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Individual Calculations January 2022 |
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| Zayan, Osama Total change: -39.60 | |   |
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| Egyptian League 2021/2022 Group B 1-4 | Many Cities | EGY | 2021-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 2174 | 1.00 | 2 | -0.52 | 20 | -10.40 | |
|  Gabr, Ahmed | | | 2057 | EGY | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Badawy, Mohamed | | | 1871 | EGY | 0.00 | 1 | -0.86 | 20 | -17.20 | |
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) | | | | Golden Cleopatra 2021 | Giza | EGY | 2021-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1935 | 2174 | 7.00 | 11 | -1.46 | 20 | -29.20 | |
|  Ibrahim, Ammar | | | 1774 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fatehy, Hazem | | | 1844 | EGY | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Mohamed Mohamed, Khaled | | | 1789 | EGY | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Hassan, Sayed Barakat | m | | 2288 | EGY | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Abo Ela, Sayed | | | 2028 | EGY | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Abdo, Hany Elsayed | | | 2053 | EGY | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Masrahi, Abdulrahman A | c | | 1990 | KSA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Abdel Razik, Ahmed | | | 2061 | EGY | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Mohey, Ahmed | | | 1915 | EGY | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Tamer Waguih, Fared | | | 1774 * | EGY | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Hossam Mohamed, Adham | | | 1774 * | EGY | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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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