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Individual Calculations October 2008 |
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| Praszak, Michal Total change: -17.70 | |   |
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| The 44th Akiba Rubinstein International Chess Festival -Open A | Polanica Zdroj | POL | 2008-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2131 | 2234 | 5.50 | 10 | -0.79 | 15 | -11.85 | |
|  Golek, Jagoda | | | 2023 | POL | 0.00 | 1 | -0.77 | 15 | -11.55 | |  Nowak, Malgorzata | | | 2052 | POL | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Zmarzly, Aleksandra | | | 1929 | POL | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Lorek, Milosz | | | 1910 | POL | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Brzeski, Maciej | | | 2208 | POL | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Goluch, Piotr | | | 2020 | POL | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Mucha, Roman | | | 2160 | POL | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Majdan, Joanna | | wm | 2323 | POL | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Czarnota, Pawel | g | | 2526 | POL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Tokarski, Bartosz | | | 2157 | POL | 0.00 | 1 | -0.61 | 15 | -9.15 | |
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) | | | | Polish Team Championship | Karpacz | POL | 2008-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2476 | 2234 | 1.50 | 9 | -0.39 | 15 | -5.85 | |
| | Jakubowski, Krzysztof | m | | 2497 | POL | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Matlak, Marek | m | | 2480 | POL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Skalski, Michal | m | | 2459 | POL | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Macieja, Bartlomiej | g | | 2584 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Bobras, Piotr | g | | 2561 | POL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Butkiewicz, Lukasz | | | 2284 | POL | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Lubczynski, Rafal | m | | 2414 | POL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Sopur, Lech | | | 2431 | POL | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Dziuba, Marcin | g | | 2570 | POL | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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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