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Individual Calculations September 2021 |
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| Mazalon, Mariusz Total change: -1.40 | |   |
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| 57th Akiba Rubinstein Chess Festival - OPEN C | Polanica-Zdroj | POL | 2021-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1813 | 2014 | 6.50 | 9 | -0.07 | 20 | -1.40 | |
|  Grubiak, Roman | | | 1614 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Tomalak, Stanislaw | | | 1685 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Krupa, Jerzy | | | 1831 | POL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Wziatek, Marek | | | 1647 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Bukowska, Katarzyna | | | 1845 | POL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Klucznik, Andre | | | 1670 | FRA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Shilov, Sergej | f | | 2043 | UKR | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Zowada, Kazimierz | | | 2029 | POL | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Kwiecien, Zbigniew | | | 1952 | POL | 0.50 | 1 | -0.09 | 20 | -1.80 | | | * 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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