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Individual Calculations September 2020 |
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| Peycheva, Gergana Total change: -4.00 | |   |
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| Bulgarian individual chess championship U18 - Girls - 2020 | Asenovgrad | BUL | 2020-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 2255 | 4.50 | 5 | -0.10 | 40 | -4.00 | |
|  Yanusheva, Valeriya | | | 1855 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Grabcheva, Natalia | | | 1855 * | BUL | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Petkova, Lilia | | | 1855 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Karova, Peya | | | 1855 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Chitakova, Galya | | | 1855 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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