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Individual Calculations September 2009 |
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| Gerchikov, Pavel Total change: -7.50 | |   |
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| KFS Spring 2009 Rashit | Kfar Saba | ISR | 2009-05-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2085 | 3.00 | 7 | 0.14 | 15 | 2.10 | |
|  Tratatovici, Dan | | | 2149 | ISR | 1.00 | 1 | 0.59 | 15 | 8.85 | |  Tratatovici, Moshe | f | | 2240 | ISR | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Zalkind, Konstantin | f | | 2160 | ISR | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Gorelikov, Israel | | | 2013 | ISR | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Boruchovsky, Avital | | | 2084 | ISR | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Gaspariants, Garry | | | 2267 | RUS | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Klevinskiy, David | | | 2155 | ISR | 0.50 | 1 | 0.10 | 15 | 1.50 | |
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 |
| 1985 | 2085 | 0.00 | 1 | -0.64 | 15 | -9.60 | |
| | Levi, Yoel | | | 1985 | ISR | 0.00 | 1 | -0.64 | 15 | -9.60 | |
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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