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Individual Calculations September 2009 |
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| Blaushtain, Boris Total change: -15.90 | |   |
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| Maccabiah 2009 Intl Open | Natanya | ISR | 2009-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 2171 | 3.00 | 5 | -1.06 | 15 | -15.90 | |
|  Lavi, Royi | | | 1771 * | ISR | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Masarsky, Matvey | | | 1870 | ISR | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Zilbershtein, Victor | | | 1911 | ISR | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Svoisky, Daniel | | | 2014 | ISR | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Freidles, Victor | | | 1969 | ISR | 0.50 | 1 | -0.26 | 15 | -3.90 | | | * 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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