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Individual Calculations April 2017 |
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| Roshdy, Mahmoud Total change: -8.40 | |   |
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| Egyptian League 2016-2017 2nd Group | Many Cites | EGY | 2017-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2165 | 2113 | 2.00 | 5 | -0.21 | 20 | -4.20 | |
|  Naby, Saiid A. | | | 2293 | EGY | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Abdel Razik, Ahmed | | | 2059 | EGY | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Morad, Ahmed | | | 2024 | EGY | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Labib, Ibrahim Hasan | m | | 2397 | EGY | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Elahl, Mohamed | | | 2051 | EGY | 1.00 | 1 | 0.41 | 20 | 8.20 | |
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) | | | | 1st. Cairo Chess Academy Open | Cairo | EGY | 2017-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 2113 | 5.00 | 8 | -0.21 | 20 | -4.20 | |
| | El Arousy, Abdul Hameed | m | | 2285 | EGY | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Nabil, Mohamed | | | 1713 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Elhoseiny, Mosaad | | | 1904 | EGY | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Abdel Kader, Emad | | | 1810 | EGY | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Osama, Salem | | | 1756 | EGY | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Sarwat, Walaa | m | | 2337 | EGY | 0.00 | 1 | -0.22 | 20 | -4.40 | | | El Sayed Taha, Hossam | | | 1713 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sobh, Amrou | m | | 2212 | EGY | 1.00 | 1 | 0.64 | 20 | 12.80 | | | * 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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