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Individual Calculations December 2017 |
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| Kwong, Wing Ki Total change: 18.40 | |   |
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| The Chess Academy ActiveKids Fall Open 2017 | Hong Kong | HKG | 2017-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1578 | 1694 | 3.00 | 4 | 0.46 | 40 | 18.40 | |
|  Lam, Chun Yung Samuel | | | 1294 * | HKG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Leung, Ho Yan Andrew | | | 1990 | HKG | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Choy, Hong Lui Ronald | | | 1552 | HKG | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Chung, Ethan Cheung Jing | | | 1474 | WLS | 1.00 | 1 | 0.22 | 40 | 8.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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