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Individual Calculations January 2010 |
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| Lach, Aleksandra Total change: 20.55 | |   |
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| World Youth Chess Championship-u14g | Antalya | TUR | 2009-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 2158 | 8.50 | 10 | 1.37 | 15 | 20.55 | |
|  Kaliadzich, Maryia | | | 1801 | BLR | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Vujnovic, Patricija | | | 1888 | CRO | 0.00 | 1 | -0.83 | 15 | -12.45 | | | Durmaz, Ayca Fatma | | | 1838 | TUR | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Sasmazel, Burcu | | | 1891 | TUR | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Shamatava, Ana | | | 1856 | GEO | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Aflalo, Sophie | | | 2036 | FRA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Klek, Hanna-Marie | | | 2081 | GER | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Saduakassova, Dinara | | wc | 2084 | KAZ | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Efroimski, Marsel | | wf | 2150 | ISR | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Samigullina, Diana | | wf | 2173 | RUS | 1.00 | 1 | 0.52 | 15 | 7.80 | |
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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