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Individual Calculations April 2017 |
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| Ehrlich, Roy Total change: 64.00 | |   |
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| Mark Center Tuesdays Winter 2017 A | Tel Aviv | ISR | 2017-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1666 | 3.50 | 7 | 2.04 | 40 | 81.60 | |
|  Gabizon, Eyal | | | 2014 | ISR | 0.50 | 1 | 0.39 | 40 | 15.60 | |  Uritsky, Eli | | | 1984 | ISR | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Tal, Rami | | | 1910 | ISR | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Bodenshtein, Yair | | | 2017 | ISR | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Kudischewitsch, David | m | | 2066 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mamin, Tagir | | | 1740 | ISR | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Samarin, Leonid | | | 1715 | ISR | 1.00 | 1 | 0.57 | 40 | 22.80 | | | * 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) | | | | Liga Alef Shfela 2017 Round 5-6 | varios | ISR | 2017-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1760 | 0.00 | 2 | -0.44 | 40 | -17.60 | |
| | Shapira, Avner | | | 2018 | ISR | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Reprun, Nadejda | | | 1947 | ISR | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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