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Individual Calculations April 2018 |
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| Weintraub, Amit Total change: 38.00 | |   |
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| Nat. Ch. Quarterfinal 2017-18 Kiryat Bialik | Kiryat Bialik | ISR | 2017-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 1775 | 3.50 | 9 | 0.87 | 40 | 34.80 | |
|  Levitan, Tal | | | 2075 | ISR | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Rakita, Efim | | | 1992 | ISR | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Kotler, Zvi | | | 1812 | ISR | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Atias, Yonatan | | | 1558 | ISR | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Gov, Guy | | | 1759 | ISR | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Protkin, Boris | | | 2106 | ISR | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Gordon, Evgeny | | | 2009 | ISR | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Tamarin, Yefim | | | 2138 | ISR | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Gershkowich, David | f | | 2175 * | 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) | | | NOTE: K factor changed | | Haifa-Nesher Spring 2018 over 2000 | Nesher | ISR | 2018-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 1806 | 2.00 | 5 | 0.16 | 20 | 3.20 | |
| | Zhizmer, Yuri | m | | 2206 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Hajaj, Ariel | | | 1903 | ISR | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Levitan, Ronit | | wc | 1859 | ISR | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Ochman, Philip | | | 1894 | ISR | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Gov, Guy | | | 1751 | ISR | 0.00 | 1 | -0.58 | 20 | -11.60 | | | * 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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