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Individual Calculations September 2009 |
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| Petrukhina, Irina Total change: 29.10 | |   |
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| 13. Izmailov's Memorial 2009 open | Tomsk | RUS | 2009-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 2059 | 4.50 | 9 | 1.46 | 15 | 21.90 | |
|  Iskusnyh, Sergei | g | | 2409 | RUS | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Neporozhnyaja, Tatyana | | | 1887 | RUS | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Itkin, Dmitry | | | 2240 | RUS | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Kovalev, Vitaly | | | 1958 | RUS | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Aketayeva, Dana | | wm | 2254 | KAZ | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Kim, Sergey | f | | 2299 | KAZ | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Usatov, Vladimir | f | | 2157 | RUS | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Gankin, Stanislav | | | 2283 | RUS | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Kartashov, Dmitry | | | 2243 | RUS | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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) | | | | 15. Maestro 2009 open | Berdsk | RUS | 2009-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 2055 | 4.00 | 8 | 0.33 | 15 | 4.95 | |
| | Galaktionov, Pavel | | | 2174 | RUS | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Dianov, Alexey | | | 2151 | RUS | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Yakimov, S.y. | | | 2207 | RUS | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Tuzhik, Artem | f | | 2314 | RUS | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Zhang-Yushkov, Nikolai | | | 2194 | RUS | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Latyev, Viktor | | | 1855 | RUS | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Noskov, Dmitriy | | | 1961 | RUS | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Popov, Danil | | | 1833 | RUS | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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) | | | | Novosibirsk Gorodok 2009 open | Novosibirsk | RUS | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 2055 | 3.00 | 6 | 0.15 | 15 | 2.25 | |
| | Glagolev, Semen | | | 1878 | RUS | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Yakimov, S.y. | | | 2207 | RUS | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Habarov, Sergey | | | 2174 | RUS | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Akishev, Alexander | | | 2149 | RUS | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Pozharsky, Nikolai | | | 2177 | RUS | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Severinov, Alexander | | | 1831 | RUS | 0.50 | 1 | -0.28 | 15 | -4.20 | |
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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