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Individual Calculations February 2013 |
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| Rybakova, Polina Total change: 6.15 | |   |
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| St. Petersburg Champ. Girls U16 2012 | St. Petersburg | RUS | 2012-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1762 | 2.50 | 6 | 0.41 | 15 | 6.15 | |
|  Chernyak, Viktoria | | | 1949 | RUS | 0.00 | 1 | -0.26 | 15 | -3.90 | |  Zhuravleva, Irina | | | 1602 | RUS | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Klevets, Ksenia | | | 1894 | RUS | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Fedoseeva, Valentina | | | 1929 | RUS | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Chuprova, Irina | | | 1943 | RUS | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Kiseleva, Arina | | wc | 1946 | RUS | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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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