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Individual Calculations January 2023 |
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| Ali, Firas Qassim Total change: -26.40 | |   |
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| Arab Individual Chess Championship U18 Open | Damascus | SYR | 2022-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1850 | 3.50 | 8 | -1.25 | 40 | -50.00 | |
|  Arkadan, Adib | | | 1928 | LBN | 0.00 | 1 | -0.39 | 40 | -15.60 | |  Zaid, Alaa Chaseb | c | | 1851 | IRQ | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Malek, Altawbeh | | | 1499 | PLE | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Almolaali, Qassem. | | | 1763 | SYR | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Rami, Talab | | | 1799 | SYR | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Deeb, Rayan. | | | 1880 | SYR | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Ameer, Dhafer Abdulameer | c | | 1840 | IRQ | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Zeid, Houssein. | | | 1598 | SYR | 0.50 | 1 | -0.31 | 40 | -12.40 | |
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) | | | | Mohammed jaber championship (2022) | Bagdad | IRQ | 2022-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 1940 | 4.00 | 6 | 0.59 | 40 | 23.60 | |
| | Ibrahim, Maad Ahmedsamim | | | 1540 * | IRQ | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ameer, Hayder Jawad Mubarak | | | 1810 | IRQ | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Al-Khattab, Ghassan M. Ali Ajmed | f | | 1953 | IRQ | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Alzaim, Talal | m | | 2144 | SYR | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Qambar, Salah Noori Qambar | | | 2032 | IRQ | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Ameen, Mohamed Edan | | | 1775 | IRQ | 0.00 | 1 | -0.72 | 40 | -28.80 | | | * 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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