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Individual Calculations July 2009 |
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| Botvinnik, Ilia Total change: 3.20 | |   |
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| Israel National League 2009 | Various | ISR | 2009-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2453 | 2363 | 3.00 | 7 | 0.32 | 10 | 3.20 | |
|  Porat, Ido | f | | 2354 | ISR | 0.50 | 1 | -0.01 | 10 | -0.10 | |  Postny, Evgeny | g | | 2652 | ISR | 0.50 | 1 | 0.34 | 10 | 3.40 | | | Bykhovsky, Anatoly | m | | 2459 | ISR | 0.00 | 1 | -0.37 | 10 | -3.70 | | | Sidorenko, Ilya | | | 2370 | ISR | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Liss, Eran | g | | 2477 | ISR | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Bruk, Ofer | m | | 2456 | ISR | 0.50 | 1 | 0.13 | 10 | 1.30 | | | Bykhovsky, Avigdor | g | | 2403 | RUS | 1.00 | 1 | 0.56 | 10 | 5.60 | |
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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