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Individual Calculations April 2008 |
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| Jacek, Roksana Total change: 28.00 | |   |
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| Obra Zima 2008 grupa A | Obra | POL | 2008-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1749 | 1618 | 3.50 | 7 | 1.12 | 25 | 28.00 | |
|  Dus, Leszek | | | 1941 | POL | 0.50 | 1 | 0.37 | 25 | 9.25 | |  Kaczmarek, Alicja | | | 1866 | POL | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Polarczyk, Pawel | | | 1778 | POL | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Sowa, Martyna | | | 1679 | POL | 1.00 | 1 | 0.58 | 25 | 14.50 | | | Grabianowski, Krystian | | | 1835 | POL | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Nun, Joanna | | | 1496 | POL | 1.00 | 1 | 0.33 | 25 | 8.25 | | | Ostrowska, Marta | | | 1645 | POL | 1.00 | 1 | 0.54 | 25 | 13.50 | |
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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