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Individual Calculations January 2010 |
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| Sadek, Sameh Total change: 8.55 | |   |
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| Egyptian Cup 2009 2nd Part | Many Cities | EGY | 2009-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2353 | 2.00 | 3 | 0.09 | 15 | 1.35 | |
|  Salama, Ahmed | | | 2056 | EGY | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Elgabry, Mohsen | m | | 2329 | EGY | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Elgabry, Mohsen | m | | 2329 | EGY | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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) | | | | Egyptian Masters 2009 | Cairo | EGY | 2009-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2073 | 2360 | 0.50 | 1 | -0.34 | 15 | -5.10 | |
| | Imam, Ashraf | | | 2073 | EGY | 0.50 | 1 | -0.34 | 15 | -5.10 | |
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 Aswan Chess Open | Aswan | EGY | 2009-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2360 | 7.50 | 9 | 0.82 | 15 | 12.30 | |
| | Magdy, Ahmed | | | 1960 * | EGY | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Lotfy, Yusef | | | 2057 | EGY | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Mona, Khaled | | wg | 2101 | EGY | 0.00 | 1 | -0.82 | 15 | -12.30 | | | Yehya, Waleed | | | 1996 | EGY | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Abdel Sattar, Magdy | | | 2045 | EGY | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Aly, Elhares | | | 2206 | EGY | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Ibrahim, Hatim | | | 2328 | EGY | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Elgabry, Mohsen | m | | 2333 | EGY | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Amin, Ashraf | | | 2336 | EGY | 0.50 | 1 | -0.03 | 15 | -0.45 | | | * 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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