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Individual Calculations January 2024 |
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| Song, Sichen Total change: 64.40 | |   |
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| 2023 Singapore National Age Group Chess Championships Under 10 | Singapore | SGP | 2023-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1034 | 1163 | 0.00 | 1 | -0.67 | 40 | -26.80 | |
|  Sim, En Rui Audelle | | | 1034 | SGP | 0.00 | 1 | -0.67 | 40 | -26.80 | |
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) | | | | Hong Kong International Open 2023 | Hong Kong | HKG | 2023-12-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1477 | 1163 | 3.50 | 8 | 2.28 | 40 | 91.20 | |
|  Yu, Kaiyi | | | 1552 | SGP | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Lau, Chloe Hailey | | | 1465 | HKG | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Tong, Ho Man | | | 1351 | HKG | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Dang, Letian | | | 1304 | CHN | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Poon, Pak Yu | | | 1578 | HKG | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Chongstitwattana, Cholapat | | | 1459 | THA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Londono, Diego | | | 1638 | COL | 1.00 | 1 | 0.95 | 40 | 38.00 | | | Liu, Ho Yin | | | 1468 | HKG | 0.50 | 1 | 0.36 | 40 | 14.40 | |
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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