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Individual Calculations September 2019 |
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| Grubiak, Roman Total change: -35.80 | |   |
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| WroSpecial Chess Cup | Wroclaw | POL | 2019-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1814 | 1694 | 3.00 | 7 | 0.47 | 20 | 9.40 | |
|  Petras, Milan | c | | 1981 | CZE | 0.50 | 1 | 0.34 | 20 | 6.80 | |  Matas, Stanislav | | | 1744 | CZE | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Bocko, Stanislaw | | | 1813 | POL | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Grossmann, Ryszard | f | | 1975 | POL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Mueller, Thomas | | | 2060 | GER | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Kopaczewski, Zbigniew | | | 1464 | POL | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Stefanski, Robert | | | 1661 | POL | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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) | | | | 55. Miedzynarodowy Festiwal Szachowy im. A.Rubinsteina OPEN B | Polanica-Zdroj | POL | 2019-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1572 | 1694 | 3.50 | 9 | -2.26 | 20 | -45.20 | |
| | Janocha, Wieslaw | f | | 2094 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Prokopczuk, Antoni | | | 1427 | POL | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Kwiek, Janusz | | | 1370 | POL | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Budrewicz, Henryk | | | 1294 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Karamucki, Henryk | | | 1393 | POL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Sulot, Zdzislaw | | | 1381 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Tust-Kopec, Dominika | | | 1846 | POL | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Santura, Janusz | | | 1771 | POL | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Wziatek, Marek | | | 1568 | POL | 0.00 | 1 | -0.67 | 20 | -13.40 | | | * 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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