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Individual Calculations September 2023 |
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| Siwiec, Arkadiusz Total change: -29.80 | |   |
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| Adolf Anderssen Chess Festival 2023 - Wroclaw Open A | Wroclaw | POL | 2023-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2154 | 2241 | 1.50 | 5 | -1.49 | 20 | -29.80 | |
|  Barwinska, Ewa | | wc | 1996 | POL | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Moranda, Wojciech | g | | 2576 | POL | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Holtel, Jasper | f | | 2339 | GER | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Smietanska, Wiktoria | c | | 2017 | POL | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Gibala, Adam | | | 1841 * | POL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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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