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Individual Calculations January 2011 |
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| Kupsik, Natalia Total change: -21.25 | |   |
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| St. Petersburg Champ. Girls U18 | St. Petersburg | RUS | 2010-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1788 | 0.00 | 3 | -0.85 | 25 | -21.25 | |
|  Azimova, Karina | | | 2011 | RUS | 0.00 | 1 | -0.22 | 25 | -5.50 | |  Opakhina, Irina | | | 1841 | RUS | 0.00 | 1 | -0.43 | 25 | -10.75 | | | Sokolova, Vera | | wf | 2033 | RUS | 0.00 | 1 | -0.20 | 25 | -5.00 | |
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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