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Individual Calculations September 2009 |
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| Kudischewitsch, David Total change: 11.80 | |   |
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| Maccabiah 2009 Intl IM2 | Natanya | ISR | 2009-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2326 | 2366 | 6.00 | 9 | 1.02 | 10 | 10.20 | |
|  Kaganskiy, Gleb | f | | 2332 | RUS | 1.00 | 1 | 0.45 | 10 | 4.50 | |  Fraas, Martin | | | 2225 | SVK | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Gukhvat, Peter | | | 2208 | ISR | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Kaspi, Alexander | m | | 2460 | ISR | 1.00 | 1 | 0.63 | 10 | 6.30 | | | Baron, Tal | f | | 2410 | ISR | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Shutzman, Joseph | f | | 2255 | USA | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Gurbanov, Andrei | | | 2224 | BLR | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Zaslavsky, Mikhail | f | | 2360 | ISR | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Livshits, Gaby | m | | 2459 | ISR | 0.50 | 1 | 0.13 | 10 | 1.30 | |
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) | | | | KFS Weekend 2009 | Kfar Saba | ISR | 2009-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2228 | 2366 | 3.50 | 5 | 0.16 | 10 | 1.60 | |
| | Ben Artzi, Ido | | | 2076 | ISR | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Erenburg, Sergey | g | | 2564 | ISR | 0.00 | 1 | -0.24 | 10 | -2.40 | | | Tratatovici, Dan | | | 2164 | ISR | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Kinberg, Ofer | | | 2091 | ISR | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Yudkovsky, Yair | | | 2244 | ISR | 1.00 | 1 | 0.33 | 10 | 3.30 | |
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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