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Individual Calculations July 2023 |
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| Lee, Jie Zhen Tedric Total change: -64.40 | |   |
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| SG Chess Festival Professor Lim Kok Ann International Open 2023 | Singapore | SGP | 2023-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1274 | 1220 | 0.00 | 3 | -1.37 | 40 | -54.80 | |
|  Zhang, Xinglong | | | 1205 | SGP | 0.00 | 1 | -0.52 | 40 | -20.80 | |  Thai, Ngoc Tuong Minh | | | 1594 | VIE | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Ohng, Wei Zhe Quilliam | | | 1023 | SGP | 0.00 | 1 | -0.75 | 40 | -30.00 | |
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) | | | | 21st ASEAN Age Group Chess Championships 2023 - Standard Open U12 | Bangkok | THA | 2023-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1315 | 1220 | 1.00 | 3 | -0.24 | 40 | -9.60 | |
| | Phan, Trong Duc | | | 1634 | VIE | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Magallanes, Ran Zeth Marco | | | 1265 | PHI | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Lumunon, Braveheart Honoris Chris | | | 1045 | INA | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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