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Individual Calculations May 2023 |
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| Gershkowich, David Total change: -4.40 | |   |
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| CZERNIAK 36 MEMORIAL 2023 OPEN A | Tel Aviv | ISR | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 2145 | 2.00 | 4 | -0.52 | 20 | -10.40 | |
|  Rinberg, David | | | 1745 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ehrlich, Roy | | | 2211 | ISR | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Taragan, Uri | | | 1761 | ISR | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Vitenberg, Noam Aviv | f | | 2314 | NOR | 0.00 | 1 | -0.28 | 20 | -5.60 | | | * 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) | | | | Israeli Arzit League Darom 2023 7 | Israel | ISR | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 2145 | 1.00 | 1 | 0.30 | 20 | 6.00 | |
| | Helving, Yuval | | | 1992 | ISR | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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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