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Individual Calculations January 2010 |
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| Zaikov, Oleg N Total change: -12.90 | |   |
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| 40th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2009-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2241 | 2385 | 2.50 | 5 | -0.86 | 15 | -12.90 | |
|  Schoch, Ian D | | | 2032 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Korley, Kassa | | | 2269 | USA | 0.00 | 1 | -0.66 | 15 | -9.90 | |  Fayvinov, Zakhar | f | | 2145 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Stripunsky, Alexander | g | | 2553 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Rosenberg, Evan S | | | 2208 | USA | 0.50 | 1 | -0.23 | 15 | -3.45 | |
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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