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Individual Calculations May 2011 |
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| Atanasova, Elitsa Total change: -9.45 | |   |
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| Bulgarian Chess Championship for Girls 20 years old 2011 | Shabla | BUL | 2011-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1741 | 0.00 | 5 | -1.49 | 15 | -22.35 | |
|  Milanova, Maria | | | 1888 | BUL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Sirkova, Darena | | wf | 2101 | BUL | 0.00 | 1 | -0.10 | 15 | -1.50 | |  Jordanova, Joana | | | 1670 | BUL | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Krumova, Ani | | | 1912 | BUL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Galunova, Tsveta | | | 1962 | BUL | 0.00 | 1 | -0.22 | 15 | -3.30 | |
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) | | | | Bulgarian Chess Championship for Girls 18 years old 2011 | Plovdiv | BUL | 2011-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1881 | 1741 | 2.50 | 5 | 0.86 | 15 | 12.90 | |
| | Sirkova, Darena | | wf | 2101 | BUL | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Miteva, Silvena | | | 1675 | BUL | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Krumova, Ani | | | 1912 | BUL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Tsekova, Viktoria | | | 1827 | BUL | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Milanova, Maria | | | 1888 | BUL | 1.00 | 1 | 0.70 | 15 | 10.50 | |
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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