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Individual Calculations May 2015 |
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| Kurkova, Sofia Total change: -15.20 | |   |
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| The primacy of the Tver region chess boys 21 | Tver | RUS | 2015-03-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1685 | 1657 | 1.00 | 3 | -0.38 | 40 | -15.20 | |
|  Protasov, Sergey | | | 1609 | RUS | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Dementieva, Julia | | | 1705 | RUS | 1.00 | 1 | 0.57 | 40 | 22.80 | |  Gukhman, Sergey | | | 1742 | RUS | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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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