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Individual Calculations July 2009 |
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| Gurevich, Gregory Total change: -4.95 | |   |
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| Israel National League 2009 | Various | ISR | 2009-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2387 | 2370 | 3.00 | 7 | -0.33 | 15 | -4.95 | |
|  Rinberg, Alexander | | | 2297 | ISR | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Bruk, Ofer | m | | 2456 | ISR | 0.50 | 1 | 0.12 | 15 | 1.80 | |  Nedobora, Mikhail | m | | 2425 | UKR | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Shklovski, Vladislav | f | | 2309 | ISR | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Birnboim, Nathan | m | | 2319 | ISR | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Gershon, Alik | g | | 2507 | ISR | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Vydeslaver, Alik | m | | 2398 | ISR | 0.50 | 1 | 0.04 | 15 | 0.60 | |
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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