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Individual Calculations September 2009 |
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| Zak, Uri Total change: 42.45 | |   |
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| ISR 2nd League North 2009 | Various | ISR | 2009-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2310 | 2198 | 4.50 | 10 | 0.97 | 15 | 14.55 | |
|  Lacht, Gregory | | | 2203 | ISR | 1.00 | 1 | 0.51 | 15 | 7.65 | |  Cohen, Or | f | | 2286 | ISR | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Peretz, Malkiel | f | | 2256 | ISR | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Shachar, Ehud | f | | 2367 | ISR | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Lurie, Michael | | | 2303 | ISR | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Zifroni, Dov | g | | 2479 | ISR | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Miller, Evgeny | | | 2260 | CAN | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Kalka, Arkadius Georg | f | | 2397 | GER | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Goldin, Roman | | | 2280 | ISR | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Rozhanski, Yosef | | | 2272 | ISR | 0.50 | 1 | 0.10 | 15 | 1.50 | |
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) | | | | Jubilee Open Master 2009 | Zurich | SUI | 2009-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2372 | 2243 | 5.00 | 9 | 1.86 | 15 | 27.90 | |
| | Fridman, Daniel | g | | 2643 * | GER | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Malaniuk, Vladimir P. | g | | 2563 | UKR | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Duerig, Willi | | | 2134 | SUI | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Doric, Darko | m | | 2468 | CRO | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Wuethrich, Lorenz | | | 2128 | SUI | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Friedrich, Norbert | f | | 2350 | GER | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Saptarshi, Roy | m | | 2413 | IND | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Maeurer, Christoph Dr | f | | 2313 | GER | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Paehtz, Thomas Jr | | | 2340 | GER | 0.50 | 1 | 0.13 | 15 | 1.95 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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