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Individual Calculations January 2009 |
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| Krukovsky, Alexander Total change: -25.50 | |   |
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| St.Petersburg Chmp. 2008 QF open | St.Petersburg | RUS | 2008-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 2127 | 3.50 | 7 | -1.02 | 25 | -25.50 | |
|  Zizlova, Sofia | | | 1997 | RUS | 1.00 | 1 | 0.32 | 25 | 8.00 | |  Vunder, Andrey | | | 2261 | RUS | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Pyatin, Alexander | | | 1993 | RUS | 0.50 | 1 | -0.18 | 25 | -4.50 | | | Trofimchuk, Vladimir | | | 1967 | RUS | 0.00 | 1 | -0.71 | 25 | -17.75 | | | Averjanov, Sergey | | | 1999 | RUS | 0.00 | 1 | -0.67 | 25 | -16.75 | | | Sarkisov, Vladimir | | | 1965 | RUS | 1.00 | 1 | 0.29 | 25 | 7.25 | | | Rumiantsev, Alex | | | 1937 | RUS | 1.00 | 1 | 0.25 | 25 | 6.25 | |
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) | | |
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