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Individual Calculations September 2017 |
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| Hamouda, Mostafa Total change: -12.40 | |   |
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| Alexandria Open 2017 | Alexandria | EGY | 2017-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1754 | 1800 | 3.00 | 6 | -0.23 | 20 | -4.60 | |
|  Anwar, Ashraf | | | 2114 | EGY | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Yasser, Mark | f | | 2145 | EGY | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Wael, Mostafa | | | 1465 | EGY | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Nyazi, Nadeen | | | 1400 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zein Elabden, Aly | | | 1435 | EGY | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Kamal, Edmon | | | 1963 | EGY | 0.00 | 1 | -0.28 | 20 | -5.60 | | | * 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) | | | | Zagazig Chess Open 2017 | Zagazig | EGY | 2017-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1888 | 1800 | 2.00 | 6 | -0.39 | 20 | -7.80 | |
| | Gabr, Mohsen | f | | 2200 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Hussein, Akram | | | 2029 | EGY | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Essam, Omar | | | 1528 | EGY | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Morad, Ahmed | | | 2046 | EGY | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Hendy, Mohamed | | | 1548 | EGY | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Ismail, Hany | | | 1979 | EGY | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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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