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Individual Calculations June 2019 |
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| Karaivanova, Petya Total change: 33.20 | |   |
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| Bulgarian individual school chess championship G17 -2019 | Dobrich | BUL | 2019-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1655 | 3.00 | 3 | 0.83 | 40 | 33.20 | |
|  Nikolova, Angelika | | | 1255 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Petkova, Lilia | | | 1291 | BUL | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Naymanova, Patricie | | | 1763 | BUL | 1.00 | 1 | 0.65 | 40 | 26.00 | | | * 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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