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Individual Calculations July 2010 |
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| Saber, Ibrahim Total change: -24.75 | |   |
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| Egyptian League 2009/2010 Final Stage | Many Cities | EGY | 2010-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2381 | 2219 | 1.50 | 5 | 0.02 | 15 | 0.30 | |
|  Tork, Mohamed | | | 2151 | EGY | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Abdel Razik, Khaled | m | | 2474 | EGY | 0.50 | 1 | 0.31 | 15 | 4.65 | |  Sadek, Sameh | | | 2370 | EGY | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Ezat, Mohamed | m | | 2455 | EGY | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Ezat, Mohamed | m | | 2455 | EGY | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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) | | | | 2nd Heliopolis International Open | Cairo | EGY | 2010-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2033 | 2219 | 2.00 | 5 | -1.67 | 15 | -25.05 | |
| | Hamam, Mahmoud | | | 2045 | EGY | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Saiid, Ibrahim | | | 2067 | EGY | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Hosny, Gamal | | | 1883 | EGY | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Abdel Sattar, Magdy | | | 2047 | EGY | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Mahdy, Tawfeik | | | 2125 | EGY | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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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