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Individual Calculations July 2021 |
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| Antova, Gabriela Total change: -8.80 | |   |
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| Bulgarian Team Chess Championship Women 2021 | Kiten | BUL | 2021-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2034 | 2250 | 2.50 | 4 | -0.44 | 20 | -8.80 | |
|  Grabcheva, Natalia | | | 1850 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Voyska, Margarita | | wg | 2176 | BUL | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Tsekova, Viktoria | | | 1868 | BUL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Peycheva, Gergana | f | wm | 2242 | BUL | 0.00 | 1 | -0.51 | 20 | -10.20 | | | * 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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