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Individual Calculations April 2008 |
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| Zayan, Osama Total change: -8.10 | |   |
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| Egyptian Championship Final 2007 | Cairo | EGY | 2007-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2200 | 2231 | 2.00 | 9 | -2.87 | 15 | -43.05 | |
|  Abdel Razik, Khaled | f | | 2389 | EGY | 0.00 | 1 | -0.29 | 15 | -4.35 | |  Salid, Ibrahim | | | 2097 | EGY | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Amin, Ashraf | | | 2309 | EGY | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Salah, Ahmed | | | 2033 | EGY | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Ibrahim, Hatim | | | 2280 | EGY | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Abdel Moniem, Mohamed | | | 2139 | EGY | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Elgendy, Ahmed | | | 2174 | EGY | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Ibrahim, Sarwat | | | 2073 | EGY | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Abdel Samee, Mohamed | | | 2306 | EGY | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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) | | | | 3rd Part of Egy League 2007/2008 | Many Cities | EGY | 2008-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2249 | 2213 | 3.00 | 4 | 1.19 | 15 | 17.85 | |
| | Abo Zekry, Mohamed | | | 2218 | EGY | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Samweil, Anis | | | 2240 | EGY | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Abdel Monem, Salah | | | 2172 | EGY | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Hassan, Sayed Barakat | m | | 2364 | EGY | 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) | | | | Aswan Chess Championship | Aswan | EGY | 2008-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2213 | 4.00 | 6 | 1.14 | 15 | 17.10 | |
| | Sayed, Hany | | | 2061 | EGY | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Elkady, Moustafa | | | 1975 | EGY | 1.00 | 1 | 0.20 | 15 | 3.00 | | | El Ghazali, Youssef M. | m | | 2314 | EGY | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Frhat, Ali | m | | 2379 | EGY | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Amin, Ashraf | | | 2327 | EGY | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Rahman, Yehya | m | | 2301 | EGY | 0.50 | 1 | 0.12 | 15 | 1.80 | |
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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