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Individual Calculations September 2017 |
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| Rahman, Yehya Total change: 25.60 | |   |
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| Alexandria Open 2017 | Alexandria | EGY | 2017-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 2139 | 6.00 | 8 | 0.57 | 20 | 11.40 | |
|  Fouad, Mohamed | | | 1820 | EGY | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Abdallah, Ali Adel | | | 1754 | EGY | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Hussein, Amer | | | 2236 | EGY | 0.50 | 1 | 0.13 | 20 | 2.60 | | | El Amary, Kamal | f | | 2213 | EGY | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Ashraf, Shereif | f | | 2266 | EGY | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Ibrahim, Zeyad | | | 1739 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Farouk, Mohamed | | | 1891 | EGY | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Atea, Abdalla | | | 1877 | EGY | 1.00 | 1 | 0.18 | 20 | 3.60 | | | * 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 |
| 2009 | 2139 | 6.50 | 9 | 0.71 | 20 | 14.20 | |
| | Zayan, Alaa | | | 1739 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Elbohy, Ahmed A.salam | | | 1739 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shoieb, Mohamed | | | 1887 | EGY | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Gabr, Mohsen | f | | 2313 | EGY | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Shoieb, Mahmoud | | | 1914 | EGY | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Hussein, Akram | | | 2029 | EGY | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Salem, Sameh | | | 1931 | EGY | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Elsayed, Moustafa | | | 2198 | EGY | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Hassan, Sayed Barakat | m | | 2329 | EGY | 0.00 | 1 | -0.25 | 20 | -5.00 | | | * 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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