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Individual Calculations September 2009 |
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| Gershkowich, David Total change: -14.70 | |   |
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| Spring 2009 Mark Centre | Tel Aviv | ISR | 2009-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2136 | 2340 | 5.00 | 7 | -0.19 | 15 | -2.85 | |
|  Ben, Tomer | | | 1990 | ISR | 0.50 | 1 | -0.39 | 15 | -5.85 | |  Ettinger, Amir | | | 2040 | ISR | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Ginzburg, Natan | | | 2075 | ISR | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Kneler, Boris | | | 2075 | ISR | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Axelrod, Arie | | | 2317 | ISR | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Shimonovich, Yoav | | | 2110 | ISR | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Neimer, Vitaly | f | | 2344 | ISR | 0.00 | 1 | -0.49 | 15 | -7.35 | |
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) | | | | Shah Kait 2009 | Natanya | ISR | 2009-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2340 | 4.50 | 7 | -0.74 | 15 | -11.10 | |
| | Klein, Boris | | | 2132 | ISR | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Zilbershtein, Victor | | | 1990 | ISR | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Veinberg, Nimrod | | | 1990 | ISR | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Cnaan, Moshe | | | 2125 | ISR | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Axelrod, Arie | | | 2317 | ISR | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Ben-Nathan, Yigal | | | 2030 | ISR | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Belytsky, Alexandr | f | | 2315 | RUS | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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) | | | | KFS Weekend 2009 | Kfar Saba | ISR | 2009-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2347 | 3.00 | 5 | -0.05 | 15 | -0.75 | |
| | Kinberg, Ofer | | | 2091 | ISR | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Levine, Yonatan | | | 2053 | ISR | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Zilberman, Yaacov | g | | 2439 | ISR | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Green, Golan | | | 2190 | ISR | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Gruenfeld, Yehuda | g | | 2490 | ISR | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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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