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Individual Calculations September 2009 |
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| Abdel Hafeiz, Ayman Total change: 12.30 | |   |
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| Egy Open 1st Part | Cairo | EGY | 2009-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2218 | 1987 | 0.00 | 1 | -0.21 | 15 | -3.15 | |
|  Saber, Ibrahim | | | 2218 | EGY | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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) | | | | 5th Asiut International Open | Asiut | EGY | 2009-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2191 | 1987 | 2.50 | 6 | 1.03 | 15 | 15.45 | |
|  Saber, Ibrahim | | | 2218 | EGY | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Abdel Fatah, Mohamed | | | 2196 | EGY | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Hanafy, Salah | | | 2157 | EGY | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Raslan, Moustafa | | | 2166 | EGY | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Yousry, Salah | | | 2314 | EGY | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Salah, Romany | | | 2096 | EGY | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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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