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Individual Calculations September 2015 |
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| Desoky, Ibrahim Total change: -23.40 | |   |
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| 16th. Mahalla Open | Mahalla | EGY | 2015-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 2149 | 3.50 | 7 | -1.17 | 20 | -23.40 | |
|  Kotb, Kadry | | | 1885 | EGY | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Ashraf, Shereif | f | | 1978 | EGY | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Allam, Emad Hamdy | | | 2040 | EGY | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Amin, Ashraf | f | | 2222 | EGY | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Kamal, Edmon | | | 1976 | EGY | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Magdy, Morad | | | 2070 | EGY | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Yasser, Mark | | | 1978 | EGY | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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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