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Individual Calculations July 2009 |
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| Toshev, Vladimir Total change: -25.00 | |   |
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| Bulgarian individual chess championship boys 20 | Sofia | BUL | 2009-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1903 | 1.00 | 5 | -1.00 | 25 | -25.00 | |
|  Ivanov, Stojan Lubomirov | | | 2129 | BUL | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Dobrev, Nayden | | | 2142 | BUL | 0.00 | 1 | -0.20 | 25 | -5.00 | |  Konstantinov, Aleksandar | | | 1878 | BUL | 1.00 | 1 | 0.47 | 25 | 11.75 | | | Petrov, Plamen | | | 1875 | BUL | 0.00 | 1 | -0.54 | 25 | -13.50 | | | Andreev, Andrey | | | 1889 | BUL | 0.00 | 1 | -0.52 | 25 | -13.00 | |
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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