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Individual Calculations September 2018 |
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| Ahmed, Tamer Total change: -25.60 | |   |
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| Egyptian Ch. Open 2018 Final | Cairo | EGY | 2018-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 2097 | 2.00 | 4 | -1.28 | 20 | -25.60 | |
|  Okasha, Moustafa | | | 1782 | EGY | 0.50 | 1 | -0.36 | 20 | -7.20 | |  Shehata Mohamed, Ayman | | | 1895 | EGY | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Mahmoud Elsayed, Bahaa | | | 1775 | EGY | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Arafa, Hosam Sayed | | | 1870 | EGY | 0.00 | 1 | -0.79 | 20 | -15.80 | |
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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