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Individual Calculations September 2011 |
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| Naby, Saiid A Total change: -26.70 | |   |
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| 13th Mahalla Open 2011 | Mahalla | EGY | 2011-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 2350 | 5.00 | 8 | -1.61 | 15 | -24.15 | |
|  Abdel Sattar, Magdy | | | 2063 | EGY | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Anwar, Ashraf | | | 2127 | EGY | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Sameeh, Hany | f | | 2212 | EGY | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Mahany, Mahmoud | | | 2070 | EGY | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Darwish, Mahmoud Hamdy | | | 2114 | EGY | 0.00 | 1 | -0.80 | 15 | -12.00 | | | Sameir, Mahmoud | | | 2011 | EGY | 0.00 | 1 | -0.88 | 15 | -13.20 | | | Abdel Aziem, Ahmed Fatehy | | | 1950 * | EGY | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Gamal Eldin, Shereif | | | 2046 | EGY | 1.00 | 1 | 0.14 | 15 | 2.10 | | | * 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) | | | | Top Ten 2011 | Cairo | EGY | 2011-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2381 | 2350 | 3.50 | 8 | -0.17 | 15 | -2.55 | |
| | Abdel Razik, Khaled | m | | 2423 | EGY | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Sadek, Sameh | | | 2351 | EGY | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Hesham, Abdelrahman | f | | 2309 | EGY | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Wageih, Kareim | m | | 2303 | EGY | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Ibrahim, Hatim | | | 2402 | EGY | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Hassan, Sayed Barakat | m | | 2386 | EGY | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Shoker, Samy | m | | 2475 | EGY | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Labib, Ibrahim Hasan | m | | 2401 | EGY | 1.00 | 1 | 0.57 | 15 | 8.55 | |
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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