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Individual Calculations September 2021 |
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| Shabodash, Boris Total change: 0.40 | |   |
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| Liga Alef Zafon Shabbat 2021 Round 9 - 10 | Various | ISR | 2021-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2177 | 2231 | 1.00 | 2 | -0.14 | 20 | -2.80 | |
|  Goldin, Roman | f | | 2282 | ISR | 0.50 | 1 | 0.07 | 20 | 1.40 | |  Tetruk, Alexander | | | 2072 | ISR | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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 league playoffs 2021 | Various | ISR | 2021-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2344 | 2226 | 0.50 | 1 | 0.16 | 20 | 3.20 | |
| | Zhizmer, Yuri | m | | 2344 | ISR | 0.50 | 1 | 0.16 | 20 | 3.20 | |
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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