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Individual Calculations September 2009 |
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| Ulman, Victor Total change: -42.25 | |   |
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| Spring 2009 Mark Centre | Tel Aviv | ISR | 2009-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1861 | 1.00 | 5 | -0.67 | 25 | -16.75 | |
|  Akman, Adi | | | 2092 | ISR | 0.00 | 1 | -0.21 | 25 | -5.25 | |  Levine, Yonatan | | | 2024 | ISR | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Dror, Levi | | | 1941 | ISR | 0.00 | 1 | -0.39 | 25 | -9.75 | | | Hertz, Yaniv | | | 1996 | ISR | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Gradenwitz, Oded | | | 1885 | ISR | 1.00 | 1 | 0.53 | 25 | 13.25 | |
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) | | | | Maccabiah 2009 Intl Open | Natanya | ISR | 2009-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1849 | 1861 | 0.00 | 2 | -1.02 | 25 | -25.50 | |
| | Cherikovsky, Yuri | | | 2175 | ISR | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Porat, Hen | | | 1523 | ISR | 0.00 | 1 | -0.88 | 25 | -22.00 | |
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) | | |
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