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Individual Calculations November 2021 |
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| Ahmed Osman, Noor Total change: -21.20 | |   |
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| El Khayari Matrouh Open 2021 | Marsa Matrouh | EGY | 2021-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 1475 | 1.00 | 5 | 0.51 | 40 | 20.40 | |
|  Lotfy, Abdel Rahman | | | 1875 * | EGY | 0.00 | 1 | -0.08 | 40 | -3.20 | | | El Eryan, Emad | | | 1804 | EGY | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Abdel Dayem , Adel | | | 1794 | EGY | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Salem, Hamada | | | 1875 * | EGY | 1.00 | 1 | 0.92 | 40 | 36.80 | | | El Amary, Kamal | f | | 1875 * | 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) | | | | El Khayari Matrouh individual Youth U18 | Marsa Matrouh | EGY | 2021-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1296 | 1475 | 1.00 | 3 | -1.04 | 40 | -41.60 | |
| | Hossam Mohamed, Adham | | | 1673 | EGY | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Mohamed Zaki, Jana | | | 1140 | EGY | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Mohamed Azzab, Mareim | | | 1075 * | EGY | 1.00 | 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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