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Individual Calculations August 2018 |
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| Ribstein, Orel Total change: 1.60 | |   |
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| 9th Kiryat Ono Summer Festival Open B | Kiryat Ono | ISR | 2018-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1651 | 1434 | 1.00 | 4 | 0.04 | 40 | 1.60 | |
|  Verny, David | | | 1782 | ISR | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Cohen, Elad | | | 1614 | ISR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Tadmor, Maya | | | 1476 | ISR | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Lotsov Har-Zahav, Avraham | | | 1730 | ISR | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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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