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Individual Calculations December 2017 |
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| Cheng, Justin Hong-Chen Total change: -17.20 | |   |
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| Hong Kong Open Championships 2017 | Hong Kong | HKG | 2017-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1659 | 1298 | 0.00 | 4 | -0.43 | 40 | -17.20 | |
|  Chong, Chor Yuen | | | 1698 * | HKG | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Tang, Tsz Sang | | | 1691 | HKG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Lau, Joe Yiu-Cho | | | 1549 | HKG | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Deng, Yu Dong Michael | c | | 1698 * | HKG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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