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Individual Calculations November 2009 |
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| Koza, Stanislaw Total change: -11.25 | |   |
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| The 45th Akiba Rubinstein - International Chess Festival - Open D | Polanica Zdroj | POL | 2009-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1668 | 1438 | 0.50 | 3 | -0.15 | 25 | -3.75 | |
|  Kowalczyk, Adam | | | 1745 | POL | 0.00 | 1 | -0.14 | 25 | -3.50 | |  Grela, Kacper | | | 1658 | POL | 0.50 | 1 | 0.28 | 25 | 7.00 | | | Szymanowski, Mateusz | | | 1600 | POL | 0.00 | 1 | -0.29 | 25 | -7.25 | |
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) | | | | Mistrzostwa Miedzywojewodzkie DS+LB - grupa C11 | Lewin Klodzki | POL | 2009-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1615 | 1433 | 0.50 | 3 | -0.30 | 25 | -7.50 | |
| | Kanicki, Krzysztof | | | 1701 | POL | 0.50 | 1 | 0.33 | 25 | 8.25 | | | Korpalski, Maciej | | | 1520 | POL | 0.00 | 1 | -0.38 | 25 | -9.50 | | | Jozkow, Kacper | | | 1625 | POL | 0.00 | 1 | -0.25 | 25 | -6.25 | |
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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