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Individual Calculations September 2009 |
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| Kozera, Aleksandra Total change: -5.10 | |   |
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| Mazovian Chess Festival gr. C | Warszawa | POL | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1954 | 1788 | 0.50 | 3 | -0.34 | 15 | -5.10 | |
|  Bergkvist, Fredrik | | | 1989 | SWE | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Skrzypczak, Anna | | | 1959 | POL | 0.00 | 1 | -0.27 | 15 | -4.05 | |  Ostrowska, Dominika | | | 1914 | POL | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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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