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Individual Calculations September 2020 |
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| Perek, Oskar Total change: -19.20 | |   |
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| 56th Akiba Rubinstein Chess Festival - Open D | Polanica-Zdroj | POL | 2020-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1501 | 1447 | 3.00 | 8 | -0.48 | 40 | -19.20 | |
|  Sypien, Natan | | | 1794 | POL | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Czernichowski, Konrad | | | 1047 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Brzozowski, Pawel | | | 1657 | POL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Zyla, Tomasz | | | 1543 | POL | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Zarzecki, Dymitr Stanislaw | | | 1596 | POL | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Rybka, Tatiana | | | 1232 | POL | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Lewandrowski, Tomasz | | | 1847 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Biel, Maciej | | | 1295 | POL | 1.00 | 1 | 0.30 | 40 | 12.00 | | | * 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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