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Individual Calculations May 2023 |
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| Lam, Chun Yung Samuel Total change: 54.40 | |   |
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| Asian Games Selections 2023 - Open | Hong Kong | HKG | 2023-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1649 | 1569 | 3.50 | 7 | 0.44 | 40 | 17.60 | |
|  Lam, Daniel King Wai | f | | 2066 | HKG | 0.00 | 1 | -0.04 | 40 | -1.60 | |  Au, Chung Hei | | | 1301 | HKG | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Li, Yiheng | | | 1788 | HKG | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Leung, Shun Him | | | 1341 | HKG | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Chan, Pui Yin Brandon | | | 1465 | HKG | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Pang, Yui Kuen | c | | 1989 | HKG | 0.50 | 1 | 0.43 | 40 | 17.20 | | | Kao, Jamison Edrich | | | 1593 | HKG | 0.00 | 1 | -0.47 | 40 | -18.80 | |
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) | | | | 2023 World School Chess Championships - open U13 | Rhodes | GRE | 2023-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1545 | 1569 | 6.00 | 9 | 0.92 | 40 | 36.80 | |
| | Farhat, Amen Allah | | | 1169 * | TUN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Mamedov, Edgar | f | | 2248 | KAZ | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Dzhumakanov, Kuanysh | | | 1332 | KAZ | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Segev, Oz | | | 1315 | ISR | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Frydel, Marcel | | | 1376 | GER | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Yessengali, Adizhan | | | 1464 | KAZ | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Tabatadze, Erekle | | | 1876 | GEO | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Luk, Danbe | | | 1315 | HKG | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Di Bartolomeo, Adrian Mikail | | | 1809 | ITA | 1.00 | 1 | 0.80 | 40 | 32.00 | | | * 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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