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Individual Calculations May 2012 |
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| Porat, Ido Total change: -4.30 | |   |
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| Israel National League 2012 | Various | ISR | 2011-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2501 | 2428 | 4.00 | 11 | -0.43 | 10 | -4.30 | |
|  Roiz, Michael | g | | 2651 | ISR | 0.00 | 1 | -0.22 | 10 | -2.20 | |  Finkel, Alexander | g | | 2499 | ISR | 0.00 | 1 | -0.40 | 10 | -4.00 | | | Shevelev, Arkady | m | | 2317 | ISR | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Bitensky, Igor | m | | 2390 | ISR | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Novikov, Igor A | g | | 2560 | USA | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Gofshtein, Leonid | g | | 2504 | ISR | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Berkovich, Mark A | m | | 2397 | ISR | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Avrukh, Boris | g | | 2605 | ISR | 0.50 | 1 | 0.23 | 10 | 2.30 | | | Alterman, Boris | g | | 2570 | ISR | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Khmelniker, Ilya | g | | 2523 | ISR | 1.00 | 1 | 0.63 | 10 | 6.30 | | | Zifroni, Dov | g | | 2497 | ISR | 0.00 | 1 | -0.40 | 10 | -4.00 | |
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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