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Individual Calculations September 2021 |
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| Steiner-Prozhanski, Giora Total change: -10.40 | |   |
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| Liga Arzit Zafon 2021 Round 9 | Various | ISR | 2021-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2108 | 2282 | 1.00 | 1 | 0.27 | 20 | 5.40 | |
|  Hasidovsky, Michael | | | 2108 | ISR | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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) | | | | Summer Haifa-Nesher | Haifa | ISR | 2021-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 2282 | 3.50 | 5 | -0.79 | 20 | -15.80 | |
|  Cherikovsky, Yuri | | | 1950 | ISR | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Tsirilman, Guy | | | 2044 | ISR | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Shevchenko, Lev | | | 1882 * | ISR | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Mirzayev, Sergey | | | 1882 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gruzman, Ilya | | | 2067 | ISR | 1.00 | 1 | 0.23 | 20 | 4.60 | | | * 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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