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Rapid:
Individual Calculations September 2023 |
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| Wong, Chak Sum Total change: -20.40 | |   |
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| 7th Eastern Asia Youth Chess Championship - U12 Rapid | Changjiang, Hainan, China | CHN | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1639 | 1293 | 0.00 | 4 | -0.51 | 40 | -20.40 | |
|  Qu, Haoming | | | 1746 | CHN | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Zhang, Yuchen | | | 1464 | CHN | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Batzaya, Agibat | | | 1690 | MGL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Cong, Dingzhou | | | 1655 | CHN | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | |
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