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Individual Calculations July 2023 |
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| Lavi, Idan Total change: 32.80 | |   |
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| Herzliya Spring Tournament-A 2023 | Herzliya | ISR | 2023-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 2106 | 7.00 | 9 | 1.61 | 20 | 32.20 | |
|  Patt, Zafrir | | | 1726 | ISR | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Kinberg, Ofer | | | 1918 | ISR | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Lahav, Michal | | wm | 2195 | ISR | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Kagan, Shimon | m | | 2273 | ISR | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Lipes, Yosef | | | 2047 | ISR | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Malin, Uri | | | 1929 | ISR | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Zalkind, Konstantin | f | | 2059 | ISR | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Gershkowich, David | f | | 2141 | ISR | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Ginis, Ariel | | | 1911 | ISR | 0.00 | 1 | -0.75 | 20 | -15.00 | |
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 2023 | Israel | ISR | 2023-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 2117 | 0.50 | 1 | 0.03 | 20 | 0.60 | |
| | Tal, Eyal | | | 2139 | ISR | 0.50 | 1 | 0.03 | 20 | 0.60 | |
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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