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Individual Calculations February 2020 |
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| Peret, Ryszard Total change: -22.40 | |   |
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| VIII MIEDZYNARODOWY FESTIWAL SZACHOWY GWIAZDA POLNOCY - OPEN | Jastrzebia Gora | POL | 2020-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1385 | 1493 | 4.50 | 9 | -1.12 | 20 | -22.40 | |
|  Renkowski, Piotr | | | 1893 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Maron, Wojciech | | | 1239 | POL | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Peksa, Zuzanna | | | 1156 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Zygmunt, Patrycja | | | 1247 | POL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Gradzki, Artur | | | 1166 | POL | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Nalezna, Gabriela | | | 1241 | POL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Galeziewski, Olaf | | | 1093 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Stefanski, Robert | | | 1680 | POL | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Topola, Rafal | | | 1754 | POL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | * 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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