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Individual Calculations August 2021 |
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| Mickiewicz, Piotr Total change: 60.60 | |   |
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| Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2288 | 2247 | 7.00 | 9 | 3.03 | 20 | 60.60 | |
|  Siekanska, Maria | | | 1909 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Kaminski, Maciej | | | 1847 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Derylo, Kamil | | | 2062 | POL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Kjartansson, Gudmundur | g | | 2496 | ISL | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Bebel, Arkadiusz | f | | 2306 | POL | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Pacan-Milej, Kosma | f | | 2421 | POL | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Noe, Christopher | m | | 2527 | GER | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Kosakowski, Jakub | m | | 2417 | POL | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Tomczak, Jacek | g | | 2603 | POL | 0.50 | 1 | 0.39 | 20 | 7.80 | | | * 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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