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Rapid:
Individual Calculations August 2023 |
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| Lam, Lok Sum Total change: 51.20 | |   |
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| Kidult Chess HK Friday Tournament - 2023 Rapid S2 | Hong Kong | HKG | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1277 | 1053 | 2.50 | 5 | 1.28 | 40 | 51.20 | |
|  Xiong, Weilin | | | 1212 | HKG | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Lau, Tsz Yiu Christ | | | 1282 | HKG | 1.00 | 1 | 0.79 | 40 | 31.60 | |  Lo, Jason Jun-San | | | 1156 | HKG | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Chan, Trevor Xavier Yao | | | 1545 | HKG | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Chu, Kin Ho | | | 1188 | HKG | 1.00 | 1 | 0.68 | 40 | 27.20 | |
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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