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Individual Calculations May 2024 |
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| Kotler, Zvi Total change: -35.40 | |   |
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| Nat.ch. Quarter-final Haifa-Nesher 2024 | Haifa | ISR | 2024-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1697 | 3.00 | 8 | -1.25 | 20 | -25.00 | |
|  Kharouba, Wasim | | | 1611 | ISR | 0.00 | 1 | -0.62 | 20 | -12.40 | |  Lahmish, Shay | | | 1655 | ISR | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Rakita, Efim | | | 1913 | ISR | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Tsabari, Ronen | | | 1713 | ISR | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Cherikovsky, Yuri | | | 1893 | ISR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Mendler, Omer | | | 1631 | ISR | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Grechin, Yan | | | 1302 | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Keren, Jonatan | | | 1616 | ISR | 0.00 | 1 | -0.61 | 20 | -12.20 | |
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) | | | | Israeli Quarter Finals 2023-24 | Kiryat Yam | ISR | 2024-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1576 | 1697 | 5.00 | 9 | -0.81 | 20 | -16.20 | |
| | Rakita, Efim | | | 1913 | ISR | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Michale, Etay | | | 1519 | ISR | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Ermakov, Roman | | | 1455 | ISR | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Perelman, Eric | | | 1297 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cohen, Israel | | | 1541 | ISR | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Kluchik, Julia | | | 1939 | RUS | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Suissa, Shoam | | | 1548 | ISR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Koyfman, Itay | | | 1465 | ISR | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Sabag, Matan | | | 1510 | ISR | 1.00 | 1 | 0.26 | 20 | 5.20 | | | * 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) | | | | Bet Krayot 2024 5-6 | Israel | ISR | 2024-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 1821 | 1.50 | 2 | 0.29 | 20 | 5.80 | |
| | Shlapoversky, Boris | | | 1763 | ISR | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Ushenkin, Aleksandr | | | 1723 | ISR | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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) | | |
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