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Individual Calculations September 2009 |
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| Osipov, Viktor Total change: -42.25 | |   |
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| Summer on Petrograd Side 2009 open | St.Petersburg | RUS | 2009-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 2145 | 3.50 | 7 | -1.69 | 25 | -42.25 | |
|  Kozyrev, Vladislav | | | 1804 | RUS | 1.00 | 1 | 0.12 | 25 | 3.00 | | | Sarkisov, Vladimir | | | 1939 | RUS | 0.50 | 1 | -0.26 | 25 | -6.50 | |  Simko, Vladimir | | | 1982 | RUS | 1.00 | 1 | 0.28 | 25 | 7.00 | | | Belenkaya, Dina | | | 2028 | RUS | 0.00 | 1 | -0.66 | 25 | -16.50 | | | Shushpanova, Nina | | wf | 1980 | RUS | 1.00 | 1 | 0.28 | 25 | 7.00 | | | Kudriavtsev, Yury | | | 1915 | RUS | 0.00 | 1 | -0.79 | 25 | -19.75 | | | Malinicheva, L | | wf | 2024 | UZB | 0.00 | 1 | -0.66 | 25 | -16.50 | |
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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