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Individual Calculations September 2023 |
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| Postolati, Alexander Total change: -34.40 | |   |
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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 |
| 1503 | 1804 | 4.00 | 7 | -1.72 | 20 | -34.40 | |
|  Kusnierz, Janusz | | | 1353 | POL | 1.00 | 1 | 0.06 | 20 | 1.20 | |  Klama, Andrzej | | | 1292 | POL | 0.50 | 1 | -0.46 | 20 | -9.20 | | | Jeziorny, Janusz | | | 1623 | POL | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Zielinski, Andrzej | | | 1601 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Kruczynski, Marek | | | 1795 | POL | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Biel, Maciej | | | 1450 | POL | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Zak, Tomasz | | | 1404 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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