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Individual Calculations August 2021 |
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| Aharon, Ofir Total change: -27.80 | |   |
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| Summer 2021 Petah Tikva A | Petah Tikva | ISR | 2021-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2158 | 2258 | 2.50 | 6 | -1.12 | 20 | -22.40 | |
|  Klevinskiy, David | | | 1858 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Friedland, Eldar | | | 2037 | ISR | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Ben Ari, Yannay | f | | 2387 | ISR | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Levin, Guy | f | | 2380 | ISR | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Sherman, Reem | | | 1971 | ISR | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Kochavi, Ori | f | | 2317 | ISR | 0.00 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | | | 11th Kiryat Ono Summer Festival Open A | Kiryat Ono | ISR | 2021-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2200 | 2259 | 2.50 | 5 | -0.27 | 20 | -5.40 | |
| | Parkhov, Yair | m | | 2443 | ISR | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Iliaguev, Daniel | | | 2036 | ISR | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Gavriely, Or | | | 1859 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zemach, Roee | f | | 2267 | ISR | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Tzidkiya, Yeshaayahu | f | | 2394 | ISR | 0.00 | 1 | -0.32 | 20 | -6.40 | | | * 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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