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Individual Calculations July 2009 |
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| Czajkowski, Adam Total change: -56.95 | |   |
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| Open Mazovia Team Championship | Mazowieckie | POL | 2009-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 1756 | 0.00 | 2 | -0.82 | 25 | -20.50 | |
|  Lipka, Ignacy | | | 1679 | POL | 0.00 | 1 | -0.61 | 25 | -15.25 | | | Choroszej, Aleksander | | | 1991 | POL | 0.00 | 1 | -0.21 | 25 | -5.25 | |
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) | | | | Team Blind Championship | Wagrowiec | POL | 2009-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2010 | 1756 | 0.50 | 4 | -0.24 | 25 | -6.00 | |
|  Iwancio, Lukasz | | | 2018 | POL | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Szurgot, Dominik | | | 2002 | POL | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Iwancio, Lukasz | | | 2018 | POL | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Szurgot, Dominik | | | 2002 | POL | 0.50 | 1 | 0.31 | 25 | 7.75 | |
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) | | | NOTE: K factor changed | | POL Boys Championship U-12 | Leba | POL | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1601 | 1756 | 1.50 | 5 | -2.03 | 15 | -30.45 | |
| | Gladysz, Jakub | | | 1547 | POL | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Fronczak, Sebastian | | | 1651 | POL | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Witbrodt, Jakub | | | 1605 | POL | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Szulc, Krzysztof | | | 1625 | POL | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Matuszewski, Maciej | | | 1576 | POL | 0.00 | 1 | -0.74 | 15 | -11.10 | |
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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