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Individual Calculations September 2009 |
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| Afgin, David Total change: -20.50 | |   |
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| Maccabiah 2009 Intl Open | Natanya | ISR | 2009-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 2112 | 4.00 | 7 | -0.82 | 25 | -20.50 | |
|  Zelkind, Simeon | | | 1789 | ISR | 1.00 | 1 | 0.13 | 25 | 3.25 | |  Freidles, Victor | | | 1969 | ISR | 1.00 | 1 | 0.31 | 25 | 7.75 | | | Har-Even, Abir | | | 2010 | ISR | 0.00 | 1 | -0.64 | 25 | -16.00 | | | Joffe, Roza | | | 1993 | LTU | 0.50 | 1 | -0.16 | 25 | -4.00 | | | Volkov, Yuri | | | 2033 | ISR | 0.00 | 1 | -0.61 | 25 | -15.25 | | | Maman, Emanuel | | | 1953 | ISR | 1.00 | 1 | 0.29 | 25 | 7.25 | | | Portnoy, Matan | | | 2007 | ISR | 0.50 | 1 | -0.14 | 25 | -3.50 | |
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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