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Individual Calculations October 2023 |
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| Andyka, Pitra Total change: -51.80 | |   |
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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 |
| 1793 | 2173 | 5.50 | 9 | -2.59 | 20 | -51.80 | |
|  M Mohd Nur, Megat Muhd Irfan | | | 1677 | MAS | 1.00 | 1 | 0.04 | 20 | 0.80 | |  Tan, Steven | | | 1799 | INA | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Chua, Jia-Tien | | wc | 1855 | MAS | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Sidabutar, Uriel Noah Oloan | | | 1845 | INA | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Shadhursshaan, R | | | 1848 | IND | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Chen, Yining | | wc | 1887 | CHN | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Lee, Yun Rui | | | 1613 | MAS | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Rajasa, Muhammad Andi | | | 1837 | INA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Zaw, Ye Htut | | | 1773 * | MYA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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