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Individual Calculations January 2011 |
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| Drori, Saar Total change: -27.75 | |   |
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| Elitzur Stav 2010 | Petach Tikva | ISR | 2010-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1903 | 0.50 | 3 | -0.72 | 25 | -18.00 | |
|  Libman, Guy | | | 2148 | ISR | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Gradenwitz, Oded | | | 1846 | ISR | 0.50 | 1 | -0.08 | 25 | -2.00 | |  Levits, Yuri | | | 1945 | ISR | 0.00 | 1 | -0.44 | 25 | -11.00 | |
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) | | | | Intl. Festival PT 2010 Open | Petach Tikva | ISR | 2010-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 1903 | 0.00 | 2 | -0.39 | 25 | -9.75 | |
| | Zalkind, Konstantin | f | | 2161 | ISR | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Lavi, Idan | | | 2134 | ISR | 0.00 | 1 | -0.21 | 25 | -5.25 | |
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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