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Individual Calculations July 2009 |
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| Harizanova, Marina Total change: -9.90 | |   |
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| Bulgarian individual chess championship girls 20 | Sofia | BUL | 2009-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 1679 | 1.00 | 4 | -0.66 | 15 | -9.90 | |
|  Kosturska, Yoana | | | 1822 | BUL | 0.00 | 1 | -0.31 | 15 | -4.65 | |  Vasova, Mariya | | | 1791 | BUL | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Harizanova, Elitsa | | | 1637 | BUL | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Gradevska, Desislava | | | 1721 | BUL | 0.00 | 1 | -0.44 | 15 | -6.60 | |
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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