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Individual Calculations September 2009 |
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| Hamam, Mahmoud Total change: -10.95 | |   |
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| Egy Open 1st Part | Cairo | EGY | 2009-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 2056 | 1.00 | 3 | -0.42 | 15 | -6.30 | |
|  Abdel Fadil, Mohamed | | | 2193 | EGY | 0.00 | 1 | -0.32 | 15 | -4.80 | |  Magdy, Andro | | | 1891 | EGY | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Shehata, Aly | | | 2147 | EGY | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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 |
| 2084 | 2056 | 1.00 | 3 | -0.31 | 15 | -4.65 | |
| | Elgabry, Mohsen | m | | 2324 | EGY | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Elgamal, Alaa | | | 1656 * | EGY | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Samweil, Anis | | | 2272 | EGY | 0.00 | 1 | -0.22 | 15 | -3.30 | | | * 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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