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Rapid:
Individual Calculations February 2019 |
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| Sobhy, Raafat Total change: -12.20 | |   |
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| Nasser Seddik Chess Rapid | Alexandria | EGY | 2019-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2152 | 4.00 | 7 | -0.61 | 20 | -12.20 | |
|  Fatahalla, Tarek | | | 1992 | EGY | 1.00 | 1 | 0.29 | 20 | 5.80 | |  Fared, Karim | | | 1847 | EGY | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Sewelem, Ahmad S | | | 1827 | EGY | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Elamrawy, Mohamed | | | 1973 | EGY | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Mohamed, Taghian | | | 2235 | EGY | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Naby, Saiid A. | | | 2289 | EGY | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Helmy, Amro | | | 1979 | EGY | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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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