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Individual Calculations May 2010 |
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| Lotfy, Abdel Rahman Total change: 13.80 | |   |
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| Egyptian League 2009/2010 Section B | Many Cities | EGY | 2010-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2195 | 2158 | 5.50 | 10 | 0.92 | 15 | 13.80 | |
|  Elswefy, Amro | | | 2059 | EGY | 1.00 | 1 | 0.36 | 15 | 5.40 | |  Abdelnabbi, Imed | m | | 2448 | EGY | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Salah, Sayed | | | 2185 | EGY | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Ismail, Youssef | | | 2129 | EGY | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Fahmy, Ahmed | | | 2092 | EGY | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Elsayed, Ahmed | | | 1975 | EGY | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Fahmy, Osama | | | 2220 | EGY | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Abdelnabbi, Imed | m | | 2448 | EGY | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Salah, Sayed | | | 2185 | EGY | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Saber, Ibrahim | | | 2212 | EGY | 0.00 | 1 | -0.42 | 15 | -6.30 | |
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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