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Individual Calculations January 2023 |
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| Ameen, Mohamed Edan Total change: 82.00 | |   |
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| Arab Individual Chess Championship U14 Open | Damascus | SYR | 2022-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1629 | 1664 | 2.50 | 4 | 0.36 | 40 | 14.40 | |
|  Fawaz, Mohamad | | | 1553 | LBN | 1.00 | 1 | 0.35 | 40 | 14.00 | |  Kanass, Ghadak | | | 1264 * | SYR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Masoud, Hamzeh. | | | 1700 | SYR | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Seder, Mohammed | | | 1999 | PLE | 0.00 | 1 | -0.12 | 40 | -4.80 | | | * 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) | | | | Mohammed jaber championship (2022) | Bagdad | IRQ | 2022-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1775 | 3.50 | 5 | 1.69 | 40 | 67.60 | |
| | Alzaim, Talal | m | | 2144 | SYR | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Moman, Dhyee Khalel | | | 1872 | IRQ | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Firas, Qassim Abbas | | | 2010 | IRQ | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Ibrahim, Maad Ahmedsamim | | | 1477 | IRQ | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Ali, Firas Qassim | | | 1940 | IRQ | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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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