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Individual Calculations January 2023 |
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| Malek, Altawbeh Total change: 14.00 | |   |
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| Arab Individual Chess Championship U18 Open | Damascus | SYR | 2022-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1499 | 1.00 | 6 | 0.35 | 40 | 14.00 | |
|  Zaid, Alaa Chaseb | c | | 1851 | IRQ | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Ali, Firas Qassim | | | 1850 | IRQ | 0.50 | 1 | 0.39 | 40 | 15.60 | |  Deeb, Rayan. | | | 1880 | SYR | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Arkadan, Adib | | | 1928 | LBN | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Ameer, Dhafer Abdulameer | c | | 1840 | IRQ | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Rami, Talab | | | 1799 | SYR | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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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