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Individual Calculations June 2017 |
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| Refaay, Ahmed Total change: 2.80 | |   |
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| 2nd. El Khayari Chess Open 2017 | Marsa Matrouh | EGY | 2017-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 1716 | 1.00 | 4 | 0.07 | 40 | 2.80 | |
|  Sadek, Sameh | f | | 2116 * | EGY | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Tork, Mohamed | | | 2101 | EGY | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Mahmoud, Saaid | | | 1636 | EGY | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Allam, Emad Hamdy | | | 2017 | EGY | 0.00 | 1 | -0.15 | 40 | -6.00 | | | * 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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