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Rapid:
Individual Calculations November 2022 |
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| George Samir, David Total change: 83.20 | |   |
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| 1st Black Ball Chess Tournament U20 | Cairo | EGY | 2022-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1696 | 6.50 | 8 | 2.08 | 40 | 83.20 | |
|  Diaa, Yehia | | | 1296 * | EGY | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Mohamed Azzab, Mareim | | | 1361 | EGY | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Wafa, Hamed | c | | 2022 | EGY | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Ehab, Abdel Rahman | | | 1284 | EGY | 1.00 | 1 | 0.07 | 40 | 2.80 | | | Mahmoud Youssef, Noha | | | 1421 | EGY | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Adel, Abbas | | | 1968 | EGY | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Hossam Mohamed, Adham | | | 1774 | EGY | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Morsy, Elsayed | | | 1968 | EGY | 1.00 | 1 | 0.83 | 40 | 33.20 | | | * 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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