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Individual Calculations August 2018 |
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| Efrati, Alon Total change: 42.40 | |   |
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| 9th Kiryat Ono Summer Festival Open B | Kiryat Ono | ISR | 2018-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1769 | 1692 | 3.00 | 5 | 1.06 | 40 | 42.40 | |
|  Weissberg, Yair | | | 1292 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Klevinskiy, David | | | 1867 | ISR | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Waisberg, Arnold | | | 1789 | ISR | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Cohen, Avi | | | 2010 | USA | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Guz, Ari | | | 1887 | ISR | 0.00 | 1 | -0.25 | 40 | -10.00 | | | * 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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