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Individual Calculations September 2009 |
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| Porat, Motke Total change: -19.05 | |   |
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| Czech Open 2009 D - Chladek a Tintera Open | Pardubice | CZE | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1591 | 1937 | 0.50 | 2 | -1.27 | 15 | -19.05 | |
|  Tomasi, Valentina | | | 1567 | ITA | 0.50 | 1 | -0.40 | 15 | -6.00 | |  Kratochvil, Vit | | | 1614 | CZE | 0.00 | 1 | -0.87 | 15 | -13.05 | |
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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