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Individual Calculations October 2023 |
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| Wong, Jianwen Total change: 25.20 | |   |
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| 18th Dato Arthur Tan Malaysian Open Chess Championship | Kuala Lumpur | MAS | 2023-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2283 | 2229 | 5.00 | 9 | 1.26 | 20 | 25.20 | |
|  Siva Kumar, Nirish Kumar | | | 1829 * | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Mordido, Kylen Joy | | wm | 2003 | PHI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Garcia, Jan Emmanuel | m | | 2418 | PHI | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Arfan, Aditya Bagus | m | | 2410 | INA | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Badmatsyrenov, Oleg | m | | 2416 | FID | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Concio, Michael Jr | m | | 2406 | PHI | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Kushagra, Mohan | m | | 2397 | IND | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Wong, Yinn Long | f | | 2371 | MAS | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Rahman, Masruri | f | | 2299 | INA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | * 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) | | |
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