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Blitz:
Individual Calculations September 2023 |
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| Lau, Hoi Kiu Total change: -61.20 | |   |
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| 7th Eastern Asia Youth Chess Championship - U12 Blitz | Changjiang, Hainan, China | CHN | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1597 | 1138 | 0.00 | 3 | -0.19 | 40 | -7.60 | |
|  Shen, Fuyan | | | 1688 | CHN | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Liu, Fung Ming Mathew | | | 1512 | HKG | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Lee, Jiwoo A | | | 1591 | KOR | 0.00 | 1 | -0.06 | 40 | -2.40 | |
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) | | | | Kidult Chess HK Friday Tournament - 2023 Blitz S7 (18th Aug) | Hong Kong | HKG | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1278 | 1138 | 1.00 | 7 | -1.34 | 40 | -53.60 | |
| | Cailloce, Julien | | | 1529 | FRA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Chow, Edwin | | | 1412 | HKG | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Mishra, Prakhar | | | 1155 | HKG | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Cheung, Cheuk Lam | | | 1286 | HKG | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Tse, Hei Leong | | | 1284 | HKG | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Hui, Ching Yuen | | | 1024 | HKG | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Lau, Chung Kiu | | | 1258 | HKG | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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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