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Individual Calculations January 2020 |
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| Bulkovstein, David Total change: 19.40 | |   |
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| Israeli National Open Championship - 2019 | Jerusalem | ISR | 2019-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 1889 | 5.00 | 9 | 0.97 | 20 | 19.40 | |
|  Mikhalevski, Victor | g | | 2289 * | ISR | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Kfir, Itzhak | | | 1528 | ISR | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Lahav, Michal | | wm | 2244 | ISR | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Oliel, Yehonatan | | | 1610 | ISR | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Dvoirys, Semen I. | g | | 2289 * | RUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Cohen, Moshe | | | 1697 | ISR | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Zalkind, Konstantin | f | | 2162 | ISR | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Golberg, Igor | | | 2156 | ISR | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Kochavi, Dana | | | 1489 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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