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Individual Calculations April 2020 |
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| Mahdy, Tawfeik Total change: -25.80 | |   |
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| League EGY Open 2019-2020 8-10 | Many Cities | EGY | 2020-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 1917 | 0.50 | 1 | 0.18 | 20 | 3.60 | |
|  Hussein, Akram | | | 2054 | EGY | 0.50 | 1 | 0.18 | 20 | 3.60 | |
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) | | | | Cairo Academy Classic Under 2000 | Cairo | EGY | 2020-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1635 | 1917 | 3.50 | 6 | -1.41 | 20 | -28.20 | |
|  Aly Hassan, Hassan | | | 1563 | EGY | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Moustafa Ahmed, Ahmed | | | 1681 | EGY | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Hany Kamal, Mohamed | | | 1517 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Amer, Mohamed M. | | | 1865 | EGY | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Rezk, Romany | | | 1667 | EGY | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Gasser, Hossam | | | 1517 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | League EGY Open 2019-2020 Rounds 11 | Many Cities | EGY | 2020-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1861 | 1904 | 0.50 | 1 | -0.06 | 20 | -1.20 | |
| | Masoud, Mohamed Helmy | | | 1861 | EGY | 0.50 | 1 | -0.06 | 20 | -1.20 | |
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) | | |
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