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Individual Calculations September 2021 |
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| Hassan, Moustafa Mohamed Total change: -31.60 | |   |
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| Sadat Open | Menoufia | EGY | 2021-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 1698 | 1.50 | 5 | 0.14 | 20 | 2.80 | |
|  Mousa, Ahmed | | | 2098 * | EGY | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Sobh, Amrou | m | | 2098 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Aborezika, Mohamed | | | 1996 | LBA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Tamer Wahba, Fared | | | 1379 | EGY | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Ahmed, Fahmi Ahmed | | | 1960 | 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) | | | | Egyptian Ch. Open ( U2000 ) 2021 | Cairo | EGY | 2021-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1537 | 1698 | 1.00 | 4 | -1.72 | 20 | -34.40 | |
| | Shafek, Mohamed | | | 1992 | EGY | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Wael Sabry, Mina | | | 1460 | EGY | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Magdy, Malak | | | 1298 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Omran, Mariam | | | 1396 | EGY | 0.00 | 1 | -0.85 | 20 | -17.00 | | | * 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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