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Individual Calculations December 2017 |
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| Perlmuter, Michael Total change: -10.80 | |   |
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| Herzliya Championship Haim Kandelshine Memorial 2017 B | Herzliya | ISR | 2017-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1408 | 1531 | 4.50 | 8 | -0.54 | 20 | -10.80 | |
|  Lahav, Matan | | | 1696 | ISR | 0.00 | 1 | -0.28 | 20 | -5.60 | |  Kiely, Ronen | | | 1132 | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Eskenazi, Joy | | | 1251 | ISR | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Maor, Moshe | | | 1312 | ISR | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Amiel, Ran | | | 1412 | ISR | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Keysar, Or | | | 1131 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Horowitz, Guy | | | 1632 | ISR | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Weisbuch, Gabriel | | | 1696 | ISR | 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) | | |
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