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Individual Calculations May 2012 |
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| Sirkova, Darena Total change: -39.90 | |   |
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| Bulgarian Chess Championship for Girls 20 years old 2012 | Shumen | BUL | 2012-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 2086 | 2.50 | 6 | -2.66 | 15 | -39.90 | |
|  Koleva, Djuliana | | | 1732 | BUL | 0.00 | 1 | -0.89 | 15 | -13.35 | |  Miteva, Silvena | | | 1699 | BUL | 0.00 | 1 | -0.91 | 15 | -13.65 | | | Jordanova, Joana | | | 1686 * | BUL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Petrova, Boryana | | | 1701 | BUL | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Krumova, Ani | | | 1980 | BUL | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Vasileva, Veronika | | | 1732 | BUL | 0.50 | 1 | -0.39 | 15 | -5.85 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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