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Individual Calculations May 2011 |
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| Tobiskova, Petra Total change: 10.25 | |   |
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| Extraliga dorostu - zapad 2011 | various | CZE | 2010-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1475 | 1.00 | 3 | 0.41 | 25 | 10.25 | |
|  Saffova, Michaela | | | 1833 | CZE | 0.00 | 1 | -0.10 | 25 | -2.50 | |  Hatasova, Michaela | | | 1598 | CZE | 1.00 | 1 | 0.67 | 25 | 16.75 | | | Pulpan, Matej | | | 1754 | CZE | 0.00 | 1 | -0.16 | 25 | -4.00 | |
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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