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Individual Calculations September 2018 |
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| Grubiak, Roman Total change: -39.20 | |   |
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| 54th International Akiba Rubinstein Chess Festival -OPEN B | Polanica Zdroj | POL | 2018-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1668 | 1810 | 4.00 | 9 | -1.96 | 20 | -39.20 | |
|  Marszalek, Jakub | | | 1422 | POL | 0.50 | 1 | -0.41 | 20 | -8.20 | |  Prokopczuk, Antoni | | | 1410 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Galyga, Jozef | | | 1759 | POL | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Wilczynski, Adam | | | 1638 | POL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Woda, Janusz | | | 1627 | POL | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Zowada, Kazimierz | | | 2078 | POL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Kwiek, Janusz | | | 1528 | POL | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Bucko, Wieslaw | | | 1622 | POL | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Lada, Ireneusz | | | 1931 | POL | 0.00 | 1 | -0.34 | 20 | -6.80 | | | * 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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