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Individual Calculations September 2009 |
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| Mamantov, Margarita Total change: 40.50 | |   |
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| ISR 2nd League North 2009 | Various | ISR | 2009-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2106 | 4.50 | 7 | 1.62 | 25 | 40.50 | |
|  Gelfand, Dimitry | | | 2178 | RUS | 0.00 | 1 | -0.40 | 25 | -10.00 | | | Ettinger, Amir | | | 2042 | ISR | 1.00 | 1 | 0.41 | 25 | 10.25 | | | Shachar, Yoram | f | | 2225 | ISR | 0.50 | 1 | 0.16 | 25 | 4.00 | |  Lipes, Yosef | | | 2176 | ISR | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Porat, Daniel | | | 2210 | ISR | 0.50 | 1 | 0.14 | 25 | 3.50 | | | Bronstein, Arkady | | | 2196 | ISR | 1.00 | 1 | 0.62 | 25 | 15.50 | | | Liflyand, Elijah | | | 2170 | ISR | 1.00 | 1 | 0.59 | 25 | 14.75 | |
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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