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Individual Calculations September 2009 |
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| Ben-Dan, Itay Total change: 0.45 | |   |
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| ISR 2nd League North 2009 | Various | ISR | 2009-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2134 | 2127 | 1.50 | 3 | 0.03 | 15 | 0.45 | |
|  Lipes, Yosef | | | 2176 | ISR | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Liflyand, Elijah | | | 2170 | ISR | 0.00 | 1 | -0.44 | 15 | -6.60 | |  Efroimski, Marsel | | wf | 2055 | ISR | 1.00 | 1 | 0.40 | 15 | 6.00 | |
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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