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Individual Calculations January 2020 |
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| Khalifa, Mohamed H Total change: -15.20 | |   |
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| Golden Cleopatra 2019 | Cairo | EGY | 2019-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1423 | 0.00 | 1 | -0.17 | 40 | -6.80 | |
|  Ryad, Hamed | | | 1693 | EGY | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | | | Alexandria Open 2019 (less than 2000) | Alexandria | EGY | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1423 | 0.00 | 2 | -0.21 | 40 | -8.40 | |
| | Osama Ramzy, Ramy | | | 1741 | EGY | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Allam Hassanein, Ahmed | | | 1823 * | EGY | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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