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Individual Calculations August 2021 |
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| Ribstein, Orel Total change: 71.60 | |   |
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| Kiryat Ono Start of Summer 2021 A | Kiryat Ono | ISR | 2021-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1780 | 1807 | 5.00 | 5 | 2.26 | 40 | 90.40 | |
|  Eskenazi, Joy | | | 1668 | ISR | 1.00 | 1 | 0.31 | 40 | 12.40 | |  Duchan, Yoav | | | 1512 | ISR | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Lahav, Michal | | wm | 2207 * | ISR | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Gavriely, Or | | | 1611 | ISR | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Bodenshtein, Yair | | | 1902 | ISR | 1.00 | 1 | 0.63 | 40 | 25.20 | | | * 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) | | | | Liga Alef Shfela 2021 Rounds 7-8 | Various | ISR | 2021-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 1863 | 1.00 | 1 | 0.44 | 40 | 17.60 | |
| | Gnedov, Dmitry | | | 1818 | ISR | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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) | | | | 11th Kiryat Ono Summer Festival Open A | Kiryat Ono | ISR | 2021-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2057 | 1863 | 0.50 | 5 | -0.91 | 40 | -36.40 | |
| | Aizenberg, Benny | f | | 2263 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Zemach, Nadav | | | 2140 | ISR | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Levitan, Tal | | | 2160 | ISR | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Rivlin, Shachar | | | 1983 | ISR | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Gavriely, Or | | | 1737 | ISR | 0.00 | 1 | -0.67 | 40 | -26.80 | | | * 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) | | |
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