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Individual Calculations September 2017 |
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| Abdel Razik, Islam Total change: 10.80 | |   |
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| Alexandria Open 2017 | Alexandria | EGY | 2017-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1722 | 2.00 | 5 | 0.54 | 20 | 10.80 | |
|  Ahmed, Ahmed Alaa | | | 2023 | EGY | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Moaataz, Ayah | | wm | 2014 | EGY | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Yehya, Hazem | | | 1452 | EGY | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Abbas, Ahmed | | | 1917 | EGY | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Anwar, Ashraf | | | 2114 | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | |
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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