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Individual Calculations September 2009 |
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| Choinski, Lukasz Total change: -42.30 | |   |
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| V International Chess Festival Open B Chojnice 2009 | Chojnice | POL | 2009-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1812 | 2.50 | 6 | -0.75 | 15 | -11.25 | |
|  Bartoszek, Michal | | | 1615 | POL | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Obrocki, Dariusz | | | 1970 | POL | 0.00 | 1 | -0.29 | 15 | -4.35 | |  Grodzicki, Tomasz | | | 1676 | POL | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Januszewski, Piotr | | | 1874 | POL | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Kropidlowski, Maciej | | | 1711 | POL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Wojcicki, Mateusz | | | 1824 | POL | 0.00 | 1 | -0.48 | 15 | -7.20 | |
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) | | | | XI Miedzynarodowe Mistrzostwa Gdanska w szachach-Open B | Gdansk | POL | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 1812 | 0.50 | 4 | -2.07 | 15 | -31.05 | |
| | Tarczykowski, Janusz | | | 1991 | POL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Sowa, Martyna | | | 1671 | POL | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Kaluzny, Krzysztof | | | 1558 | POL | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Wozniak, Grzegorz | | | 1570 | POL | 0.00 | 1 | -0.80 | 15 | -12.00 | |
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) | | |
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