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Individual Calculations July 2009 |
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| Lavi, Idan Total change: 2.25 | |   |
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| Pesah 2009 Mark Centre | Tel Aviv | ISR | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2244 | 2121 | 1.50 | 4 | 0.15 | 15 | 2.25 | |
|  Hershkovich, Erez | | | 2204 | ISR | 0.50 | 1 | 0.11 | 15 | 1.65 | |  Kunin, Michael | | | 2201 | ISR | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Botvinnik, Mikhail | | | 2331 | ISR | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Tratatovici, Moshe | f | | 2240 | ISR | 0.00 | 1 | -0.34 | 15 | -5.10 | |
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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