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Individual Calculations September 2015 |
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| Kostin, Sergei Total change: -32.40 | |   |
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| Tsiolkovsky Memorial 2015 | Kaluga | RUS | 2015-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 2290 | 6.00 | 9 | -1.62 | 20 | -32.40 | |
|  Kogan, Elvira | | | 1890 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sokolov, Evgeny Albertovic | | | 1988 | RUS | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Semin, Daniil | | | 2045 | RUS | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Mytarev, Oleg V | | | 1936 | RUS | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Shirokov, Sergey | | | 2070 | RUS | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Meshkov, Vladimir I. | | | 2109 | RUS | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Antonov, Ivan | | | 1996 | RUS | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Perelygin, Mikhail | | | 1964 | RUS | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Romanov, Vlad | | | 1890 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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