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Individual Calculations October 2008 |
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| Tahan, Sabri Total change: -33.15 | |   |
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| Egyptian Cup 1st part | Many Cities | EGY | 2008-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2110 | 2337 | 0.00 | 2 | -1.56 | 15 | -23.40 | |
|  Aly Ibrahim, Alaa | | | 2043 | EGY | 0.00 | 1 | -0.85 | 15 | -12.75 | |  Abd El Fatah, Reda Fadel | | | 2176 | EGY | 0.00 | 1 | -0.71 | 15 | -10.65 | |
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) | | | | 10th Arab League 2008 | Amman | JOR | 2008-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2308 | 2337 | 1.50 | 4 | -0.65 | 15 | -9.75 | |
| | Mohannad, Farhan | f | | 2285 | JOR | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Mohammad, Samir | f | | 2411 | SYR | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Khairallah, Faisal | f | | 2350 | LIB | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Al Harazy, Khalid | | | 2184 | YEM | 0.50 | 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) | | |
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