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Individual Calculations February 2019 |
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| Chua, Xue Kai Alfred Total change: 30.80 | |   |
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| 35th National Age Group Chess Championships 2018 - Boys Under-15 | Singapore | SGP | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1572 | 1667 | 4.50 | 6 | 0.77 | 40 | 30.80 | |
|  Pastukhov, Boris | | | 1315 | ENG | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Pang, Khai Jie Ryan | | | 1607 | SGP | 1.00 | 1 | 0.42 | 40 | 16.80 | |  Chua, Tze Jay Azel | | | 1997 | SGP | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Ho, Yi Amadeus | | | 1548 | SGP | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Ramesh, Aadhitya | | | 1438 | SGP | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Wang, Jiahe | | | 1524 | SGP | 1.00 | 1 | 0.31 | 40 | 12.40 | |
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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