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Individual Calculations December 2019 |
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| Al Abdali, Zeyad Saleh Total change: -4.60 | |   |
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| 1st Gulf Amateur Championship 2019 Men | Kuwait City | KUW | 2019-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1456 | 1773 | 4.00 | 6 | -1.04 | 20 | -20.80 | |
|  Abdulla, Mohammed Al-Homaid | | | 1373 * | QAT | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Alenezi, Hamad | | | 1390 | KUW | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Alsaqer, Meshal | | | 1757 | KUW | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Btain, Abdulaziz | | | 1373 * | KUW | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Alasad, Tareq | | | 1373 * | KUW | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Alhejab, Meshal | | | 1472 | KUW | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * 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) | | | | Saudi Arabia Final 2019_Men | Jeddah | KSA | 2019-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1773 | 4.50 | 8 | 0.81 | 20 | 16.20 | |
| | Al Thebaiti, Ahmed M | c | | 1988 | KSA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Al Mutairi, Hassan S | c | | 1853 | KSA | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Al Turky, Fahad A | | | 1820 | KSA | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Al Farasi, Abdullah | | | 1818 | KSA | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Al Dosari, Naif | | | 1832 | KSA | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Alanazy, Mohammed | | | 1896 | KSA | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Al Mansour, Abdulziz | | | 1651 | KSA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Alharbi, Majdi | | | 1556 | KSA | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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) | | |
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