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Individual Calculations July 2011 |
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| Lotfy, Abdel Rahman Total change: 31.05 | |   |
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| Egyptian League 2010/2011 | Many Cities | EGY | 2010-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2251 | 2162 | 10.00 | 20 | 2.07 | 15 | 31.05 | |
|  Kamel, Mahmoud | | | 2220 | EGY | 1.00 | 1 | 0.58 | 15 | 8.70 | |  El Arousy, Abdul Hameed | m | | 2251 | EGY | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Ismail, Reda | | | 2173 | EGY | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Abo Zekry, Mohamed | | | 2196 | EGY | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Elzayady, Ahmed | | | 2163 | EGY | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Sameeh, Hany | f | | 2237 | EGY | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Abdel Ghany, Ayman | | | 1941 | EGY | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Tawfeik, Moustafa | | | 2138 | EGY | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Tahoun, Emad | | | 2190 | EGY | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Beshara, Nadi | | | 2199 | EGY | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Adly, Ahmed | g | | 2562 * | EGY | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Amin, Bassem | g | | 2562 * | EGY | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Abou El Zein, Eid Mahmoud | m | | 2310 | EGY | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Sarwat, Walaa | m | | 2368 | EGY | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Abo Zekry, Mohamed | | | 2196 | EGY | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Salem, Zahed | | | 2261 | EGY | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Gaafar, Mahmoud | | | 2188 | EGY | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Atea, Khaled | | | 2199 | EGY | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Arnaoot, Tarek | | | 2101 | EGY | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Adly, Ahmed | g | | 2562 * | EGY | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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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