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Individual Calculations May 2024 |
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| Perelman, Eric Total change: -38.00 | |   |
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| Israeli Quarter Finals 2023-24 | Kiryat Yam | ISR | 2024-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1572 | 1191 | 1.00 | 9 | -0.18 | 40 | -7.20 | |
|  Kluchik, Julia | | | 1939 | RUS | 0.00 | 1 | 0.00 | 40 | 0.00 | |  Najjar, Munib | | | 1718 | ISR | 0.50 | 1 | 0.47 | 40 | 18.80 | | | Sabag, Matan | | | 1510 | ISR | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Kotler, Zvi | | | 1697 | ISR | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Katsav, Daniel | | | 1299 | ISR | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Michale, Etay | | | 1519 | ISR | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Filiarsky, Yonatan | | | 1353 | ISR | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Paskal, Ohad | | | 1562 | ISR | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Suissa, Shoam | | | 1548 | ISR | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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) | | | | Israel national youth championship 2024 U14 | Kfar Saba | ISR | 2024-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1515 | 0.50 | 5 | -0.77 | 40 | -30.80 | |
| | Hermans, Ray | | | 1915 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Segev, Oz | | | 1728 | ISR | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Versano, Meitar | | | 1678 | ISR | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Barazovsky, Tamar | | | 1540 | ISR | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Levitan, Liel | | | 1742 | ISR | 0.00 | 1 | -0.21 | 40 | -8.40 | | | * 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) | | |
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