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Individual Calculations April 2009 |
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| Amin, Ashraf Total change: 24.75 | |   |
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| 11th Mahalla Open | Mahalla | EGY | 2009-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2091 | 2315 | 6.00 | 7 | 0.54 | 15 | 8.10 | |
|  Fadi, Marko | | | 2036 | EGY | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Abdel Razik, Ahmed | | | 2101 | EGY | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Waheed, Mohamed | | | 1986 | EGY | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Hesham, Abdelrahman | c | | 2085 | EGY | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Moawad, Jalal | | | 2095 | EGY | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Lotfy, Abdel Rahman | | | 2164 | EGY | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Abdel Fatah, Mohamed | | | 2168 | EGY | 1.00 | 1 | 0.30 | 15 | 4.50 | |
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) | | | | 1st Elsead Club | Cairo | EGY | 2009-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 2315 | 4.50 | 8 | -0.53 | 15 | -7.95 | |
| | Shehata, Aly | | | 2118 | EGY | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Wageih, Kareim | m | | 2205 | EGY | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Fatehy, Tarek | | | 2226 | EGY | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Rahman, Yehya | m | | 2317 | EGY | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Nagy, Ashraf | | | 2009 | EGY | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Sarwat, Walaa | m | | 2388 | EGY | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Abdel Rahman, Alla | | | 2174 | EGY | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Yousry, Salah | | | 2274 | EGY | 0.00 | 1 | -0.56 | 15 | -8.40 | |
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) | | | | 1st Sohag International Chess Tournament | Sohag | EGY | 2009-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2315 | 5.50 | 7 | 1.64 | 15 | 24.60 | |
| | Ameir, Moheb | | | 2081 | EGY | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Hassan, Sayed Barakat | m | | 2364 | EGY | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Sadek, Sameh | | | 2302 | EGY | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Samweil, Anis | | | 2249 | EGY | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Frhat, Ali | m | | 2408 | EGY | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Mousa, Ahmed | | | 2230 | EGY | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Ezat, Abdallah | | | 2287 | EGY | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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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