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Individual Calculations July 2019 |
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| Petkova, Nina Total change: -20.00 | |   |
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| Corp. "Centre" Cup_G13 | Izhevsk | RUS | 2019-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1279 | 1142 | 0.50 | 3 | -0.50 | 40 | -20.00 | |
|  Koroleva, Valeriya | | | 1146 | RUS | 0.00 | 1 | -0.49 | 40 | -19.60 | |  Chepovetskaya, Sofya | | | 1235 | RUS | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Aleshina, Arina | | | 1457 | RUS | 0.50 | 1 | 0.36 | 40 | 14.40 | |
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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