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Individual Calculations January 2010 |
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| Sirotkina, Tatiana Total change: -33.50 | |   |
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| Ivanovo region Chmp. 2009 Women | Ivanovo | RUS | 2009-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1934 | 1.00 | 4 | -1.34 | 25 | -33.50 | |
|  Sirotkina, Anna | | | 1813 | RUS | 0.50 | 1 | -0.16 | 25 | -4.00 | |  Urbanaites, Elvira | | | 1756 | RUS | 0.50 | 1 | -0.23 | 25 | -5.75 | | | Khuseinova, Anna | | | 1863 | RUS | 0.00 | 1 | -0.60 | 25 | -15.00 | | | Bruyatskaya, Marina | | | 2041 | RUS | 0.00 | 1 | -0.35 | 25 | -8.75 | |
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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