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Individual Calculations June 2024 |
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| Portnoy, Mikhail Total change: 21.00 | |   |
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| Quarterfinals of Israel Chess Championships 2023 24. Kiryat Bialik | Kiryat Bialik | ISR | 2024-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 2041 | 7.00 | 9 | 0.83 | 20 | 16.60 | |
|  Popaotsan, Manoli | | | 1731 | ISR | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Merzbach, Evyatar | | | 1764 | ISR | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Menahem, Adi | c | | 2114 | ISR | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Rinberg, David | | | 1842 | ISR | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Taieb, Ariel | | | 1992 | ISR | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Daniel, Hadar | | | 1641 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gershkowich, David | f | | 2112 | ISR | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Akman, Adi | | | 2040 | ISR | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Kharouba, Wasim | | | 1611 | ISR | 1.00 | 1 | 0.07 | 20 | 1.40 | | | * 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) | | | | Arzit Zafon 2024 7-8 | Israel | ISR | 2024-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2357 | 2040 | 0.50 | 2 | 0.22 | 20 | 4.40 | |
| | Zhizmer, Yuri | m | | 2287 | ISR | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Gershon, Alik | g | | 2427 | ISR | 0.00 | 1 | -0.09 | 20 | -1.80 | |
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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