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Individual Calculations September 2009 |
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| Kovalev, Vitaly Total change: 3.60 | |   |
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| 13. Izmailov's Memorial 2009 open | Tomsk | RUS | 2009-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2100 | 1958 | 2.50 | 7 | 0.24 | 15 | 3.60 | |
|  Yakunin, Alexey | | | 2308 | RUS | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Batukhtin, Andrey | | | 2114 | RUS | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Galaktionov, Pavel | | | 2174 | RUS | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Petrukhina, Irina | | | 2059 | RUS | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Zenzera, Alexey | | | 2085 | RUS | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Chernikov, Vladislav | | | 1924 | RUS | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Zaretsky, Leonid | | | 2034 | RUS | 0.50 | 1 | 0.10 | 15 | 1.50 | |
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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