 | -15.20 | |
|  Zalega, Maciej | | | 1841 | POL | 1.00 | 1 | 0.14 | 40 | 5.60 | |  Pacan-Milej, Kosma | f | | 2421 | POL | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Cukrowski, Filip | f | | 2389 | POL | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Bebel, Arkadiusz | f | | 2306 | POL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Kjartansson, Gudmundur | g | | 2496 | ISL | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Janeczko, Jakub | | | 1976 | POL | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Sidorczuk, Pawel | | | 1923 | POL | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Grochol, Kamil | | | 1978 | POL | 0.00 | 1 | -0.73 | 40 | -29.20 | |
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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