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Individual Calculations September 2023 |
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| Mazalon, Mariusz Total change: -0.20 | |   |
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| 59. Miedzynardowy Festiwal Szachowy im. Akiby Rubinsteina - Open C | Polanica-Zdroj | POL | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1967 | 6.50 | 9 | -0.01 | 20 | -0.20 | |
|  Kwiatkowski, Zygmunt | | | 1567 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Jeziorny, Janusz | | | 1623 | POL | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Czepczynski, Boguslaw | | | 1690 | POL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Chubar, Vladimir | m | | 1781 | UKR | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Gasik, Piotr | | | 1930 | POL | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Shilov, Sergej | f | | 2123 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Kruczynski, Marek | | | 1795 | POL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Szydelko, Kazimierz | | | 1645 | POL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Poniewierski, Piotr | | | 1821 | POL | 0.50 | 1 | -0.20 | 20 | -4.00 | | | * 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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