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Individual Calculations March 2012 |
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| Petrochenko, Maria Total change: -9.15 | |   |
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| SF 80th Women’s Champ. St. Petersburg | St. Petersburg | RUS | 2012-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1725 | 1585 | 1.00 | 5 | -0.61 | 15 | -9.15 | |
|  Tskhadadze, Anna | | | 1843 | RUS | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Gudkina, Zhanna | | | 1829 | RUS | 0.00 | 1 | -0.20 | 15 | -3.00 | |  Shakirova, Renata | | | 1651 | RUS | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Letova, Tatiana | | | 1612 | RUS | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Zhivotovskaya, Asya | | | 1688 | RUS | 0.50 | 1 | 0.14 | 15 | 2.10 | |
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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