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Individual Calculations July 2009 |
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| Bruk, Ofer Total change: -7.30 | |   |
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| Israel National League 2009 | Various | ISR | 2009-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2402 | 2456 | 5.00 | 10 | -0.73 | 10 | -7.30 | |
|  Popilski, Gil | c | | 2348 | ISR | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Shvidler, Eliahu | m | | 2413 | ISR | 0.50 | 1 | -0.06 | 10 | -0.60 | |  Kudischewitsch, David | m | | 2349 | RUS | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Gurevich, Gregory | | | 2370 | ISR | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Porat, Ido | f | | 2354 | ISR | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Postny, Evgeny | g | | 2652 | ISR | 0.50 | 1 | 0.25 | 10 | 2.50 | | | Gershon, Alik | g | | 2507 | ISR | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Nabaty, Tamir | | | 2488 | ISR | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Botvinnik, Ilia | m | | 2363 | ISR | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Voloshin, Yuri | | | 2175 | ISR | 0.50 | 1 | -0.34 | 10 | -3.40 | |
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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