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Individual Calculations February 2023 |
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| Gruzman, Ilya Total change: 18.20 | |   |
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| Preparation for the top league 2023 | Haifa | ISR | 2022-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2301 | 2105 | 2.50 | 6 | 1.01 | 20 | 20.20 | |
|  Levitan, Tal | | | 2243 | ISR | 0.50 | 1 | 0.19 | 20 | 3.80 | |  Ljubarov, Mark | f | | 2291 | RUS | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Liinker, Mikhail | | | 2297 | ISR | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Aharon, Ofir | f | | 2256 | ISR | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Iakymov, Volodymyr | m | | 2389 | UKR | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Kupervaser, Erez | f | | 2331 | ISR | 0.50 | 1 | 0.29 | 20 | 5.80 | |
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) | | | | Israeli Arzit League Zafon 2023 1-2 | Israel | ISR | 2023-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2105 | 0.50 | 2 | -0.10 | 20 | -2.00 | |
| | Goldin, Roman | f | | 2294 | ISR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Friedland, Moshe | f | | 2212 | ISR | 0.50 | 1 | 0.15 | 20 | 3.00 | |
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) | | |
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