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Individual Calculations January 2023 |
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| Kaloust, Giorgio Total change: -14.20 | |   |
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| Arab Individual Chess Championship U20 Open | Damascus | SYR | 2022-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1893 | 1990 | 3.50 | 7 | -0.71 | 20 | -14.20 | |
|  Radwan, Mahmoud J | | | 1590 * | PLE | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Abed Elwahab, Masoud | | | 1896 | PLE | 1.00 | 1 | 0.37 | 20 | 7.40 | |  Ahmed, Jaza Jamal | m | | 2160 | IRQ | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Rabeea, Sabah Nori | f | | 2109 | IRQ | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Waqaf, Ali. | | | 1639 | SYR | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Farhat, Jawad | | | 1761 | LBN | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Moazaz , Dhahir Habeeb | f | | 2094 | IRQ | 0.00 | 1 | -0.36 | 20 | -7.20 | | | * 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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