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Individual Calculations April 2023 |
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| Duchan, Yoav Total change: -33.20 | |   |
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| Ramat Gan Masters A Winter 2023 | Ramat Gan | ISR | 2023-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1933 | 3.50 | 7 | -1.11 | 40 | -44.40 | |
|  Neumann, Amit | | | 1615 | ISR | 0.50 | 1 | -0.37 | 40 | -14.80 | |  Gurevich, Neria | | | 1543 | ISR | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Gavriely, Or | | | 1991 | ISR | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Lapushnian, Maya | | | 1706 | ISR | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Levitan, Ronit | | wf | 2064 | ISR | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Goz, Shachar | | | 1622 | ISR | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Malachi, Avraham | | | 1975 | ISR | 0.50 | 1 | 0.06 | 40 | 2.40 | |
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) | | | | League Alef Shfela 2023 5-6 | Israel | ISR | 2023-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2181 | 1829 | 0.50 | 2 | 0.28 | 40 | 11.20 | |
| | Friedland, Omer | | | 2132 | ISR | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Kunin, Pavel | | | 2229 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | |
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