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Individual Calculations January 2020 |
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| Mosallam, Nasser Total change: -2.40 | |   |
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| Alexandria Open 2019 (2000 or more) | Alexandria | EGY | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2001 | 2042 | 2.00 | 4 | -0.12 | 20 | -2.40 | |
|  Swilam, Mahmoud | | | 1642 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Moreis, Amgad | | | 2171 | EGY | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Khtab, Kamal | | | 1980 | SUD | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Elgabry, Mohsen | m | | 2209 | EGY | 0.50 | 1 | 0.22 | 20 | 4.40 | | | * 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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