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Individual Calculations August 2017 |
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| Amer, Mohamed M. Total change: -44.20 | |   |
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| Egyptian Individuals 2017 (Final) | Cairo | EGY | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1704 | 1833 | 1.00 | 4 | -1.66 | 20 | -33.20 | |
|  Salem, Tarek Ahmed | | | 1845 | EGY | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Almenshawy, Waell | | | 1628 | EGY | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Amin, Essam | | | 1706 | EGY | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Khater, Ahmed Hamdy | | | 1636 | EGY | 0.00 | 1 | -0.75 | 20 | -15.00 | |
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) | | | | 4th Engineers Chess Open | Tanta | EGY | 2017-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1816 | 1833 | 1.50 | 4 | -0.55 | 20 | -11.00 | |
| | Farag, Osama | | | 1481 | EGY | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Negm, Ahmed | | | 2009 | EGY | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Desoky, Ibrahim | | | 2137 | EGY | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Abdel Aziz, Mohamed | | | 1637 | EGY | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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) | | |
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