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Individual Calculations January 2022 |
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| Harayssi, Zaki Total change: 9.20 | |   |
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| Egyptian League 2021/2022 Group B 1-4 | Many Cities | EGY | 2021-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2001 | 2140 | 4.00 | 4 | 1.28 | 20 | 25.60 | |
|  Moatamid, Yasser | | | 1900 | EGY | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Hussein, Akram | | | 1995 | EGY | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Ibrahim, Emad Eldin | | | 2031 | EGY | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Abdou, Mohamed Hamdy | | | 2079 | EGY | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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) | | | | Golden Cleopatra 2021 | Giza | EGY | 2021-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2140 | 5.00 | 8 | -0.82 | 20 | -16.40 | |
|  Zaki Fouad, Ehab | | | 1740 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ataoot, Mohamed | | | 1832 | EGY | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Hany Kamal, Mohamed | | | 1982 | EGY | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Ali Mohamed, Mohamed | | | 1956 | EGY | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Yousry, Salah | f | | 2211 | EGY | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Elazzawy, Walid | | | 2035 | EGY | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Tamer, Mohamed | f | | 1951 | EGY | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Eldisy, Mohamed | | | 1900 | EGY | 0.50 | 1 | -0.30 | 20 | -6.00 | | | * 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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