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Individual Calculations September 2018 |
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| Osman, Ahmed Mohamed Total change: -9.20 | |   |
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| Egyptian Ch. Open 2018 Final | Cairo | EGY | 2018-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1586 | 0.00 | 2 | -0.23 | 40 | -9.20 | |
|  Abbas, Ahmed | | | 1893 | EGY | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Shehata, Aly | | | 1972 | EGY | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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) | | |
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