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Individual Calculations October 2018 |
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| Moustafa, Islam Total change: -2.80 | |   |
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| Alexandria Open 2018 | Alexandria | EGY | 2018-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1776 | 1924 | 4.50 | 7 | -0.14 | 20 | -2.80 | |
|  Essam, Beshoy | | | 1678 | EGY | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Atea, Khaled | | | 2132 | EGY | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Rashed, Laila | | | 1571 | EGY | 0.50 | 1 | -0.39 | 20 | -7.80 | | | El Nabawy, Nabil | | | 1723 | EGY | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Qatan, Said Mahad | | | 1622 | OMA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Abu Saaefa, Mahmoud | | | 1524 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ibrahim, Hosam | | | 2185 | EGY | 0.00 | 1 | -0.18 | 20 | -3.60 | | | * 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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