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Individual Calculations November 2019 |
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| Li, Joy Ching Total change: -36.80 | |   |
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| Hong Kong Open 2019 | Hong Kong | HKG | 2019-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1266 | 1247 | 0.50 | 3 | -0.92 | 40 | -36.80 | |
|  Lam, Chun Yung Samuel | | | 1283 | HKG | 0.00 | 1 | -0.45 | 40 | -18.00 | |  Li, Shing Hei | | | 1235 | HKG | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Mahadevan, Aravind | | | 1281 | HKG | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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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