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Individual Calculations May 2011 |
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| Sirkova, Darena Total change: -47.40 | |   |
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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 |
| 1841 | 2101 | 4.50 | 5 | 0.47 | 15 | 7.05 | |
|  Galunova, Tsveta | | | 1962 | BUL | 1.00 | 1 | 0.31 | 15 | 4.65 | |  Atanasova, Elitsa | | | 1741 | BUL | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Milanova, Maria | | | 1888 | BUL | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Jordanova, Joana | | | 1701 * | BUL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Krumova, Ani | | | 1912 | BUL | 0.50 | 1 | -0.25 | 15 | -3.75 | | | * 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) | | | | Bulgarian Chess Championship for Girls 18 years old 2011 | Plovdiv | BUL | 2011-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1814 | 2101 | 3.00 | 5 | -1.17 | 15 | -17.55 | |
| | Milanova, Maria | | | 1888 | BUL | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Atanasova, Elitsa | | | 1741 | BUL | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Miteva, Silvena | | | 1701 * | BUL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Krumova, Ani | | | 1912 | BUL | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Tsekova, Viktoria | | | 1827 | BUL | 0.00 | 1 | -0.83 | 15 | -12.45 | | | * 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) | | | | 60th Bulgarian Individual Chess Championship-Women | Bankja | BUL | 2011-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2138 | 2101 | 2.50 | 11 | -2.46 | 15 | -36.90 | |
| | Zlatanova, Emilia | | wm | 2024 | BUL | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Yordanova, Svetla | | wm | 2155 | BUL | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Nikolova, Adriana | | wm | 2311 | BUL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Krumova, Ani | | | 1912 | BUL | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Djingarova, Emilia | | wg | 2349 | BUL | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Voiska, Margarita | | wg | 2313 | BUL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Todorova, Kalina | | | 1829 | BUL | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Ivanova, Simoneta | | | 1870 | BUL | 0.00 | 1 | -0.79 | 15 | -11.85 | | | Chilingirova, Pavlina | | wm | 2141 | BUL | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Raeva, Elitsa | | wm | 2308 | BUL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Videnova, Iva | | wm | 2304 | BUL | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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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