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Individual Calculations May 2010 |
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| Ivanova, Gergana Total change: 58.25 | |   |
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| Bulgarian Chess Championship for Girls 18 years old | Plovdiv | BUL | 2010-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1796 | 1682 | 4.50 | 6 | 2.33 | 25 | 58.25 | |
|  Trifonova, Sandra | | | 2010 | BUL | 1.00 | 1 | 0.87 | 25 | 21.75 | | | Tsekova, Viktoria | | | 1860 | BUL | 0.50 | 1 | 0.23 | 25 | 5.75 | |  Kosturska, Yoana | | | 1819 | BUL | 0.50 | 1 | 0.18 | 25 | 4.50 | | | Miteva, Silvena | | | 1659 | BUL | 1.00 | 1 | 0.47 | 25 | 11.75 | | | Todorova, Kalina | | | 1786 | BUL | 0.50 | 1 | 0.14 | 25 | 3.50 | | | Vasileva, Veronika | | | 1641 | BUL | 1.00 | 1 | 0.44 | 25 | 11.00 | |
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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