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Individual Calculations April 2009 |
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| Kostoglotov, Dmitry Total change: 31.95 | |   |
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| 23. T.Petrosian Memorial 2009 open | Moscow | RUS | 2009-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 1827 | 4.50 | 9 | 2.25 | 15 | 33.75 | |
|  Piskun, Alexey | | | 2095 | RUS | 0.00 | 1 | -0.17 | 15 | -2.55 | |  Sidorov, Kirill | | | 1981 | RUS | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Baraeva, Marina | | wf | 2009 | RUS | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Komissarov, Stanislav | | | 2009 | RUS | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Sidorchuk, Roman | | | 2177 | RUS | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Romanov, Stanislav | | | 2058 | RUS | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Zaitsev, Andrey | | | 1961 | RUS | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Baraeva, Irina | | wf | 1997 | RUS | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Akopova, Anna | | | 1939 | RUS | 0.50 | 1 | 0.15 | 15 | 2.25 | |
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) | | | | Moscow open 2009 B | Moscow | RUS | 2009-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 1827 | 0.00 | 1 | -0.12 | 15 | -1.80 | |
| | Nefedov, Sergey | | | 2166 | RUS | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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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