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Individual Calculations October 2018 |
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| Ibrahem Mahmoud, Essam Total change: -8.80 | |   |
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| Alexandria Open 2018 | Alexandria | EGY | 2018-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 1489 | 0.00 | 2 | -0.22 | 40 | -8.80 | |
|  Abdel Fatah, Khaled | | | 1840 | EGY | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Kretam, Ayman | | | 1836 | EGY | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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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