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Individual Calculations September 2009 |
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| Gribov, Alexander Total change: 1.75 | |   |
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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 |
| 1977 | 2031 | 4.00 | 7 | 0.07 | 25 | 1.75 | |
|  Elizarova, Taisia | | | 1631 * | RUS | 1.00 | 1 | 0.08 | 25 | 2.00 | |  Vunder, Andrey | | | 2243 | RUS | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Shishkin, Vadim | | | 1891 | RUS | 1.00 | 1 | 0.31 | 25 | 7.75 | | | Sarkisov, Vladimir | | | 1939 | RUS | 0.00 | 1 | -0.63 | 25 | -15.75 | | | Shushpanova, Nina | | wf | 1980 | RUS | 1.00 | 1 | 0.43 | 25 | 10.75 | | | Glazov, Anatoly | | | 1928 | RUS | 1.00 | 1 | 0.36 | 25 | 9.00 | | | Nikitinyh, Boris | | | 2226 | RUS | 0.00 | 1 | -0.25 | 25 | -6.25 | | | * 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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