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Individual Calculations January 2020 |
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| Ibrahim, Atia Ahmed Total change: 54.80 | |   |
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| Alexandria Open 2019 (less than 2000) | Alexandria | EGY | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1424 | 2.00 | 5 | 1.37 | 40 | 54.80 | |
|  Elfaham, Mahmoud | | | 1798 | EGY | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Abdel Razik, Islam | | | 1726 | EGY | 1.00 | 1 | 0.85 | 40 | 34.00 | |  Elshereif, Mahmoud Salah | | | 1815 | EGY | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Abourida, Amir | | | 1791 | EGY | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Bauomy, Magdy | | | 1674 | EGY | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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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