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Individual Calculations September 2022 |
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| Grubiak, Roman Total change: 13.60 | |   |
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| 58th Akiba Rubinstein Chess Festival - Open C | Polanica-Zdroj | POL | 2022-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1637 | 5.50 | 9 | 0.68 | 20 | 13.60 | |
|  Cholewa, Dorota | | | 1237 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Bartczak, Hanna | | | 1457 | POL | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Klama, Andrzej | | | 1440 | POL | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Tomalak, Stanislaw | | | 1546 | POL | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Szczygiel, Antoni | | | 1371 | POL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Uscinski, Marek | | | 1824 | POL | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Krasowski, Slawomir | | | 1855 | POL | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Kruczynski, Marek | | | 1708 | POL | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Fainberg, Boris | | | 2027 | ISR | 0.00 | 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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