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Individual Calculations May 2012 |
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| Kobo, Ori Total change: 41.70 | |   |
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| Jerusalem Championship 2012 | Jerusalem | ISR | 2012-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2132 | 4.50 | 7 | 1.25 | 15 | 18.75 | |
|  Tumasov, Alexandr | | | 1732 * | ISR | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Bronfman, Shmuel | | | 2204 | ISR | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Gruenfeld, Yehuda | g | | 2480 | ISR | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Zisman, Philip | | | 2174 | ISR | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Libman, Guy | | | 2259 | ISR | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Meirovich, Yehuda | | | 2036 | ISR | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Lubin, Yosef | | | 2188 | ISR | 0.00 | 1 | -0.42 | 15 | -6.30 | | | * 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) | | | | Israel U16 Champ 2012 | Petach Tikva | ISR | 2012-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 2141 | 4.50 | 6 | 0.54 | 15 | 8.10 | |
| | Tartakovsky, Daniel | | | 1845 | ISR | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Reshef, Omer | | | 2202 | ISR | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Veinberg, Nimrod | | | 2165 | ISR | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Brenner, Stav | | | 2053 | ISR | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Selictar, Dor | | | 1954 | ISR | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Ronnen, Ilay | | | 1834 | ISR | 1.00 | 1 | 0.14 | 15 | 2.10 | |
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) | | | | Pesah 2012 Mark Centre | Tel Aviv | ISR | 2012-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2255 | 2141 | 2.50 | 4 | 0.99 | 15 | 14.85 | |
| | Nabaty, Tamir | g | | 2541 * | ISR | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Gamayev, Oleg | | | 2239 | ISR | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Freidles, Victor | | | 1995 | ISR | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Shutzman, Joseph | f | | 2244 | USA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | * 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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