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Rapid:
Individual Calculations January 2024 |
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| Arafa, Mohamed Total change: 4.20 | |   |
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| MANSORA CHESS CLUB 16 th OPEN | Dakahlia | EGY | 2023-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1538 | 1684 | 6.00 | 9 | 0.21 | 20 | 4.20 | |
|  Mohamed Mostafa, Adham | | | 1149 | EGY | 1.00 | 1 | 0.03 | 20 | 0.60 | |  Elkahky, Khaled Gooda | | | 1978 | EGY | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Diaa Nassar, Seif | | | 1356 | EGY | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Ahmad Mousaa, Yehya | | | 1341 | EGY | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Lotfy, Abdel Rahman | | | 1884 | EGY | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Hussein , Ahmed | | | 1517 | EGY | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Ashraf Shafik, Abanoub | | | 1908 | EGY | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Abdel Fatah Omar, Mohamed | | | 1426 | EGY | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Ahmad Mousaa, Youseif | | | 1284 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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