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Individual Calculations December 2017 |
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| Ho, In Hei Henry Total change: 13.40 | |   |
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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 |
| 1574 | 1768 | 3.50 | 4 | 0.67 | 20 | 13.40 | |
|  King, Oliver Baekho | | | 1368 * | HKG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Choy, Hong Lui Ronald | | | 1552 | HKG | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Peramunetilleke, Seth | | | 1386 | HKG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Leung, Ho Yan Andrew | | | 1990 | HKG | 1.00 | 1 | 0.78 | 20 | 15.60 | | | * 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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